HDBank Cup 2018, 10 – 15 Mar 2018, Hanoi (Vietnam)

HDBank Cup 2018,

10 - 15 Mar 2018, Hanoi (Vietnam)

The 8th HDBank Masters is a 9-round Swiss open taking place in Hanoi, Vietnam from 10-15 March 2018. The total prize fund is $55,000, with $15,000 for first place in the Masters. Players receive 90 minutes for the entire game, plus a 30-second increment starting from move one.


Round 1 Mar 10, 2018 03:00
Round 2 Mar 10, 2018 09:00
Round 3 Mar 11, 2018 02:30
Round 4 Mar 12, 2018 02:30
Round 5 Mar 12, 2018 08:30
Round 6 Mar 13, 2018 02:30
Round 7 Mar 14, 2018 02:30
Round 8 Mar 14, 2018 08:30
Round 9 Mar 15, 2018 02:30

Website

Results

Starting rank click here

Starting rank

No. Name FideID FED Rtg sex Typ
1 GM Le Quang Liem 12401137 VIE 2736
2 GM Wang Hao 8602883 CHN 2713
3 GM Sethuraman S.P. 5021596 IND 2649
4 GM Mareco Sandro 112275 ARG 2635
5 GM Gordievsky Dmitry 24112798 RUS 2630
6 GM Nguyen Ngoc Truong Son 12401110 VIE 2630
7 GM Aravindh Chithambaram Vr. 5072786 IND 2617
8 GM Wen Yang 8602956 CHN 2608
9 GM Zhao Jun 8602522 CHN 2599
10 GM Karthikeyan Murali 5074452 IND 2592
11 GM Rozum Ivan 24104272 RUS 2582
12 GM Bogdanovich Stanislav 14115298 UKR 2560
13 GM Pichot Alan 110973 ARG 2558
14 GM Krysa Leandro 116807 ARG 2548
15 GM Lei Tingjie 8605114 CHN 2545 w
16 GM Sivuk Vitaly 14116502 UKR 2526
17 GM Vishnu Prasanna. V 5030692 IND 2526
18 GM Tran Tuan Minh 12401820 VIE 2522
19 GM Deepan Chakkravarthy J. 5011132 IND 2520
20 IM Xu Yi 8605564 CHN 2499
21 GM Nguyen Anh Dung 12400025 VIE 2491
22 IM Le Tuan Minh 12401153 VIE 2489
23 IM Saduakassova Dinara 13700090 KAZ 2479 w
24 IM Pena Gomez Manuel 2252813 ESP 2478
25 GM Dao Thien Hai 12400084 VIE 2474
26 GM Santiago Yago De Moura 2103877 BRA 2473
27 IM Karthikeyan P. 5018226 IND 2473
28 GM Nguyen Duc Hoa 12401358 VIE 2463
29 IM Liu Guanchu 8603901 CHN 2460
30 FM Erigaisi Arjun 35009192 IND 2458 U16
31 GM Laxman R.R. 5005361 IND 2457
32 IM Nguyen Van Huy 12401064 VIE 2454
33 IM Raja Harshit 5089000 IND 2444
34 IM Harsha Bharathakoti 5078776 IND 2443
35 IM Dimakiling Oliver 5202248 PHI 2441
36 GM Czebe Attila 705268 HUN 2436
37 IM Nguyen Anh Khoi 12404675 VIE 2435 U16
38 Li Yankai 8609357 CHN 2434
39 IM Pascua Haridas 5203953 PHI 2431
40 IM Llaneza Vega Marcos 2253585 ESP 2430
41 IM Diu Viacheslav 4167465 RUS 2426
42 WGM Vo Thi Kim Phung 12401838 VIE 2425 w
43 FM Zhu Yi 8607435 CHN 2420
44 GM Tu Hoang Thong 12400076 VIE 2414
45 IM Raghunandan Kaumandur Srihari 25004964 IND 2412
46 WGM Hoang Thi Bao Tram 12401102 VIE 2410 w
47 IM Akshat Khamparia 5016541 IND 2408
48 GM Vogt Lothar 4611292 GER 2402 S60
49 FM Hoang Canh Huan 12400599 VIE 2402
50 GM Bui Vinh 12400726 VIE 2400
51 IM Rathnakaran K. 5005507 IND 2395
52 IM Shyaamnikhil P 5024218 IND 2394
53 IM Pham Chuong 12401218 VIE 2393
54 IM Karavade Eesha 5012600 IND 2391 w
55 Sammed Jaykumar Shete 5073421 IND 2382
56 GM Cao Sang 725056 VIE 2381
57 FM Taher Yoseph Theolifus 7105347 INA 2375
58 Zhang Ziji 8609470 CHN 2374
59 FM Sai Agni Jeevitesh J 5070147 IND 2373
60 IM Abhishek Kelkar 5019257 IND 2370
61 IM Vo Thanh Ninh 12402141 VIE 2370
62 IM Tran Minh Thang 12401080 VIE 2366
63 IM To Nhat Minh 729019 HUN 2364
64 FM Xu Zhihang 8611572 CHN 2364
65 Chen Qi B 8614733 CHN 2359
66 WGM Gara Ticia 717444 HUN 2357 w
67 IM Pham Le Thao Nguyen 12401226 VIE 2354 w
68 WGM Gu Xiaobing 8602611 CHN 2354 w
69 WGM Wang Jue 8604070 CHN 2354 w
70 IM Li Ruofan 8600643 CHN 2351 w
71 Kunal M. 5018250 IND 2340
72 IM Nguyen Van Hai 12400122 VIE 2335
73 FM Setyaki Azarya Jodi 7101589 INA 2331
74 IM Duong The Anh 12401277 VIE 2327
75 WGM Nguyen Thi Mai Hung 12401676 VIE 2321 w
76 IM Kathmale Sameer 5024498 IND 2320
77 WGM Gomes Mary Ann 5013623 IND 2318 w
78 WGM Tokhirjonova Gulrukhbegim 14203626 UZB 2318 w
79 FM Dang Hoang Son 12402435 VIE 2317
80 Saravana Krishnan P. 5018382 IND 2312
81 FM Vaingorten Yaaqov 2603918 CAN 2298
82 FM Nitish Belurkar 5084768 IND 2293
83 FM Zou Chen 8610959 CHN 2291
84 FM Lee Jun Hyeok 13202340 KOR 2286
85 WGM Kulkarni Bhakti 5019516 IND 2275 w
86 WGM Nguyen Thi Thanh An 12400300 VIE 2274 w
87 FM Abelgas Roel 5200970 PHI 2273
88 FM Andyka Pitra 7103255 INA 2265
89 FM Yee Soon Wei 10500553 BRU 2263
90 FM Anand Nadar 25009141 IND 2262
91 WIM Nandhidhaa Pv 5050847 IND 2261 w
92 IM Piasetski Leon 2600072 CAN 2258 S60
93 Moksh Amit Doshi 25064967 IND 2256 U16
94 Dixit Nikhil 5059534 IND 2251
95 Tran Ngoc Lan 12401811 VIE 2250
96 WGM Swati Ghate 5003474 IND 2249 w
97 IM Sharma Dinesh K. 5004110 IND 2247
98 Emperado Emmanuel 5209960 PHI 2232
99 FM Raja Rithvik R 35007394 IND 2227 U16
100 CM Le Huu Thai 12402460 VIE 2223
101 Mithil Ajgaonkar 5017343 IND 2222
102 Kulkarni Chinmay 5023513 IND 2215
103 FM Alfred Nathan S W 407739 ENG 2208
104 Quizon Daniel 5217911 PHI 2204 U16
105 Manush Shah 5040680 IND 2202
106 WIM Luong Phuong Hanh 12401013 VIE 2192 w
107 WIM Sihite Chelsie Monica Ignesias 7101198 INA 2189 w
108 CM Nguyen Hoang Nam 12402133 VIE 2188
109 CM Le Minh Hoang 12404683 VIE 2184
110 IM Lu Chan Hung 12402508 VIE 2181
111 Nguyen Hoai Nam 12415880 VIE 2177
112 CM Kwon Sehyun 13203088 KOR 2169
113 Nguyen Phuoc Tam 12402109 VIE 2169
114 WIM Pratyusha Bodda 5000629 IND 2164 w
115 Kulkarni Vinayak 5021332 IND 2161
116 IM Vasilyev Mikhail 14101254 UKR 2141 S60
117 WFM Divya Deshmukh 35006916 IND 2138 w U16
118 Pham Thi Thu Hien 12402575 VIE 2138 w
119 Bhambure Shantanu 5025931 IND 2135
120 Liu Zhaoqi 8609381 CHN 2133
121 Pham Xuan Dat 12401307 VIE 2118
122 Doan Van Duc 12400335 VIE 2112
123 Samant Aditya S 35080580 IND 2107 U16
124 Snehal Bhosale 5021995 IND 2105
125 Looi Xin Hao 5702828 MAS 2104
126 WFM Jishitha D 35031660 IND 2099 w U16
127 Vatsal Singhania 25033972 IND 2090 U16
128 Priyanka K 5082986 IND 2087 w
129 WCM Song Yuxin 8614300 CHN 2067 w U16
130 CM Nguyen Quoc Hy 12410853 VIE 2039 U16
131 WFM Tran Le Dan Thuy 12403407 VIE 2036 w
132 WIM Thipsay Bagyashree Sathe 5001013 IND 2000 w
133 WFM Bach Ngoc Thuy Duong 12408956 VIE 2000 w U16

GAMES PGN chessbase

PGN DOWNLOAD
[Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Le, Quang Liem"] [Black "Pham, Le Thao Nguyen"] [Result "1-0"] [ECO "D35"] [WhiteElo "2736"] [BlackElo "2354"] [Annotator "TA"] [PlyCount "61"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,61,25,8,28,29,48,29,88,32,113,97,93,86,127,141,130,143,186,177,290, 281,274,276,296,279,273,275,271,147,145,137,288,291,380,374,475,455,443,473]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. Nge2 O-O 9. Qc2 Re8 10. O-O Nf8 11. f3 h6 12. Bh4 Ne6 13. Kh1 {LiveBook: 3 Games. D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} (13. Rad1 a5 14. Bf2 b6 15. h3 Ra7 16. e4 Nh5 17. Be3 dxe4 18. Bxe4 Qc7 19. d5 cxd5 20. Nxd5 Qxc2 21. Bxc2 {1/2-1/2 (89) Sieciechowicz,M (2387) -Kovalenko,I (2639) Bialystok 2017}) 13... Nh5 14. Bf2 Nf6 15. Rad1 {White is slightly better.} Bd7 (15... Nh5 $1 $11) 16. Bg1 $146 (16. e4 $16) ({ Predecessor:} 16. e4 dxe4 17. fxe4 Ng4 18. Bg1 Bg5 19. Rf3 Bh4 20. Rdf1 Rf8 { 1/2-1/2 (36) Kreyssig,R (1801)-Werner,H (1950) Leipzig 2009}) 16... Ng5 (16... Nh5 $14) 17. e4 $16 dxe4 18. fxe4 {[%cal Bf3e4,Be4e5][%mdl 32]} Bg4 19. h3 Bh5 20. Rde1 Ne6 {[#]} 21. e5 $1 Bxe2 (21... Nd7 {is a better defense.} 22. g4 Bg6) 22. Qxe2 $18 (22. Rxe2 Nh5 $14) 22... Nd5 {[#]} 23. Qe4 $1 {[%cal Re4h7] White threatens Qh7+ and mate.} ({Weaker is} 23. Nxd5 Qxd5 24. Bc4 Qd7 $16) 23... Ng5 24. Qg4 Bb4 25. h4 Ne6 26. Rc1 (26. Nxd5 $18 Qxd5 27. Rc1) 26... Bxc3 $16 27. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} Nf8 $2 (27... b5 $16) 28. c4 $18 Nb4 29. Bb1 c5 30. d5 Rxe5 31. Bxc5 {Precision: White = 66%, Black = 23%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Sethuraman, S. P.."] [Black "Wang, Jue"] [Result "0-1"] [ECO "D47"] [WhiteElo "2649"] [BlackElo "2354"] [Annotator "TA"] [PlyCount "116"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,116,-15,39,54,54,29,42,40,36,40,29,34,43,32,41,41,54,56,50,52,59,39, 57,31,27,22,18,0,23,34,14,15,57,8,31,54,58,48,52,46,113,137,345,339,287,232, 278,234,505,463,438,240,299,290,333,238,217,244,297,222,205,-15,113,83,182,-11, -11,-14,-8,-8,-26,-216,-209,-217,-207,-183,-134,-913,-764,-2339,-1792,-1304, -954,-940,-651,-1109,-766,-29970,-29954,-29986,-29987,-29994,-29995]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. O-O a6 10. e4 c5 11. d5 Qc7 12. Qe2 c4 {D48: Semi-Slav: Meran System: 7...b5 8 Bd3 a6} 13. Bc2 e5 {LiveBook: 4 Games} ({Black should try} 13... Bd6 $11) ( 13... Bd6 14. dxe6 fxe6 15. Nd4 Bxh2+ 16. Kh1 Nc5 17. f4 e5 18. Ndxb5 axb5 19. Kxh2 h5 20. fxe5 Ng4+ 21. Kh1 Ne6 22. g3 Nd4 23. Qd1 Nxc2 24. Qxc2 h4 25. Kg2 Qxe5 {0-1 (25) Hoffmann,M (2484)-Pijpers,A (2467) Germany 2016}) 14. Bd2 $14 Bd6 {White is slightly better.} 15. Nh4 $146 ({Find the theoretical novelty and annotate with similar games:} 15. Rfc1 O-O 16. b4 Qb8 17. a4 Bxb4 18. Rcb1 Bc5 19. axb5 Qc7 20. Be3 Rac8 21. bxa6 {1-0 (34) Bars,J (2262)-Sutherland,D (1807) ICCF email 2011}) 15... g6 16. Bh6 Bf8 17. Qd2 Bxh6 18. Qxh6 Qd6 19. Rad1 Ng4 20. Qg5 h5 21. g3 Qe7 22. Qd2 O-O 23. d6 Qe6 24. b4 Ngf6 25. Nf3 Nh7 26. Qe3 Rfe8 27. Rd2 Bc6 28. a4 Kg7 29. Nh4 Ndf6 30. f4 Qd7 31. Nf3 $1 Ng4 $1 { [%cal Rg4e3]} 32. Qc5 {Threatens to win with h3.} exf4 (32... Nf8 $1 $14) 33. gxf4 $16 f6 $2 (33... Nf8 $16) 34. h3 $18 Nh6 35. Rg2 Nf8 36. f5 Rad8 $2 (36... g5 37. Nxg5 Kh8) 37. axb5 axb5 38. Nd4 (38. e5 $142) 38... Bb7 39. Ndxb5 Re5 40. Qc7 {Black must now prevent Ra1.} (40. Qxc4 Ba6 $18) 40... Nf7 {[%cal Rf7d6]} 41. Rd1 ({And not} 41. Qxc4 Ba6 $11) 41... Ng5 42. Rxg5 ({Less strong is} 42. Qxc4 Nxh3+ 43. Kh2 Nf4 $16) 42... fxg5 {[#]} 43. Qxc4 $2 (43. Ra1 $1 $18 {[%cal Ra1a7] And now Ra7 would win.} Ra8 44. Rxa8 Bxa8 45. Nd4 (45. Qxc4 gxf5 46. Qd4 Ng6 $16)) 43... Kh7 (43... gxf5 $11 {remains equal.} 44. exf5 Kh6) 44. Qd4 Qg7 (44... Rxb5 $16 45. Ba4 Bc6) 45. f6 $2 (45. Rf1 $18 {aiming for f6. } Nd7 46. f6) 45... Qxf6 $11 46. Rf1 Qg7 {White should prevent ...Ne6.} 47. Bb3 $1 {Strongly threatening Rf7.} Ne6 48. Qb6 $2 {[#]} (48. Bxe6 $1 $11 {and White stays safe.} Rxe6 49. Qc4) 48... Rd7 $1 $19 49. Nd4 Nf4 50. Ba4 Rf7 ({ Weaker is} 50... Nxh3+ 51. Kh2 $11) 51. Kh2 $2 {[%mdl 8192]} (51. Rxf4 $17 gxf4 52. Nf3 Bxe4 53. Nxe4 Rxe4 54. Ng5+ Kh6 55. Nxe4 Qa1+ 56. Kf2 Qxa4 57. Qd4 Qa2+ 58. Kg1) 51... Bxe4 {Hoping for ...Nd5.} 52. Nxe4 Rxe4 53. Nf3 Qf6 54. Qc5 Kh6 55. d7 Ne6 56. Nd2 Rf4 {Black mates.} 57. Ne4 Qb2+ 58. Nf2 Nxc5 {Precision: White = 41%, Black = 49%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Gordievsky, Dmitry"] [Black "Kunal, M.."] [Result "1-0"] [ECO "A45"] [WhiteElo "2630"] [BlackElo "2340"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,87,0,-10,34,31,54,45,50,50,60,25,62,47,68,75,111,116,108,115,115,114, 111,107,124,122,110,108,115,108,306,218,193,87,100,96,84,84,93,84,82,90,104, 106,102,90,208,210,279,275,373,365,400,424,421,395,418,402,464,463,451,378,442, 442,472,456,513,491,455,356,583,572,688,549]} 1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nd2 c5 5. c3 Nc6 6. Ngf3 Be7 7. Ne5 Nxe5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (7... Nd7 8. Bd3 O-O 9. Qh5 f5 10. Ndf3 Ndxe5 11. Nxe5 Nxe5 12. Bxe5 Bd6 13. f4 Bxe5 14. fxe5 Bd7 15. O-O Qb6 16. Rf2 Bb5 17. Bxb5 Qxb5 {1/2-1/2 (38) Adhiban,B (2653)-Aronian,L (2780) Wijk aan Zee 2017}) 8. dxe5 Nd7 9. Bd3 {LiveBook: 7 Games} Nf8 {The position is equal.} 10. Bg3 $146 ({Predecessor:} 10. h4 Bd7 11. Qg4 Rg8 12. e4 Qb6 13. O-O-O Rc8 14. h5 {1-0 (26) Solovjev,N (2328)-Gusjkov,Y (2308) Ekaterinburg 2008}) 10... Bd7 11. O-O Bc6 12. Qe2 Qc7 13. f4 g6 14. c4 dxc4 15. Nxc4 b5 16. Nd6+ $1 Bxd6 17. exd6 Qb7 18. e4 c4 19. Bc2 Nd7 20. Bh4 O-O 21. Be7 Rfe8 22. f5 Nc5 $2 ( 22... Qb6+ $16 23. Qf2 Qxf2+ 24. Rxf2 exf5) 23. fxg6 fxg6 24. Qf2 $40 {[%mdl 128] White wants a kill.} (24. b3 $18 {is more deadly.}) 24... Rxe7 $16 25. dxe7 Qxe7 26. Qe3 e5 27. Rf2 Ne6 28. Raf1 Rf8 29. Rxf8+ Nxf8 30. Qg3 Qc5+ ( 30... Kg7 $16 {keeps fighting.}) 31. Kh1 $18 Ne6 {[#]} 32. Qh4 $1 {[%cal Rh4f6] Threatens to win with Qf6.} Bd7 33. Bd1 ({Weaker is} 33. Qf6 Qf8 $16) 33... Qc8 34. Qf6 Qf8 {intending ...Qxf6.} 35. Bg4 Qxf6 36. Rxf6 Nc5 37. Bxd7 Nxd7 { [%mdl 4096] Endgame KR-KN} 38. Rc6 Kf7 {[#]} 39. a4 $1 {[%mdl 512]} bxa4 40. Rxc4 Nb6 41. Rc7+ Ke6 42. Rxa7 Kd6 $2 (42... Nc4 43. Rxa4 Nxb2 44. Ra6+ Kf7 45. Ra7+ Ke6 46. Rxh7 Nd1) 43. Rxh7 Kc5 44. Ra7 {Precision: White = 80%, Black = 28%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.09"] [Round "1"] [White "Aravindh, Chithambaram VR."] [Black "Setyaki, Azarya Jodi"] [Result "1-0"] [ECO "E68"] [WhiteElo "2617"] [BlackElo "2331"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,47,68,68,67,55,62,47,112,97,98,59,88,41,82,41,201,166,154,170,460, 460]} 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. h3 a6 11. Be3 Nc5 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} 12. Qc2 Bd7 13. Rfe1 Rb8 14. a4 a5 15. Rad1 {[#] LiveBook: 5 Games} h5 $146 ({Predecessor:} 15... Re7 16. Ndb5 b6 17. Bd4 Re8 18. Be3 Qc8 19. Kh2 h5 20. f3 Be6 {1-0 (53) Bu,X (2630)-Sandipan,C (2558) Dubai 2005}) 16. Ndb5 b6 17. f4 {[%cal Bf2f4,Bf4e5,Be5e6][%mdl 32]} Na6 ({ Black should play} 17... Qc8 $14) 18. Bd4 Bxb5 19. Nxb5 Nd7 20. e5 dxe5 21. fxe5 {Threatens to win with e6!} Qg5 $2 {[#]} (21... Nb4 $14 22. Qf2 Re7) 22. e6 $1 $18 {[%cal Re6d7]} Bxd4+ 23. Nxd4 ({And not} 23. Rxd4 Ne5 $11) 23... Nf6 $2 (23... Ne5) 24. Qf2 {Precision: White = 76%, Black = 28%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Zhao, Jun"] [Black "Nguyen, Thi Mai Hung"] [Result "1-0"] [ECO "A11"] [WhiteElo "2599"] [BlackElo "2321"] [Annotator "TA"] [PlyCount "81"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,81,0,0,1,0,0,32,15,14,15,61,61,61,61,61,58,137,131,149,130,165,166, 181,176,175,122,157,99,97,75,154,150,171,179,170,185,307,303,293,239,270,272, 331,330,320,322,312,320,309,285,430,400,479,481,477,413,477,469,691,647,637, 604,781,824,778,760]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. Qc2 Nbd7 6. b3 Bd6 7. Be2 Qe7 8. O-O O-O 9. d4 b6 10. e4 {D45: Semi-Slav: 5 e3} dxe4 11. Nxe4 Bc7 $146 ({Predecessor:} 11... Nxe4 12. Qxe4 Bb7 13. Bg5 Nf6 14. Qc2 h6 15. Bh4 c5 16. Rad1 Rad8 17. dxc5 Bxc5 18. Ne5 g5 19. Bg3 Ne4 20. Bf3 Rxd1 21. Rxd1 { 0-1 (50) Cori Tello,D (2386)-Pourramezanali,A (2543) Cap d'Agde 2017}) 12. Bg5 {White is slightly better.} h6 13. Bh4 c5 14. dxc5 bxc5 15. Rad1 {Strongly threatening Rxd7!} Rd8 16. Qb2 {Hoping for Rxd7!} e5 (16... Bb7 $14 17. Rxd7 Qxd7 18. Nxf6+ (18. Nxc5 Qc6 $14) 18... gxf6) 17. Nxf6+ $16 gxf6 18. Nd2 { [#] Black must now prevent Ne4.} Bb7 19. f3 Nf8 {...Ng6 would now be nice for Black.} 20. Ne4 Nh7 21. Ng3 (21. Bf2 $18) 21... Rxd1 22. Rxd1 (22. Bxd1 $142 Qd7 23. Qf2) 22... Rd8 23. Qc1 Ng5 (23... Rxd1+ $142 24. Qxd1 e4) 24. Nf5 $36 { [%mdl 2048] White is on the roll.} Qf8 25. Rxd8 Bxd8 26. Qd2 {[#] And now Qd7 would win.} Bb6 (26... Bc8 {was worth a try.}) 27. Qd7 $18 Ba8 28. Bd3 Qd8 29. Nxh6+ Kf8 30. Qxd8+ Bxd8 31. Bxg5 fxg5 32. Be4 Bxe4 33. fxe4 {[%mdl 4096] Endgame KB-KN} Ke7 (33... Kg7 $142) 34. Kf2 Ke6 35. Kf3 Kf6 36. Kg4 Kg6 37. Nf5 {White is clearly winning.} Ba5 (37... Bf6 $142 38. g3 Bd8) 38. Ne7+ Kf6 39. Nd5+ Kg6 40. a3 Be1 41. b4 {Precision: White = 76%, Black = 32%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Rozum, Ivan"] [Black "Gomes, Mary Ann"] [Result "1-0"] [ECO "A62"] [WhiteElo "2582"] [BlackElo "2318"] [Annotator "TA"] [PlyCount "43"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,43,15,73,44,56,34,23,3,22,0,12,22,91,85,91,82,157,159,297,298,343, 365,603,617,569,597,597,596]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 O-O 9. O-O Bg4 {LiveBook: 36 Games} (9... Re8 $11) 10. Bf4 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} Qd7 $146 ({Predecessor:} 10... a6 11. a4 Re8 12. Re1 Bxf3 13. Bxf3 Qc7 14. Bg2 Nbd7 15. a5 Nh5 16. Bd2 b5 17. axb6 Nxb6 {0-1 (39) Matnadze,A (2361)-Kunin,V (2494) Barcelona 2006}) 11. a4 Nh5 12. Bd2 {White has an edge.} Na6 13. Qb3 Nb4 14. Nb5 a5 (14... a6 $11 15. Nc3 Rae8) 15. e4 $16 Rae8 16. Rae1 h6 ({Better is} 16... Nf6) 17. Bc3 Kh7 (17... Bxf3 $16 {keeps fighting.} 18. Bxf3 Nf6) 18. Nd2 $18 {[%cal Bf3d2,Bd2c4,Bc4b6][%mdl 32]} Rd8 19. Nc4 Bh3 $2 {[#]} (19... Qe7 20. Nxa5 Bd7 21. Bxb4 Bxb5) 20. Nb6 {White is clearly winning.} Qg4 {Threatening .. .Bxg2.} 21. f3 Qg5 22. Bxh3 {Precision: White = 60%, Black = 13%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Pichot, Alan"] [Black "Dang, Hoang Son"] [Result "1-0"] [ECO "B06"] [WhiteElo "2558"] [BlackElo "2317"] [Annotator "TA"] [PlyCount "65"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,65,48,58,36,42,22,26,23,75,92,91,77,104,97,116,107,114,89,141,146, 300,300,405,404,370,100,97,84,90,69,178,174,503,520,705,705,729,745,710,693, 1035,1013,984,945,976,1025,1236,1200,29985,29986,29987,29988]} 1. e4 g6 2. d4 Bg7 3. Nf3 d6 {[%cal Bd7d6,Bd6d5][%mdl 32]} 4. Bc4 Nf6 5. Qe2 O-O 6. O-O c6 7. Bb3 d5 8. e5 {B06: Modern Defence} Ne8 {LiveBook: 7 Games} (8... Ne4 9. Ne1 h6 10. c3 Na6 11. Be3 Bd7 12. f3 Ng5 13. Nd2 f5 14. exf6 exf6 15. Bc2 f5 {1-0 (26) Artemiev,V (2671)-Ivanov,A (2420) Sochi 2015}) 9. c4 Nc7 10. h3 {White is slightly better.} Be6 $146 ({Find the theoretical novelty and annotate with similar games:} 10... b6 11. cxd5 Nxd5 12. Nc3 Ba6 13. Bc4 Bxc4 14. Qxc4 { 1-0 (25) Draci,R (2228)-Markopoulos,T (1949) Athens 2007}) 11. Nc3 Nd7 (11... dxc4 $11 {remains equal.} 12. Bxc4 Nd7) 12. cxd5 $16 cxd5 13. Ng5 Nb6 14. f4 Qd7 15. Be3 Rac8 16. Nxe6 Qxe6 {[#]} (16... Nxe6 $142 17. Qf3 Nc7) 17. f5 $1 { [%mdl 512]} gxf5 $2 (17... Qd7 $16) 18. Bc2 $18 Qc6 19. Rxf5 Nc4 20. Rg5 $2 ( 20. Rh5 $18) 20... Nxe3 $16 21. Qxe3 {aiming for Rh5.} Qh6 {next ...Ne6 is good for Black.} 22. Qg3 $40 {[%mdl 128] White mounts an attack.} Ne6 ({ Better is} 22... f6 $1 $14 23. exf6 Qxf6) 23. Rg4 $18 {[#] Hoping for Rh4.} Rfd8 $2 (23... Qd2 {is tougher.}) 24. Rh4 Qd2 25. Bxh7+ Kf8 26. Rf1 Rc6 27. Bg6 Ng5 28. Nb1 Qe2 29. Bd3 ({Less strong is} 29. Qxg5 Rxg6 30. Qxg6 Qxf1+ 31. Kxf1 fxg6 $16) 29... Qxf1+ 30. Kxf1 Ne4 31. Bxe4 Rc1+ 32. Ke2 dxe4 33. Rh7 { Precision: White = 73%, Black = 28%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Lei, Tingjie"] [Black "Vaingorten, Yaaqov"] [Result "1-0"] [ECO "A10"] [WhiteElo "2545"] [BlackElo "2298"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,99,14,6,6,8,-2,-19,8,-3,-17,-25,-27,-22,-19,-25,-23,-25,-29,-20,0,0, 20,22,20,17,26,12,55,37,37,39,47,47,47,47,47,47,54,44,87,40,63,40,37,39,36,0,0, 0,61,64,72,75,71,56,62,60,68,60,58,62,64,67,163,153,256,230,219,220,206,204, 553,534,620,487,2289,1783,29985,29986,29986,29987,29987,29986,29986,29987, 29993,29985,29994,29995]} 1. c4 f5 2. g3 Nf6 3. Bg2 e5 4. Nc3 Be7 5. d3 O-O 6. Nf3 d6 7. Rb1 {LiveBook: 3 Games. A21: English Opening: 1...e5 2 Nc3} (7. O-O a5 8. Rb1 c6 9. a3 Na6 10. b4 axb4 11. axb4 Nc7 12. Bd2 Kh8 13. b5 c5 14. Ra1 Rb8 15. Ra7 Qe8 16. b6 Ne6 {0-1 (41) Almasi,Z (2682)-Adhiban,B (2655) Riadh 2017}) 7... a5 8. a3 Qe8 9. c5 $146 {The position is equal.} ({Predecessor:} 9. b4 axb4 10. axb4 Na6 11. O-O Qh5 12. Qc2 Rb8 13. Bg5 Kh8 14. Bxf6 Bxf6 { 0-1 (49) Heimrath,R (2191)-Brem,S (2063) Fuerth 2015}) 9... Kh8 10. cxd6 Bxd6 11. Nd2 Nc6 12. Nb5 Qe7 13. Nxd6 cxd6 14. b4 axb4 15. axb4 d5 16. b5 Nd4 17. e3 Ne6 18. O-O Bd7 19. Nf3 Nc5 {[#]} 20. Nxe5 $1 {[%mdl 512]} Qxe5 21. d4 Qe7 22. dxc5 Qxc5 23. Bd2 Rfc8 24. Bb4 Qc4 25. Re1 {[%cal Bf1e1,Be1e2,Be2d2,Bd2d5] [%mdl 32]} Ne4 26. Bf1 Qa2 27. Re2 $1 {[%cal Re2a2]} Qa4 $1 28. Qxd5 Qxb5 29. Rd2 Qxd5 30. Rxd5 Be6 (30... Bc6 $1 $11 31. Ra5 (31. Rxf5 Nxg3 32. Ra5 Rxa5 $11 ) 31... Rxa5 32. Bxa5 Ng5) 31. Re5 $14 Ba2 32. Ra1 {Black must now prevent f3.} g6 33. Bg2 Ra4 34. Be1 Rc7 35. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Kg7 36. g4 { [%cal Bg3g4,Bg4g5][%mdl 32]} Kf6 37. f4 Rc2 (37... Ra6 $14) 38. h5 $18 Nc3 ( 38... Ra6 $16 39. gxf5 (39. Bxe4 fxe4 40. Bh4+ Kf7 $16) 39... gxf5 40. Bh4+ ( 40. Bxe4 fxe4 41. Rd1 Bc4 $14) 40... Kg7 41. Rxf5 (41. Bxe4 fxe4 42. Kh1 Bc4 $11) 41... Be6 42. h6+ Kg8) 39. g5+ (39. Bxb7 Ne2+ 40. Kf1 Nxf4 $17) 39... Kf7 40. Bxc3 ({Resist} 40. Bxb7 $6 Ne2+ 41. Kh1 Nc1 $16) 40... Rxc3 41. Bd5+ ({ Don't do} 41. Bxb7 Rb4) 41... Bxd5 $2 (41... Kf8 42. Re6 (42. Bxa2 Rca3 $18) ( 42. Rxa2 Rc1+ 43. Kf2 Rxa2+ 44. Bxa2 Rc2+ 45. Kf3 Rxa2 $16) (42. Bxb7 Raa3 $16) 42... gxh5) 42. Rxa4 {[%mdl 4096] Endgame KRR-KRB} Bf3 43. Rd4 {[#] And now Rd7+ would win.} Bc6 (43... Bxh5 $142 44. Rd7+ Kf8) 44. h6 Rb3 45. Rd6 { White mates.} Rb1+ 46. Kf2 Rb2+ 47. Ke1 Rb1+ 48. Kd2 Rb4 49. Rf6+ Kg8 50. Re7 { Precision: White = 87%, Black = 32%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Vishnu Prasanna. V"] [Black "Zou, Chen"] [Result "0-1"] [ECO "B97"] [WhiteElo "2526"] [BlackElo "2291"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,76,29,30,31,-9,55,51,80,48,46,33,39,24,29,32,41,26,27,20,35,-18,0,-6, -8,-123,52,21,21,21,21,21,21,20,27,32,23,-37,-39,-31,-40,-54,0,0,0,-272,-282, -270,-264,-400,-417,-409,-388,-402,-373,-395,-373,-523,-408,-793,-785]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. a3 Nc6 9. Nb3 Be7 {B97: Sicilian Najdorf: Poisoned Pawn} 10. Qd2 {LiveBook: 17 Games} h6 (10... O-O 11. O-O-O Rd8 12. Bd3 h6 13. h4 Bd7 14. Qe2 Kf8 15. e5 dxe5 16. fxe5 hxg5 17. exf6 Bxf6 18. hxg5 Bxg5+ {1-0 (35) Nakamura,H (2786)-Nepomniachtchi,I (2751) Moscow 2017}) 11. Bh4 {[#]} (11. Bxf6 $5 Bxf6 12. O-O-O $11) 11... g5 $146 ({Black should try} 11... Nxe4 $1 $11 {[%mdl 512]} 12. Nxe4 Bxh4+ 13. g3 Be7) ({Predecessor:} 11... Nxe4 12. Nxe4 Bxh4+ 13. g3 Be7 14. Nxd6+ Bxd6 15. Qxd6 Qe3+ 16. Be2 e5 17. Qd2 Qxd2+ 18. Kxd2 {1/2-1/2 (40) Jakobsons,A (1956) -Schoonhoven,J (2280) IECG email 2001}) 12. Bf2 $14 Qc7 13. Be2 gxf4 14. Qxf4 Ne5 {[%cal Bc6e5,Be5g4,Bg4f6][%mdl 32]} 15. O-O Bd7 16. Bd4 Bc6 17. a4 Rg8 18. Nd2 Neg4 {aiming for ...e5.} 19. Bxf6 (19. Nc4 $1 $14) 19... Nxf6 20. Kh1 O-O-O 21. Nb5 ({Much worse is} 21. Qxh6 d5 $17) (21. Qe3 $11) 21... Qb6 $2 (21... axb5 $17 22. axb5 Be8 23. Qxh6 Ng4 24. Bxg4 Rxg4) 22. Nc4 (22. a5 $5 {[%cal Ra5b6]} Qc5 23. b4 $14) 22... Qc5 23. b4 Qg5 $1 {[%cal Rg5g2]} 24. Qxg5 ({ But not} 24. Ncxd6+ Kb8 $17) 24... Rxg5 25. Na7+ Kc7 26. Nxc6 bxc6 27. c3 ({ Better is} 27. Rf4 $11) 27... Nxe4 $15 28. Rxf7 Rd7 29. b5 axb5 (29... cxb5 $15 30. axb5 Rxb5) 30. axb5 $11 Rxb5 {Threatens to win with ...Bf6.} 31. Bg4 $2 { [%mdl 8192] [#]} (31. Nd2 $1 $11 {and White stays safe.} Nxd2 32. Bxb5 cxb5 33. Ra7+ Kc6 34. Rxe7 Rxa7 35. Rxa7) 31... Bf6 $1 $19 32. Rxd7+ Kxd7 33. Kg1 (33. Bf3 $142 Nc5 34. Ra7+ Nb7 35. Na3) 33... Bxc3 34. Ra7+ Kd8 {( -> ...Rb1+)} 35. Kf1 Rb1+ 36. Ke2 d5 37. Kd3 (37. Na5 $142 Bxa5 38. Rxa5) 37... Rc1 38. Bxe6 ( 38. Ne3 $142) 38... Nc5+ {Precision: White = 39%, Black = 64%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.09"] [Round "1"] [White "Deepan Chakkravarthy J."] [Black "Kulkarni Bhakti"] [Result "1-0"] [ECO "A07"] [WhiteElo "2520"] [BlackElo "2275"] [Annotator "TA"] [PlyCount "67"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,67,-9,-16,-17,-20,-8,-10,2,-10,2,-1,8,4,11,8,9,6,16,0,0,0,0,-1,0,-7, 0,-19,-17,-21,-7,-6,16,13,33,0,8,11,46,65,161,161,343,203,545,608,547,583,552, 535,906,878,1085,1124,1132,1119]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 (4... Be7 5. c4 O-O 6. d4 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 c6 12. Rd1 Nbd7 13. Nc3 Bg6 14. Bg5 Rc8 15. a3 a5 16. h4 h6 17. Bxf6 Bxf6 18. Qe3 Qb6 19. Ne4 {1/2-1/2 (28) Kramnik,V (2787)-So,W (2792) Wijk aan Zee 2018}) 5. c3 Be7 6. d3 {A07: Réti Opening: New York and Capablanca Systems} O-O 7. a3 Nc6 {[%cal Bb8c6,Bc6e5,Be5f3][%mdl 32]} 8. Nbd2 {LiveBook: 8 Games. The position is equal.} Qc7 9. b4 b6 10. b5 $146 ({Predecessor:} 10. Bb2 Bb7 11. Re1 e5 12. e4 d4 13. cxd4 cxd4 14. Rc1 {1/2-1/2 (56) Dowgird,F (2110)-Krupa,M (2226) Rewal 2011}) 10... Ne5 11. a4 Nxf3+ 12. Nxf3 a6 13. Bf4 Bd6 14. Bxd6 Qxd6 15. e4 {[#] Threatens to win with e5.} Nd7 16. Re1 Bb7 17. e5 Qc7 18. d4 Ra7 19. Qd2 Rfa8 {Hoping for ...axb5.} 20. Rab1 axb5 21. axb5 Ra2 22. Rb2 Rxb2 (22... R2a3 {feels hotter.} 23. Rc1 R8a4 24. Bf1 Qc8 25. Bd3 Qa8) 23. Qxb2 Qb8 24. h4 {[%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Qa7 25. h5 Qa4 26. h6 g6 (26... gxh6 $14 27. Qd2 Kg7) 27. Ng5 $18 c4 $2 (27... Qa3 28. Qxa3 Rxa3) 28. Bh3 (28. Qc1 $142) 28... Qa3 $2 (28... Nf8 {is a better chance.} 29. Qd2 Qa3) 29. Qxa3 {White is clearly winning.} Rxa3 30. Re3 Ra1+ 31. Kg2 Rd1 {[#]} 32. Nxe6 $1 {[%mdl 512]} Rd3 (32... fxe6 33. Bxe6+) 33. Nd8 Bc8 34. Nc6 {Precision: White = 70%, Black = 22%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Gu, Xiaobing"] [Black "Wang, Hao"] [Result "0-1"] [ECO "B31"] [WhiteElo "2354"] [BlackElo "2713"] [Annotator "TA"] [PlyCount "78"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,78,8,0,-10,25,0,28,36,36,16,79,53,70,50,54,0,27,35,15,0,0,-13,0,-65, -51,-275,-269,-268,-106,-96,-101,-149,-148,-129,-126,-153,-125,-162,-152,-206, 89,-204,-200,-199,-183,-213,-189,-183,-200,-212,-222,-212,-210,-726,-746]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 7. Nc3 Nd7 8. Be3 e5 9. Qd2 h6 {B31: Sicilian: 2...Nc6 3 Bb5 g6} 10. O-O b6 11. Nh2 Nf8 (11... g5 12. Ne2 Nf8 13. Ng3 Ng6 14. a3 O-O 15. b4 cxb4 16. axb4 {1/2-1/2 (44) Caruana, F (2787)-Nakamura,H (2793) Saint Louis 2015}) 12. f4 exf4 13. Rxf4 Be6 { LiveBook: 5 Games} 14. Raf1 Nd7 15. R4f2 Qe7 16. Ne2 Ne5 17. Nf3 f6 $146 (17... g5 $11 {remains equal.}) ({Predecessor:} 17... Nxf3+ 18. Rxf3 O-O-O 19. b3 f5 20. exf5 Bxf5 21. Bf4 Be6 22. Bh2 {1/2-1/2 (22) Meier,G (2558)-Cordova,E (2493) Merida 2007}) 18. Nh4 O-O-O 19. Bf4 Bf7 20. Qc3 (20. Bxe5 $14 Qxe5 21. Qc3 Qxc3 22. Nxc3) 20... Be8 21. Qa3 {aiming for d4!} Kb7 22. Bg3 Rd7 23. Qa4 Bf7 24. Bxe5 (24. Qa3 $11) 24... Qxe5 $15 25. Nf4 $2 (25. b3 $15) 25... Qg5 $19 26. g3 f5 $2 (26... Qxg3+ $19 {and Black stays clearly on top.} 27. Rg2 Qxh4) 27. Kh2 $17 Bxb2 28. exf5 gxf5 29. Ne2 Re8 30. Nxf5 Be6 31. Nh4 Bg8 $1 32. Qf4 (32. Nf4 $17) 32... Rde7 $2 {[#]} (32... Bxa2 $19 {And now ...Rf7 would win.} 33. Qa4 Bg8) 33. Nf3 $2 {[%mdl 8192]} (33. Nf5 $1 $16 {[%cal Rf5d6] is necessary to keep the advantage.} Qxf4 34. Nxf4) 33... Qxf4 $19 34. Nxf4 Bc3 35. Nh4 Bxa2 36. Nf5 Rd7 37. Nxh6 {[#]} a5 $1 38. Ne2 Bh8 39. Nf7 $2 (39. g4) 39... Bxf7 { Precision: White = 34%, Black = 49%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Li, Ruofan"] [Black "Mareco, Sandro"] [Result "0-1"] [ECO "D00"] [WhiteElo "2351"] [BlackElo "2635"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,76,41,-21,-4,-9,-10,-8,-5,-7,0,0,-5,0,44,12,63,29,148,139,116,27,25, -13,-31,-77,-66,-65,-51,-131,-131,-128,-87,-100,-91,-98,-95,-138,-137,-119, -132,-141,-137,-132,-107,-115,-101,-160,-165,-216,-227,-327,-328,-325,-317, -466,-461,-462,-466,-456,-460,-463,-446,-613,-599,-1006,-946,-802,-767]} 1. d4 d5 2. Bf4 Nf6 3. e3 c5 {[%cal Bc7c5,Bc5c4][%mdl 32]} 4. c3 Nc6 5. Nd2 g6 (5... Bf5 6. Ngf3 e6 7. Be2 Bd6 8. dxc5 Bxc5 9. Nd4 Bg6 10. Qa4 O-O 11. Nxc6 bxc6 12. Qxc6 Rc8 13. Qa4 Re8 14. O-O e5 {0-1 (57) Le,Q (2737)-Ding,L (2777) Riadh 2017} ) 6. Bd3 {LiveBook: 3 Games. D00: 1 d4 d5: Unusual lines} (6. dxc5 $14 e5 7. Bg5) 6... Qb6 7. Qb3 $146 ({Find the theoretical novelty and annotate with similar games:} 7. Rb1 Bg7 8. h3 O-O 9. Ngf3 Nd7 10. O-O e5 11. dxe5 Ndxe5 12. Bc2 h6 13. Nxe5 Nxe5 {0-1 (52) Tosic,S (2367)-Matsenko,S (2460) Paracin 2012}) 7... c4 8. Qxb6 {The position is equal.} axb6 9. Bc2 b5 10. Ne2 b4 11. O-O b5 12. e4 h6 (12... dxe4 $11 13. a4 (13. Nxe4 Nd5 $11) 13... bxa3) 13. Be5 Bb7 ( 13... Nxe5 $11 14. dxe5 Ng4) 14. Bxf6 $1 $16 exf6 15. Rfe1 ({White should try} 15. exd5 $16 Ne7 16. a4 (16. cxb4 Nxd5 17. a3 f5 $14) 16... bxa3 17. bxa3) 15... dxe4 $11 16. Nxe4 f5 17. Nf6+ {[#]} Kd8 $1 {...Ne7 is the strong threat.} 18. Nd5 Ra5 19. Red1 (19. Ne3 $15) 19... bxc3 $17 20. bxc3 Ra3 21. Rab1 Ba6 ( 21... Rxa2 22. Rxb5 Rxc2 23. Rxb7 $16) 22. Rb2 Bd6 23. Bb1 Ne7 24. Ne3 Kc7 25. Rbd2 Bb7 26. d5 Ra5 27. g3 Rd8 28. Kf1 (28. Nd4 $142) 28... Bc5 29. Nf4 (29. Kg1 $142) 29... Rd6 $19 30. Nfg2 (30. Ke1 $142) 30... Ra3 31. Rb2 Bxd5 32. Rxb5 (32. Re1 {was called for.} Rb6 33. Nf4) 32... Bxg2+ {Black is clearly winning.} 33. Kxg2 Bxe3 $1 34. Rxd6 Kxd6 35. fxe3 {KRB-KRN} Nd5 36. e4 Nxc3 37. Rb6+ Kc5 38. Rb7 fxe4 {Precision: White = 20%, Black = 60%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Nguyen, Van Hai"] [Black "Nguyen, Ngoc Truong Son"] [Result "1/2-1/2"] [ECO "B15"] [WhiteElo "2335"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "61"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,61,11,1,22,3,18,0,0,0,15,16,17,9,16,1,6,7,9,-19,0,-18,-1,-18,-18,-18, 0,0,0,0,10,3,0,0,-2,-4,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Be2 O-O 8. O-O Re8 9. Re1 {LiveBook: 13 Games. The position is equal.} Bf5 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3... dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 10. Be3 Nd7 11. h3 Nf8 $146 ({Predecessor:} 11... Be4 12. Nd2 f5 13. Nxe4 fxe4 14. c4 Qc7 15. Bf1 Bh2+ 16. Kh1 Bf4 17. Qd2 Bxe3 18. Qxe3 {1-0 (73) Karpov,A (2705)-Hort,V (2600) Tilburg 1979}) 12. Bd3 Qd7 ( 12... Be6 {looks sharper.} 13. c4 Ng6 14. Bf1 Bf5 15. Bd3 Be6) 13. Bxf5 Qxf5 14. c3 Re7 15. Bd2 Rae8 16. Rxe7 Rxe7 17. Qa4 a6 18. Qb3 h5 19. Re1 Rxe1+ 20. Nxe1 b5 21. Qc2 Qe6 22. b3 Nd7 23. Qd3 f5 24. Qe3 c5 25. dxc5 Nxc5 26. Qxe6 fxe6 $11 {KBN-KBN} 27. f3 e5 28. Kf2 Kf7 29. Ke2 Ke6 30. Nd3 Nxd3 31. Kxd3 { Precision: White = 53%, Black = 44%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Duong, The Anh"] [Black "Wen, Yang"] [Result "1/2-1/2"] [ECO "A43"] [WhiteElo "2327"] [BlackElo "2608"] [Annotator "TA"] [PlyCount "94"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,94,25,46,16,14,16,16,-35,18,14,18,0,0,0,0,0,0,0,-8,-19,0,0,0,0,-4, -14,-6,-17,0,-17,-13,-16,-4,-12,0,0,0,-25,-10,-26,-35,-26,-20,-56,-18,-17,-34, -24,-8,-41,0,0,0,0,27,0,0,0,0,0,0,0,0,0,3,0,8,0,0,0,0,0,0,0,0]} 1. d4 c5 2. d5 d6 3. e4 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Bb5+ Bd7 7. a4 O-O 8. h3 Bxb5 9. axb5 Nbd7 10. O-O Ne8 {A43: Schmid Benoni} 11. Bg5 (11. Qe2 Nc7 12. Bf4 Nb6 13. Rfd1 Qd7 14. e5 f6 15. exd6 exd6 16. Ra5 Rfe8 17. Qd3 f5 18. Rda1 {1/2-1/2 (40) Navara, D (2725)-Martinovic,S (2550) Tallinn 2016}) 11... Nc7 {LiveBook: 3 Games} 12. Qe2 Nb6 13. Ra5 Qd7 {[#]} 14. Nd2 $146 (14. Rfa1 $11) ({Predecessor:} 14. Rfa1 a6 15. bxa6 bxa6 16. Rd1 {1/2-1/2 (16) Browne,W (2585)-Alburt,L (2515) New York,NY 1984}) 14... Rfb8 (14... e6 $15) 15. Rfa1 $11 Nc8 16. Ndb1 a6 17. bxa6 Rxa6 18. Rxa6 bxa6 19. Ra2 f5 20. f3 fxe4 21. fxe4 Nb6 {[%cal Bc8b6,Bb6d7, Bd7f6][%mdl 32]} 22. Nd2 e6 {[%cal Re6d5]} 23. dxe6 Qxe6 {[#] ...Bxc3 is the strong threat.} 24. Ra3 Nd7 25. Rb3 Rxb3 26. cxb3 Bd4+ 27. Kh1 Nf6 28. Bf4 Kg7 29. Bh2 g5 30. Bg1 g4 31. Qd3 gxh3 32. Qxh3 Kf7 33. Bxd4 {[#] Black must now prevent Bf2.} cxd4 34. Ne2 Nb5 35. Qf3 d5 36. exd5 Qxd5 37. Qd3 Kg7 38. Kg1 Ng4 {The position is equal.} 39. Nf3 {[%cal Re2d4]} Ne5 40. Nxe5 Qxe5 41. Kf2 Qf6+ 42. Ke1 h5 43. g3 Qe5 44. Kd1 Kf6 45. Nf4 Qf5 46. Qxf5+ Kxf5 47. Nxh5 Kg4 { Precision: White = 59%, Black = 56%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Kathmale, Sameer"] [Black "Karthikeyan, Murali"] [Result "0-1"] [ECO "B47"] [WhiteElo "2320"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "92"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,92,20,18,2,4,-2,0,-9,0,0,0,-11,-15,-149,-131,-140,-140,-131,-128, -145,-149,-132,-133,-218,-214,-223,-224,-209,-192,-202,-120,-131,-125,-112, -131,-187,-176,-169,-170,-166,-158,-171,-165,-236,-212,-216,-139,-143,-71,-60, -60,-68,-64,-63,-75,-76,-39,-53,-21,-25,-15,-37,0,0,0,0,0,0,-40,-29968,-29970, -29966,-11082,-7112,-6490,-29981,-29982,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 bxc6 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2} (7... Qxc6 8. Bd3 b5 9. Qe2 Bb7 10. Bd2 Bc5 11. O-O-O Ne7 12. a3 O-O 13. Qh5 f6 14. Rhf1 Rf7 15. g4 b4 16. axb4 Bxb4 17. e5 f5 18. Rg1 Rc8 {0-1 (53) Saric,I (2669)-Harikrishna,P (2744) Riadh 2017}) 8. Bd3 d5 {LiveBook: 152 Games} 9. Bd2 Nf6 {The position is equal.} 10. Qf3 $146 ({ Predecessor:} 10. e5 Nd7 11. Na4 c5 12. b3 Bb7 13. Qe2 Be7 14. Nb2 O-O 15. O-O {1-0 (63) Stamatiou,R (1663)-Michalis,V (1475) Achaia 2017}) 10... Rb8 11. b3 Bb4 12. e5 Nd7 13. a3 Bc5 14. Na4 {[#]} (14. b4 $11 Ba7 15. Ne2) 14... Nxe5 $1 $17 {[%mdl 512]} 15. Qe2 (15. fxe5 Qxe5+) 15... Nxd3+ 16. Qxd3 Bd6 17. O-O O-O 18. b4 e5 {[%cal Re5f4]} 19. fxe5 (19. c4 $17 {was called for.}) 19... Bxe5 $19 20. Rae1 Bxh2+ 21. Kh1 Bd6 22. Nc5 {[#]} f6 (22... a5 $1 $19 {Strongly threatening ...axb4.} 23. Qd4 (23. bxa5 Bxc5) 23... axb4 24. axb4 Rb5) 23. Nxa6 $17 Qf7 24. Bf4 Ra8 25. b5 (25. Bxd6 $17 {was worth a try.} Bxa6 26. Qf5) 25... Bxf4 $19 26. Rxf4 cxb5 27. Nc5 Bd7 28. Rh4 {[%csl Gh4][%cal Rd3h7]} h6 29. Qg3 (29. Nxd7 $142 Qxd7 30. Rh5) 29... Bf5 30. Rxh6 Rac8 31. Rf1 Bxc2 ({Don't do} 31... Rxc5 32. Rxf5 Rxc2 33. Rhxf6 $17) ({Better is} 31... Qc7 $1 {[%cal Rc7g3] } 32. Qxc7 Rxc7 33. Rxf5 Rxc5) 32. Rfxf6 $17 Qxf6 33. Rxf6 Rxf6 34. Qe3 Bg6 35. Nd7 Rf1+ 36. Kh2 {next Qe6+ is good for White.} Be4 37. Qb6 Kh7 {Hoping for ... Rc2.} 38. Qe6 $1 Rc2 39. Qh3+ Kg8 40. Qe6+ Kh7 41. Qh3+ Kg6 ({Much less strong is} 41... Kg8 42. Qe6+ Kh7 $17) 42. Ne5+ $2 {[%mdl 8192] [#]} (42. Qe6+ $15 Kg5 43. Qe7+ Kh5 44. Qe8+ Kg4 45. Ne5+ Kg5 46. Qe7+ Kh5 47. Qe8+ g6 48. Qh8+ Kg5 49. Qd8+ Kf5 50. Qf8+ Kxe5 51. Qxf1) 42... Kg5 $1 43. Qg4+ Kf6 44. Nd7+ {[#]} Ke7 $1 45. Qxg7+ Rf7 46. Qe5+ Kxd7 {Precision: White = 43%, Black = 73%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Tokhirjonova, Gulrukhbegim"] [Black "Bogdanovich, Stanislav"] [Result "0-1"] [ECO "B10"] [WhiteElo "2318"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "130"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,130,25,33,82,53,61,55,56,50,63,44,65,62,64,56,60,63,56,57,79,52,52, 41,38,49,54,19,44,37,114,52,48,57,84,0,35,14,29,24,31,20,47,52,41,65,44,0,10,7, 0,-132,-121,-135,-140,-140,-150,-143,-145,-138,-147,-125,0,0,53,53,178,-102, -89,-135,-156,-164,-145,-492,-491,-479,-477,-483,-286,-278,0,-422,0,-444,-452, -475,-464,-456,-282,-252,0,-466,-447,-377,-414,-420,-411,-531,-526,-525,-520, -492,-512,-435,0,-442,-415,-423,-408,-6123,-5206,-1191,-993,-29992,-29986, -29986,-29987,-29987,-29988,-29988,-29989,-29989,-29990]} 1. e4 c6 2. Nf3 d5 3. Nc3 g6 4. d4 Bg7 5. h3 dxe4 6. Nxe4 Nh6 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3... dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} (6... Nf6 7. Nxf6+ exf6 8. Bc4 O-O 9. O-O a5 10. a4 Na6 11. c3 Nc7 12. Bf4 Nd5 13. Bh2 Be6 14. Nd2 f5 15. Bb3 h5 16. Re1 Bh6 17. Be5 {0-1 (50) Karthikeyan,M (2574)-Wei,Y (2748) Ashkhabad 2017}) 7. Bc4 Nf5 { [%cal Rf5d4]} 8. c3 O-O {White is slightly better.} 9. O-O Nd7 10. Bf4 a5 $146 ({Predecessor:} 10... Nb6 11. Bb3 a5 12. a4 Nd6 13. Nc5 Nd5 14. Be5 {1-0 (32) Petkidis,A (2206)-Peters,F (2131) Germany 2016}) 11. a4 Nb6 12. Ba2 Nd5 13. Bh2 b6 14. Re1 Ba6 15. Ned2 Rc8 16. Ne5 e6 17. Ne4 Qe7 18. Qc2 Rfd8 19. Rad1 Qa7 ( 19... h5 $14) 20. Qc1 ({White should play} 20. Ng5 $16) 20... Bh6 $14 21. Qb1 Bg7 22. Qc1 (22. Ng5 $16) 22... Qe7 (22... Bh6 $5 {[%cal Rh6c1]} 23. Qc2 Bg7 $14) 23. Kh1 Bb7 24. Nc4 Bh6 25. Qc2 Ba8 26. Qe2 c5 27. dxc5 bxc5 28. Nxa5 (28. Bb1 {looks sharper.} Bf4 29. Nb6 Nxb6 30. Bxf4 Rxd1 31. Rxd1 Bc6 32. Bc2) 28... Nde3 29. fxe3 Bxe4 30. Bb1 {[#]} (30. Nc4 $11 {remains equal.}) 30... Bxg2+ $1 $17 {[%mdl 512]} 31. Kxg2 (31. Qxg2 Rxd1) 31... Nxe3+ 32. Kh1 Nxd1 33. Rxd1 Rxd1+ 34. Qxd1 Rd8 $1 {[%cal Rd8d1]} 35. Qf3 Qg5 ({Black should try} 35... Qd7 $1 $17 {[%cal Rd7a4]} 36. Bg1 Qxa4) 36. Bd3 $1 $11 Qc1+ (36... Qd2 $11 37. Bf1 Qd1 38. Qxd1 Rxd1) 37. Bg1 $1 $14 Rd5 (37... Qd2 $14 38. Bf1 Qd1) 38. Nb3 $2 ({ Better is} 38. Nc4 $1 $18) 38... Qxb2 $40 {[%mdl 128] Black attacks with force. } 39. Bc4 Rf5 40. Qa8+ Bf8 $1 41. Bxc5 $2 {[%mdl 8192]} (41. Bd3 $17 {is more resistant.}) 41... Qb1+ $19 ({Not} 41... Rxc5 42. Nxc5 Qc1+ 43. Kg2 $19) 42. Kh2 {[%csl Gc5][%cal Ra8f8]} Qc2+ (42... Qa2+ 43. Kh1 $19) 43. Kh1 {[%csl Gc5] [%cal Ra8f8]} Qd1+ ({Weaker is} 43... Rxc5 44. Nxc5 Qc1+ 45. Kh2 $19) (43... h5 $142 44. Qxf8+ Kh7) 44. Kh2 {[%csl Gc5][%cal Ra8f8] [#]} Qc2+ (44... Rxc5 $142 $1 {[%mdl 512]} 45. Nxc5 Qd6+ 46. Kh1 Qxc5) 45. Kh1 {[%csl Gc5][%cal Ra8f8]} Qb1+ ({Less strong is} 45... Rxc5 46. Nxc5 Qc1+ 47. Kg2 $19) 46. Kh2 {[%csl Gc5][%cal Ra8f8]} Qa2+ 47. Kg1 {[%csl Gc5][%cal Ra8f8]} Rg5+ (47... Rxc5 $2 48. Nxc5 Qb1+ 49. Kf2 $19) 48. Kh1 {[%csl Gc5][%cal Ra8f8]} Qb1+ 49. Kh2 {[%csl Gc5][%cal Ra8f8]} Qa2+ $2 (49... Qc2+ 50. Kh1 Qb1+ 51. Kh2 Qa2+ 52. Kh1 {[#]} Rxc5 $1 {[%mdl 512]} 53. Nxc5 Qxc4) 50. Kh1 {[%csl Gc5][%cal Ra8f8] [#]} Rxc5 $1 {[%mdl 512]} 51. Nxc5 Qxc4 52. Ne4 f5 53. Ng3 Qxc3 54. Kg2 Qd2+ 55. Kf1 Qe3 56. Kg2 Qd2+ 57. Kf1 $1 Kg7 58. Qc6 Qe3 {Threatens to win with ...Bc5.} 59. Kg2 (59. Ne2 $142) 59... Bc5 {( -> ...Qg1+)} 60. h4 f4 61. Ne4 f3+ {Black mates.} 62. Kg3 f2+ 63. Kg2 {[#]} f1=B+ $1 64. Kxf1 Qf3+ 65. Ke1 Bb4+ {Precision: White = 51%, Black = 56%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Nitish Belurkar"] [Black "Sivuk, Vitaly"] [Result "0-1"] [ECO "A48"] [WhiteElo "2293"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "56"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,56,0,0,14,-3,0,0,20,22,22,15,16,22,18,15,18,18,23,16,24,25,29,0,23, 10,39,0,0,0,0,0,0,-57,-57,-62,-64,-69,-48,-58,-52,-63,-41,-41,-43,-43,-20]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 h6 7. Be3 {LiveBook: 5 Games. A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (7. Bh4 Nc6 8. Bc4 e5 9. dxe5 dxe5 10. Qc2 Qe8 11. Bxf6 Bxf6 12. h4 h5 13. Nf1 Bg4 14. Ne3 Bxf3 15. gxf3 Ne7 {0-1 (39) Duda,J (2717)-Rakhmanov,A (2653) Riadh 2017}) 7... Ng4 8. Bf4 e5 9. dxe5 {The position is equal.} Nxe5 10. Nxe5 dxe5 11. Be3 Qe7 $146 ({Predecessor:} 11... Nd7 12. Be2 Qe7 13. O-O Nc5 14. Qc2 Ne6 {1-0 (37) Feller,S (2478)-Bosiocic,M (2496) Pardubice 2007}) 12. Bc4 Nd7 13. O-O Nc5 14. Qc2 Ne6 15. Rfe1 Kh7 16. Rad1 a5 17. f3 h5 18. Nf1 Bh6 19. Bxh6 Kxh6 20. Ne3 c6 21. Qd2 {[#] White threatens Nf5+ and mate.} Kg7 22. Bxe6 ({Better is} 22. Bf1 $11) 22... Bxe6 $15 {Black is slightly better.} 23. c4 Rfd8 24. Qf2 Rxd1 25. Rxd1 Rd8 26. b3 a4 27. Rxd8 Qxd8 28. Qb2 Qd6 {[%mdl 32768] Precision: White = 60%, Black = 67%. . Loss on Time!?} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Lee, Jun Hyeok"] [Black "Tran, Tuan Minh"] [Result "0-1"] [ECO "A47"] [WhiteElo "2286"] [BlackElo "2522"] [Annotator "TA"] [PlyCount "97"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,97,-2,0,-1,-10,-4,4,0,0,-5,-5,-3,0,0,-1,-2,0,-4,0,-8,-8,-8,-7,-7,-7, -12,-6,-2,-4,-7,-10,-15,-12,-13,0,0,46,43,45,38,45,56,52,40,81,31,34,35,33,33, 34,31,29,46,48,31,41,9,12,0,0,0,445,0,0,0,0,0,0,2,12,0,10,-226,-216,-791,-791, -782,-782,-782,-321,-782,-773,-704,-678,-772,-765,-745,-713,-12847]} 1. d4 Nf6 2. Nf3 b6 3. Bg5 Bb7 4. Bxf6 exf6 5. e3 g6 {LiveBook: 10 Games} (5... f5 6. Bd3 g6 7. O-O Bg7 8. c4 O-O 9. Nc3 Re8 10. Rc1 c5 11. dxc5 bxc5 12. Be2 Nc6 { 1-0 (39) Shimanov,A (2641)-Mamedyarov,S (2804) chess.com INT 2018}) 6. g3 { A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} Bg7 7. Bg2 O-O 8. O-O {The position is equal.} d5 $146 ({Predecessor:} 8... d6 9. d5 f5 10. Nd4 Nd7 11. a4 {1-0 (29) Medancic,R (2223)-Weil,D (1901) Condino 2012}) 9. Nfd2 Qc8 10. a4 f5 11. a5 c5 12. axb6 axb6 13. Rxa8 Bxa8 14. dxc5 bxc5 15. c4 $1 Rd8 16. cxd5 Bxd5 17. Bxd5 Rxd5 18. Qb3 Rd8 19. Nc4 Qe6 20. Nc3 Nc6 21. Qb5 f4 22. exf4 ({Don't go for} 22. Qxc5 $2 f3 $19) 22... Nd4 23. Qb6 ({Wrong is} 23. Qxc5 $2 Rc8 $19) 23... Qc8 {[#] aiming for ...Nf3+.} 24. Nd6 Qb8 25. Qxb8 Rxb8 26. Ra1 Bf8 27. Nce4 {[#] Threatens to win with Nf6+.} (27. Nc4 {is interesting.} Bg7 28. Ne4 Ne6 29. Ra2 Bd4 30. Kf1) 27... Bxd6 28. Nxd6 Rxb2 $14 {[%mdl 4096] Endgame KRN-KRN} 29. Ra8+ Kg7 30. Ra7 Nf3+ 31. Kg2 Ne1+ $1 32. Kh3 Rxf2 33. Rxf7+ Kg8 $1 34. Rd7 Nf3 35. Ne4 Rxh2+ 36. Kg4 Nd4 $1 37. Nxc5 Nf5 38. Ne4 Kf8 39. Kg5 Ne7 40. Nd6 Nd5 {Strongly threatening ...Rh5+.} 41. Rd8+ $2 (41. Ra7 $11 {and White stays safe.}) 41... Ke7 $19 42. Nb7 $2 (42. Re8+ Kxd6 43. Ra8) 42... Nf6 {[%csl Gf6,Gg6][%cal Rh2h5]} 43. f5 Rh5+ 44. Kf4 Rxf5+ 45. Ke3 Rb5 { Black is clearly winning.} 46. Rb8 Rb3+ 47. Kd4 Nd7 48. Kc4 Rb1 (48... Nxb8 $2 49. Kxb3 h5 50. Kc4 $17) 49. Kd4 {Precision: White = 59%, Black = 74%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "1"] [White "Nguyen, Thi Thanh An"] [Black "Xu, Yi"] [Result "1/2-1/2"] [ECO "E32"] [WhiteElo "2274"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "153"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,153,3,2,37,25,58,41,74,60,60,57,36,31,53,19,17,0,4,12,61,51,114,120, 118,116,106,117,114,112,213,170,189,165,250,244,340,246,285,223,287,239,219, 227,301,304,346,357,348,350,371,270,296,273,251,177,191,207,201,199,483,483, 431,486,463,467,474,464,460,447,490,483,862,247,191,40,36,8,120,1,1,1,8,0,0,0, 0,0,355,0,0,0,12846,12847,12847,12847,12848,12845,12850,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Bg5 Bb7 6. e3 h6 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} 7. Bh4 {LiveBook: 11 Games} g5 8. Bg3 Ne4 {White has an edge.} 9. Nge2 $1 f5 10. f3 $146 ({Predecessor:} 10. O-O-O Nxg3 11. hxg3 Qf6 12. e4 Bxc3 13. Nxc3 Nc6 14. Nb5 O-O-O 15. e5 Qe7 {1/2-1/2 (35) Kuljasevic, D (2555)-Smith,B (2478) Lubbock 2010}) 10... Nxg3 11. hxg3 Qf6 12. a3 Be7 13. Nb5 Na6 14. O-O-O c6 15. Nbc3 d5 16. cxd5 cxd5 (16... exd5 $14 17. e4 fxe4) 17. Qa4+ Kd8 18. Kb1 Nc7 19. Nc1 Bd6 20. Nd3 Ke7 (20... Qg7 $16) 21. g4 a6 22. gxf5 exf5 (22... Qxf5 $142 23. Be2 Rag8) 23. f4 $18 Rae8 24. g3 g4 25. Qb3 b5 26. Bg2 Kf8 27. Ne5 (27. Bxd5 $2 Nxd5 28. Nc5 (28. Nxd5 $2 Qf7 $19) 28... Nxc3+ 29. Qxc3 Bxc5 $19) (27. Nxd5 Bxd5 28. Bxd5 Rxe3 $11) 27... Qe6 {[#]} 28. Na4 $1 { [%mdl 512]} Kg7 (28... bxa4 29. Qxb7) 29. Nc5 Bxc5 30. dxc5 Bc6 31. Nxc6 Qxc6 32. Bxd5 Nxd5 33. Qxd5 Qxd5 34. Rxd5 Rxe3 {[%mdl 4096] Endgame KRR-KRR} 35. c6 {Strongly threatening Rd7+.} ({Inferior is} 35. Rxf5 Rxg3 36. Re1 Rc8 $11) 35... Rf8 $2 (35... Kf7 {was called for.} 36. c7 (36. Rxf5+ Ke6 $14) 36... Rc8) 36. Rd7+ Kg6 37. Rd6+ Kg7 38. Rhxh6 {Threatens to win with Rdg6+.} Rc8 39. Rdg6+ Kf7 40. Rf6+ Ke7 41. Rxf5 Rxg3 (41... Re1+ $142 42. Kc2 Re6 43. Rxe6+ Kxe6 44. Re5+ Kd6) 42. Rg5 $2 (42. Rd5 {Rd7+ would kill now.} Rh3 43. Rd7+ Kf8 44. Rf6+ Ke8 45. Re6+ Kf8 46. Rf6+ Ke8 47. Re6+ Kf8 48. c7) 42... Rh3 {[#]} 43. Rg7+ $2 (43. Rhg6 $1 $18) 43... Kf8 $14 44. Rxh3 (44. Rhg6 {is interesting.} Rxc6 45. Rxg4 Rf3 46. Ra7 Rf2 47. Rh4) 44... Kxg7 {[#] KR-KR} (44... gxh3 $11 45. Rg6 (45. Rh7 Kg8 $14) 45... Kf7) 45. Rh4 ({White has to play} 45. Rc3 $1 $16) 45... Rxc6 $11 46. Rxg4+ Kf6 47. Ka2 Kf5 48. Rh4 Ke4 49. Kb3 Kf5 $2 { [%mdl 8192]} (49... Rg6 $11 {and Black has nothing to worry.}) 50. a4 $2 (50. Kb4 $18 Rc2 51. b3) 50... bxa4+ 51. Kxa4 Rf6 $2 {[%mdl 8192]} (51... Rc4+ $11 52. Ka5 Rc2) 52. Ka5 $18 Ke4 53. b4 Kd5 54. Rh1 Kc6 55. Rc1+ $2 (55. Kxa6 $18 { b5+ is the strong threat.} Kd5+ 56. Ka5) 55... Kb7 $1 $11 {The position is equal.} 56. Rc4 Rf5+ 57. Ka4 Kb6 58. Re4 Kc6 59. Rd4 Kc7 60. Re4 Kc6 61. Rd4 Kc7 62. Kb3 a5 63. bxa5 Rxa5 64. Kc3 {aiming for Kd3.} (64. f5 {is more complex.} Rxf5 65. Kc3 Kc6 66. Kc4 Rf3 67. Re4) 64... Kc6 65. Re4 Kd6 66. Kd3 Ra3+ 67. Ke2 Ra7 68. Kf3 {Black must now prevent Kg4.} Re7 69. Ra4 Ke6 70. Ra5 Kf6 71. Kg4 {With the idea Ra6+.} Rg7+ 72. Kf3 Rg1 73. Ra6+ Kf5 74. Ra5+ Kf6 75. Re5 Rf1+ 76. Ke4 Re1+ 77. Kd5 {Precision: White = 57%, Black = 51%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Wang, Hao"] [Black "Pascua, Haridas"] [Result "1/2-1/2"] [ECO "B46"] [WhiteElo "2713"] [BlackElo "2431"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,77,34,42,61,51,56,55,49,0,40,33,29,14,13,0,4,0,0,0,17,0,0,0,27,30,28, 36,51,20,29,0,0,0,4,0,0,0,0,0,47,37,42,33,55,45,70,17,20,0,0,-56,-56,-58,-58, -60,-60,-61]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Qc7 7. Bg2 Nf6 8. O-O d6 9. Re1 Be7 10. Nxc6 bxc6 11. e5 dxe5 12. Rxe5 {LiveBook: 137 Games} Bd6 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} (12... O-O 13. Bf4 Qb7 14. Na4 Nd5 15. Bd2 Qc7 16. Re1 Rd8 17. Qf3 Bd7 18. Nc3 Rab8 19. Rab1 Be8 20. Qg4 Nf6 21. Qe2 c5 22. Bf4 {0-1 (48) Tiglon,B (2385)-Kuybokarov,T (2472) chess.com INT 2018}) 13. Re1 O-O 14. Bg5 Rb8 $146 { White is slightly better.} ({Find the theoretical novelty and annotate with similar games:} 14... Bd7 15. Qf3 Be5 16. Rad1 h6 17. Rxe5 Qxe5 18. Bxf6 Qc7 19. Qg4 g6 20. Qh4 Kh7 21. Ne4 {1-0 (21) Hackman,P (2015)-Clancy,M (1958) Bournemouth 2016}) 15. Qc1 c5 16. Bxf6 gxf6 {[%cal Bg7f6,Bf6f5][%mdl 32]} 17. Qh6 {[#] aiming for Ne4.} f5 $1 18. Qg5+ Kh8 19. Qf6+ Kg8 {White should prevent ...Be7.} 20. Qg5+ Kh8 21. Rad1 Be7 22. Qe3 Bb7 23. Bxb7 Rxb7 24. Ne2 { [%cal Bc3e2,Be2c1,Bc1b3][%mdl 32]} Bd6 25. Nc1 Rb4 26. Qc3+ Kg8 27. a3 Rg4 28. Nb3 Rc8 29. Nd2 c4 30. Nf3 Rb8 31. Ne5 Bxe5 $1 32. Rxe5 Qb6 33. Re2 h6 34. h3 ( 34. b4 $14) 34... Rg7 35. Qe5 Kh7 36. c3 (36. Rd4 $11) 36... Rxg3+ $1 $15 { Black is slightly better.} 37. Qxg3 Rg8 38. Qxg8+ Kxg8 39. Rd4 {Precision: White = 58%, Black = 58%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Mareco, Sandro"] [Black "Raghunandan, Kaumandur Srihari"] [Result "1/2-1/2"] [ECO "E62"] [WhiteElo "2635"] [BlackElo "2412"] [Annotator "TA"] [PlyCount "111"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,111,18,14,-4,-6,3,8,6,26,41,81,58,64,57,58,40,35,0,0,8,7,15,32,11,54, 28,49,49,118,66,73,0,79,0,74,71,118,88,141,48,50,56,77,78,64,81,89,0,61,67,66, 63,73,-25,44,51,57,54,65,6,6,0,68,75,133,133,146,141,194,148,148,148,160,123, 130,130,125,122,125,127,136,135,113,118,193,20,31,0,8,8,8,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Bf5 7. Nc3 c6 8. Ne1 d5 { LiveBook: 3 Games. E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (8... Be6 9. d5 cxd5 10. cxd5 Bd7 11. Be3 a5 12. Bd4 Na6 13. Nd3 b5 14. a3 b4 15. axb4 Nxb4 16. Qd2 Rb8 17. Nxb4 Rxb4 {0-1 (57) Ding,L (2774)-Carlsen,M (2837) Saint Louis 2017}) 9. h3 $146 ({Predecessor:} 9. Qb3 dxc4 10. Qxb7 Nbd7 11. Qxc6 Nb6 12. Qb5 Rc8 13. e4 Bd7 14. Qa6 e5 15. dxe5 Ng4 16. f4 {1-0 (33) Dvirnyy,D (2534)-Pulvett Marin,D (2438) Seville 2018}) 9... dxc4 10. e4 Bc8 11. Nc2 b5 12. a4 bxa4 13. Ne3 Nfd7 14. e5 Nb6 15. f4 Na6 {[%cal Bb8a6,Ba6b4,Bb4d3][%mdl 32]} 16. Bxc6 Rb8 17. Bg2 Nb4 18. Nxa4 Nd3 19. d5 Bb7 {[%cal Rb6d5]} 20. Nc3 Qc7 21. Kh2 Qc5 (21... f6 $14) 22. Ne4 (22. Bd2 $16) 22... Qb5 23. Nc3 Qc5 24. Ne4 Qb5 $1 25. Bd2 Nxb2 26. Qb1 N6a4 (26... Nxd5 $142 27. Nxd5 Bxd5) 27. Rxa4 (27. Nc3 $16 Nxc3 28. Bxc3) 27... Qxa4 $14 28. Qxb2 Bxd5 $1 29. Qd4 Bxe4 30. Qxe4 ({Reject} 30. Bxe4 Rfd8 $15) 30... Rfd8 31. Nd5 (31. Nxc4 $16 Bf8 32. Rc1) 31... Qd7 (31... e6 $11 32. Ne7+ Kh8) 32. Bc3 $1 {[%mdl 1024] White has compensation.} e6 {[%cal Rd7d5]} 33. Nb4 Rdc8 34. Qf3 ( 34. Nc6 $16 Rb6 35. Na5) 34... a5 ({Black should try} 34... Bf8 $11 35. Nc6 Rb3 ) 35. Nc6 Rb3 36. Nxa5 Ra3 37. Rc1 (37. Rd1 $14 Qc7 38. Nc6) 37... Bf8 $11 38. Qb7 $36 {[%mdl 2048] White is more active.} Qxb7 (38... Rc7 $11 39. Qb2 Qd3) 39. Nxb7 $14 Rc7 (39... Ra2 $142) 40. Nd6 Ra2 41. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Ra6 (41... Rd7 $16) 42. Ne8 Rc8 43. Nf6+ Kg7 44. h5 Bc5 45. Bf1 Ra2+ 46. Kh3 Ba3 47. Rd1 Rc2 {[#]} 48. Ne4 $1 gxh5 49. Rd7 Bc5 {[#]} (49... h6 $16 50. Bg2 h4) 50. g4 $2 ({White should play} 50. Bg2 $1 $18) 50... Be3 51. gxh5 { Hoping for Kg4.} Rxc3 {The position is equal.} 52. Nxc3 {Strongly threatening h6+!} Bxf4 53. Ne4 {Black must now prevent Nd6.} c3 {aiming for ...c2.} 54. Bd3 $1 {Threatens to win with Rxf7+!} c2 {[#]} ({But not} 54... Bxe5 55. Ng5 $16) 55. Bxc2 $1 {[%mdl 512]} Rxc2 56. Nd6 {Precision: White = 41%, Black = 37%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Karthikeyan, Murali"] [Black "Hoang, Canh Huan"] [Result "1-0"] [ECO "B30"] [WhiteElo "2592"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,57,12,53,57,42,60,85,89,91,91,90,103,89,98,108,105,137,133,131,131, 112,113,169,156,338,280,460,468,484,468,902,907,1261,1233,29981,29975,29993, 29994]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 a6 8. O-O-O h6 9. Bf4 Bd7 10. Nxc6 Bxc6 11. Qe1 Qb8 {LiveBook: 3 Games. B66: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 h6} 12. Nd5 Nd7 13. f3 $146 ({ Predecessor:} 13. Kb1 b5 14. f3 Bb7 15. Ne3 Be7 16. h4 Qc7 17. Be2 Qc5 18. Rd3 Ne5 19. Rc3 {1-0 (60) Galkin,A (2608)-Kozul,Z (2609) Kemer 2007}) 13... Bxd5 { White is slightly better.} 14. exd5 e5 15. h4 Be7 16. Be3 Qc7 17. g4 Rc8 { [%csl Gc8][%cal Rc7c2] [#]} 18. Bd3 Bd8 19. Kb1 Qa5 20. c3 Bb6 21. Bc1 Rc7 ( 21... Kd8 $16) 22. Bc2 {[%cal Bd3c2,Bc2b3,Bb3a4][%mdl 32]} Nf6 $2 (22... Kd8 $16 23. g5 h5) 23. g5 $18 {[%cal Bg4g5,Bg5h6][%mdl 32]} Nxd5 $2 (23... Nh5 { keeps fighting.} 24. gxh6 gxh6) 24. Bb3 Ne7 25. gxh6 g6 (25... gxh6 $142 26. Rxd6 Rc6) 26. Rxd6 Qc5 {[#]} 27. Rd5 $1 {[%mdl 512]} Qf2 (27... Nxd5 28. Qxe5+) 28. Qxe5 Rh7 29. Ba4+ {Precision: White = 97%, Black = 25%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Bogdanovich, Stanislav"] [Black "Taher, Yoseph Theolifus"] [Result "1-0"] [ECO "E98"] [WhiteElo "2560"] [BlackElo "2375"] [Annotator "TA"] [PlyCount "123"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,123,5,1,-5,0,4,8,8,15,10,31,-33,0,0,4,-21,-21,-21,-21,-21,-18,-35, -13,-16,-15,-14,-6,-27,0,0,0,0,0,-6,0,-6,0,0,22,18,73,72,60,65,74,49,72,71,72, 68,102,102,94,97,93,57,102,102,162,81,81,81,366,391,383,346,374,366,373,369, 863,850,869,860,817,83,166,0,731,597,669,575,399,588,550,285,6637,5093,29960, 5097,29976,29978,29979,29980,29981,29982,29982,29983,29982,29983]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 fxe4 12. Nxe4 Nf6 13. Nxf6+ {E98: King's Indian: Classical Main Line: 9 Ne1} Bxf6 {[%cal Bg7f6,Bf6g5, Bg5e3][%mdl 32] LiveBook: 9 Games} 14. Bg4 Nf5 15. Re1 {The position is equal.} Bd7 16. Bc3 {[#]} Re8 $146 ({Predecessor:} 16... a5 17. Rc1 b6 18. Rc2 Rf7 19. b3 Qf8 20. Re4 Qg7 {1/2-1/2 (44) Ehlvest,J (2606)-Smirin,I (2662) Khanty-Mansiysk 2009}) 17. f3 Bg5 18. Qb3 (18. Nf2 $14) 18... b6 19. Nf2 Be3 20. Re2 Nd4 21. Bxd4 $1 Bxd4 22. Bxd7 Qxd7 23. Kf1 Bxf2 24. Kxf2 Rf8 25. Re4 Rf7 (25... Qg7 {feels hotter.} 26. Qe3 a5 27. Re1 Rf5 28. h3 Raf8) 26. Qb5 (26. Kg1 {is interesting.} a5 27. Qe3 Raf8 28. b3 Kg7 29. Re1) 26... a5 (26... Qf5 { with more complications.} 27. Rae1 Raf8 28. h3 h5 29. Kg1 Qg5) 27. Qxd7 Rxd7 $11 {[%mdl 4096] Endgame KRR-KRR} 28. Ke3 Rf8 29. Kd3 Rdf7 30. Rae1 Kg7 31. Kc2 Rf4 32. Kb3 R4f7 (32... R8f5 $11 {remains equal.}) 33. Ka4 $1 $16 g5 34. Kb5 Kg6 35. b3 h6 36. a3 Rg7 37. Kc6 Rff7 38. b4 axb4 39. axb4 h5 40. h3 Kf5 41. Ra1 g4 (41... Rf8 $16) 42. hxg4+ $18 hxg4 43. Ra7 gxf3 $2 {[%mdl 8192]} (43... Kf6 $16) 44. gxf3 Rh7 45. b5 Re7 46. Ra8 Ref7 47. Rc8 Rfg7 $2 (47... Kf6 48. Rg4 Kf5) 48. Rf8+ $1 Rf7 49. Rxf7+ Rxf7 {KR-KR} 50. Rg4 $2 (50. Re3 $18 Kf4 51. Ra3) 50... Rh7 {[#]} (50... Re7 $16) 51. Re4 $2 (51. c5 $1 {[%mdl 512]}) 51... Rf7 $1 {intending ...Rg7.} 52. Re3 Kf4 {[#]} 53. Ra3 $1 {[%cal Ra3a7]} Kg3 54. Ra7 Kxf3 55. c5 $1 {[%cal Rc5b6]} dxc5 $2 {[#]} (55... Rf8 56. Rxc7 (56. Kxc7 dxc5 57. Ra1 Kf2 $16) 56... dxc5) 56. d6 $1 {[%cal Rd6c7]} Rf6 57. Kxc7 e4 58. d7 {White mates.} Rf8 59. Ra1 Kf2 60. d8=Q Rxd8 61. Kxd8 c4 62. Ra4 {Precision: White = 74%, Black = 28%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Sivuk, Vitaly"] [Black "Vo, Thanh Ninh"] [Result "0-1"] [ECO "B39"] [WhiteElo "2526"] [BlackElo "2370"] [Annotator "TA"] [PlyCount "86"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,86,37,38,37,38,28,44,46,51,46,53,30,22,8,23,-7,-14,-12,0,0,0,0,0,-18, 0,0,23,14,20,0,16,7,16,0,0,0,0,0,0,0,0,-3,33,37,84,82,82,0,76,61,82,64,90, -29992,-29993,-29995,-29996,-29998,-29990,-29990,-29989,-29989,-29990,-29994, -29995,-29995,-748]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 Qa5 11. Rc1 d6 {LiveBook: 57 Games} 12. a3 {B39: Sicilian: Maroczy Bind with 5...Bg7 and 7...Ng4} (12. Be2 Nc5 13. f3 Be6 14. b3 O-O 15. Nd5 Qxd2+ 16. Kxd2 Bxd5 17. cxd5 a5 18. Bxc5 dxc5 19. Rxc5 Rfc8 20. Rc4 {1-0 (40) Andreikin,D (2700)-Popov,I (2609) Tyumen 2012}) 12... b6 13. Be2 Bb7 $146 ({Predecessor:} 13... O-O 14. O-O Bb7 15. f3 Rfe8 16. Rc2 Bc6 17. Nd5 Qxd2 18. Rxd2 Rac8 19. b3 Nc5 20. b4 {0-1 (29) Vermeulen,E (1722)-Sorokin,M (2087) ICCF email 2015}) 14. f3 {White is slightly better.} g5 15. O-O h5 16. Bd1 Bc6 17. Rf2 Be5 18. Nd5 Qxd2 19. Rxd2 h4 20. b4 Rc8 21. Bb3 Kf8 22. Rcc2 Bf4 23. Bxf4 gxf4 24. h3 Rg8 25. Nc3 Ng5 26. Kf2 Rg6 27. Nd5 e5 28. c5 dxc5 29. bxc5 bxc5 30. Rxc5 Rd6 31. Ra5 $132 {[%mdl 2048] White has counterplay} Ne6 32. Rxa7 Bb5 33. a4 Ba6 34. Rc2 (34. Rd1 $16) 34... Rb8 (34... Nc5 $1 $11 {keeps the balance.}) 35. Ba2 Bd3 $1 {[%cal Rd3c2]} 36. Rd2 { aiming for Nf6.} Rc6 {White must now prevent ...Rc1.} 37. Nf6 $2 {[%mdl 8192] [#]} ({Much worse is} 37. Rxd3 $6 Rc2+ 38. Ke1 Rxa2 $11) (37. Kg1 $16 Bc4 38. Nf6) 37... Rc1 $1 {[%csl Gd3][%cal Rc1f1] Black mates.} 38. Nd7+ Kg7 {[%csl Gd3][%cal Rc1f1]} 39. Re2 Bxe2 40. Kxe2 Rb2+ 41. Kd3 Rxa2 42. Nxe5 Nc5+ 43. Kd4 Rd2+ {Precision: White = 44%, Black = 59%.} (43... Nb3+ $142 44. Kd5 Rd2+ 45. Nd3 Rc5+ 46. Kd6 Rxd3+ 47. Ke7 Re5#) 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Tran, Tuan Minh"] [Black "Chen, Qi b"] [Result "1-0"] [ECO "D52"] [WhiteElo "2522"] [BlackElo "2359"] [Annotator "TA"] [PlyCount "69"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,69,34,22,30,28,21,29,33,0,0,-10,-12,-11,41,44,52,57,52,65,48,54,54,7, 45,45,54,53,141,146,157,174,537,534,535,505,579,458,683,683,721,721,713,703, 954,621,29988,1378,29989,29990]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Rc1 {D52: Queen's Gambit Declined: Cambridge Springs Variation} Nxc3 9. bxc3 Ba3 10. Rc2 b6 11. Bd3 Ba6 12. O-O {LiveBook: 5 Games} Bxd3 13. Qxd3 O-O 14. Bh4 h6 {[#]} 15. e4 $146 ({Predecessor:} 15. c4 Rfe8 {0-1 (60) Sargissian,G (2677)-Smirnov,A (2527) chess.com INT 2018}) 15... Rfe8 16. Nd2 Bf8 17. f4 Qh5 ({Black should try} 17... Qa4 $11) 18. Nf3 $14 c5 19. Qb5 Be7 20. Qxd7 Bxh4 21. Ne5 $36 {[%mdl 2048] White has good play.} f5 22. d5 Rad8 23. Qxa7 exd5 24. exd5 Bf6 {[#]} (24... Rxd5 $14 25. Qxb6 Kh7) 25. c4 $1 $16 ({But not} 25. Qxb6 $6 Bxe5 26. fxe5 Rxd5 $14) 25... Bxe5 26. fxe5 Qg4 $2 (26... Rxe5 {is more resistant.} 27. Qxb6 Rc8) 27. e6 $18 {[%cal Be5e6, Be6e7][%mdl 32]} Qd4+ 28. Kh1 b5 29. Rcc1 bxc4 {[#]} (29... Qf6 $142 30. Qxc5 bxc4 31. Qxc4 (31. Rxc4 Qe5 $16) 31... Qe5) 30. Qf7+ $1 Kh8 31. e7 Rb8 32. Rcd1 Qe4 33. d6 Rb2 {[%csl Gb2][%cal Re4g2]} 34. Qxe8+ Kh7 35. Rg1 {Precision: White = 71%, Black = 41%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Le, Tuan Minh"] [Black "Sharma, Dinesh K."] [Result "1/2-1/2"] [ECO "D10"] [WhiteElo "2489"] [BlackElo "2247"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,87,56,37,58,44,22,25,18,12,0,6,0,11,-10,-19,-14,-12,-3,0,-20,-5,-11, -7,-17,-7,-2,10,3,19,-20,0,0,7,7,9,5,18,-29,0,0,35,35,35,37,25,40,49,47,46,40, 61,60,74,41,39,4,8,11,41,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8]} 1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. a4 b4 6. Ne4 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} Qd5 7. Ng3 e5 (7... Nf6 8. Be2 Nbd7 9. Nf3 Ba6 10. O-O e6 11. b3 Qa5 12. bxc4 c5 13. Bb2 Rd8 {1-0 (41) Mamedyarov,S (2772)-Holt,C (2555) chess.com INT 2017}) 8. Nf3 exd4 {LiveBook: 3 Games} 9. e4 Qc5 $1 10. Qxd4 $146 ({Predecessor:} 10. Nxd4 b3 11. Be2 Qa5+ 12. Bd2 Bb4 13. Bxc4 Bxd2+ 14. Qxd2 Qxd2+ 15. Kxd2 {1-0 (39) Gonzalez Velez,F (2315)-Gual Pascual,A (2420) Salamanca 1998}) 10... Ba6 11. Be3 (11. Qe5+ {seems wilder.} Qxe5 12. Nxe5 c3 13. bxc3 bxc3 14. Be3) 11... Qxd4 12. Nxd4 Nf6 13. Rc1 Ng4 14. Ndf5 Nxe3 15. Nxe3 c3 16. bxc3 bxc3 17. Nd1 Bb4 {[#] ( -> ...c2+)} 18. Nxc3 Bb7 19. Bc4 Nd7 20. O-O Nb6 21. Bb3 O-O 22. e5 (22. Na2 $5 {[%cal Ra2b4]} Bd2 23. Rc2 $11) 22... Ba6 23. Rfd1 Rfd8 24. Nce4 {With the idea Nd6.} Rxd1+ 25. Rxd1 c5 26. f4 Kf8 (26... c4 $5 {[%cal Rc4b3]} 27. Bc2 Bb7 $15) 27. a5 $36 {[%mdl 2048] White fights for an advantage.} Bxa5 28. Ra1 Bc4 29. Rxa5 Bxb3 30. Nxc5 Bd5 31. Nf5 g6 32. Nd6 Bc6 33. Kf2 Ke7 34. g4 f6 35. Kg3 fxe5 36. fxe5 Nd7 37. Rxa7 Rxa7 { The position is equal.} 38. Nc8+ Ke8 (38... Kf7 {is more complex.} 39. Nxa7 Nxe5 40. Nxc6 Nxc6 41. Kf4 h6) 39. Nxa7 Nxe5 40. Kf4 Nd7 41. Nxc6 {[#] Threatens to win with Nxd7.} Nxc5 42. Kg5 h5 43. gxh5 (43. Kxg6 $5 {[%cal Rg4h5]} hxg4 44. Kf5 $16) 43... gxh5 44. Kxh5 {Precision: White = 43%, Black = 56%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Santiago, Yago De Moura"] [Black "Alfred, Nathan S W"] [Result "1-0"] [ECO "A45"] [WhiteElo "2473"] [BlackElo "2208"] [Annotator "TA"] [PlyCount "75"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,75,0,0,-25,0,0,0,-2,62,77,78,76,69,92,152,64,69,61,60,65,123,121,120, 132,124,125,133,100,146,136,154,164,234,214,208,206,241,239,592,171,177,174, 182,172,220,220,220,220,207,197,209,212,204,202,345,346,346,345,487,454,613, 607,718,711,671,645,463,443]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. h4 c5 {LiveBook: 22 Games} (5... h5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 c6 9. Qd2 Nbd7 10. O-O-O b5 11. Kb1 {1/2-1/2 (34) Aronian,L (2797)-Vachier Lagrave,M (2793) Caleta 2018}) 6. h5 {D00: 1 d4 d5: Unusual lines} (6. dxc5 {NOTEXT} Qa5 7. Nf3 Nc6 8. Qd2 Qxc5 9. O-O-O) 6... Nxh5 7. Rxh5 gxh5 8. Qxh5 {The position is equal.} cxd4 $146 ({Black should try} 8... Be6 $11) ({Find the theoretical novelty and annotate with similar games:} 8... Be6 9. O-O-O Nc6 10. Nf3 Qd7 11. Be2 cxd4 12. exd4 {0-1 (24) Miatto,M (1761)-Zenari,M (2019) Arco 2017}) 9. Nxd5 $14 {Black must now prevent Nc7+.} e5 10. Bh6 Qxd5 11. Bxg7 Qa5+ (11... Rg8 $142 12. Qxh7 f5 13. Bxe5 (13. Bb5+ Nc6 $11) 13... Nc6) 12. Kd1 ({White should play} 12. c3 $1 $16 dxc3 13. b4) 12... dxe3 13. fxe3 Rg8 14. Qxh7 {[#]} Bg4+ ( 14... Rxg7 $1 $14 {[%mdl 512]} 15. Qxg7 Qc5) 15. Nf3 $16 Bxf3+ 16. gxf3 Rxg7 17. Qxg7 {Strongly threatening Bc4.} Nd7 18. Bd3 O-O-O 19. Ke2 $1 e4 20. Bxe4 Qh5 (20... Ne5 {is a better defense.} 21. Rd1 Qa6+ 22. Bd3 Nxd3 23. cxd3 Qd6) 21. Rg1 Nf6 22. Qg5 Qh2+ 23. Rg2 $1 Nxe4 $2 {[#]} (23... Qd6 24. Bf5+ Kc7) 24. Qg4+ $2 ({Stronger than} 24. Rxh2 Nxg5 25. Rh5 Rg8 $17) (24. fxe4 Qh1 $16) (24. Qxd8+ $1 {[%mdl 512]} Kxd8 25. Rxh2) 24... f5 $18 25. Rxh2 ({And not} 25. Qxf5+ Kb8 $11) 25... fxg4 26. fxe4 {[%mdl 4096] Endgame KR-KR} Re8 27. Rg2 Rg8 {[#]} 28. Kf2 $1 Kd7 {[#]} 29. Kg3 $1 Ke6 30. Rh2 Ke5 31. Rh7 Kxe4 (31... Rb8 $142 32. Kxg4 Kxe4 33. Re7+ Kd5 34. e4+ Kc6) 32. Re7+ ({Don't play} 32. Rxb7 Rc8) 32... Kd5 33. Rxb7 a5 (33... Ra8 {was worth a try.} 34. Kxg4 Rc8) 34. Rb5+ { White is clearly winning.} Ke4 35. Rxa5 Kxe3 36. Ra4 Rc8 37. c3 Rb8 38. Rb4 { Precision: White = 69%, Black = 39%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Li, Yankai"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "D80"] [WhiteElo "2434"] [BlackElo "2736"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 29,76,10,32,17,19,18,30,20,20,19,17,7,6,10,12,4,4,0,0,0,11,0,10,11,10, 10,10,7,14,0,6,0,5,8,8,8,1,0,0,0,12,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bf4 Nxc3 6. bxc3 Bg7 7. e3 O-O 8. Nf3 c5 9. cxd5 Qxd5 10. Be2 cxd4 11. cxd4 Nc6 12. O-O Bf5 13. Qa4 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5} Qa5 14. Qxa5 Nxa5 15. Rfc1 Rfc8 {LiveBook: 8 Games} 16. Kf1 {[#]} Kf8 $146 ({Predecessor:} 16... Nc6 17. Ke1 Bf8 18. a3 Na5 19. Nd2 Bc2 {1/2-1/2 (19) Volkov,S (2554)-Leko,P (2743) New Delhi/Teheran 2000}) 17. h3 Ke8 18. Bb5+ Bd7 {The position is equal.} 19. Bxd7+ Kxd7 20. Ng5 f6 21. Ne4 b6 22. Ke2 Rc6 23. Rxc6 Nxc6 24. Rb1 Rc8 25. g4 Na5 26. Kd3 e5 27. dxe5 fxe5 28. Bg3 h6 29. f3 Ke6 30. Be1 {[#] Bxa5 is the strong threat.} Nb7 31. a4 Bf8 32. Bd2 Be7 33. Rb2 Rf8 34. Ke2 h5 35. Rb5 hxg4 36. hxg4 Nc5 37. Nxc5+ Bxc5 38. Bb4 Bxb4 { Precision: White = 66%, Black = 71%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Vo, Thi Kim Phung"] [Black "Gordievsky, Dmitry"] [Result "0-1"] [ECO "A50"] [WhiteElo "2425"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "106"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,106,17,29,0,0,-26,-27,-31,-21,-86,-82,-138,-138,-126,-43,-34,-32,-25, -20,-66,-12,-15,-15,-9,-23,-17,-17,-35,-22,-112,-133,-385,-381,-363,-387,-384, -377,-610,-241,-241,-229,-237,-237,-233,-236,-224,-229,-280,-269,-272,-257, -266,-273,-256,-266,-275,-277,-274,-268,-266,-256,-264,-272,-329,-318,-306, -326,-339,-329,-397,-391,-379,-383,-322,-329,-327,-312,-402,-386,-423,-410, -713,-713,-713,-713,-691,-684,-1030,-1002,-915,-832]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. cxd5 Nxd5 6. e4 Nxc3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} 7. bxc3 e5 8. dxe5 (8. Nf3 Nd7 9. Bc4 Bd6 10. Ng5 O-O 11. O-O Be7 12. f4 Bxg5 13. fxg5 Qe7 14. Bd3 exd4 15. cxd4 {1/2-1/2 (38) Le,Q (2737) -Iturrizaga Bonelli,E (2650) chess.com INT 2018}) 8... Qe7 9. Nf3 Nd7 { LiveBook: 15 Games} 10. Bg5 f6 11. Bf4 fxe5 $146 ({Find the theoretical novelty and annotate with similar games:} 11... O-O-O 12. Bc4 g5 13. Bg3 Nxe5 14. Nxe5 fxe5 {0-1 (29) Thilakarathne,G (2213)-Shyam,N (2440) Ho Chi Minh City 2017}) 12. Bg5 Qe6 $1 13. Nd2 (13. Bb5 $11) 13... Bc5 $17 {Hoping for ...Qg4.} 14. Be2 ({White should try} 14. f3) 14... Qg6 $1 {[%cal Rg6g5]} 15. Bh4 O-O ( 15... Qxg2 $17 16. O-O-O Qh3) 16. O-O $15 Nf6 17. Bg3 Rad8 {[%cal Rf6e4]} ({ Don't blunder} 17... Nxe4 $2 18. Bd3 $18) ({Much weaker is} 17... Bxe4 $6 18. Nxe4 Qxe4 19. Qb3+ Kh8 20. Bf3 $16) 18. Bf3 {[#]} Nh5 ({Better is} 18... Rxd2 $1 $15 {[%mdl 512]} 19. Qxd2 Nxe4) 19. Bxh5 $1 $11 Qxh5 20. Nc4 Rde8 $36 { [%mdl 2048] Black has the initiative.} 21. Rfe1 Qf7 22. Ne3 Qg6 23. Nc4 (23. f3 $11) 23... h5 $1 $17 {[%cal Bh7h5,Bh5h4][%mdl 32] Threatens to win with ...h4!} 24. Kh1 $2 {[%mdl 8192] [#]} (24. Nb2 $17) 24... h4 $1 $19 {[%mdl 512]} 25. Bxh4 Rf4 26. Bg3 Bxe4 27. Qe2 $2 {[#]} (27. Qa4 Bxf2 28. Rxe4 Rxe4 29. Bxf2) 27... Bxg2+ $2 (27... Bxf2 $1 {[%mdl 512]} 28. Nd2 (28. Bxf2 Qxg2#) 28... Bc6) 28. Kxg2 Rxf2+ $1 29. Qxf2 Bxf2 30. Nxe5 {[#]} Bxg3 $1 31. Nxg6 Bxe1 {[%mdl 4096] Endgame KRB-KRN} 32. c4 Bb4 33. Kf3 Bd6 34. h4 Kh7 35. Rg1 Bc5 36. Rg2 Re3+ 37. Kf4 Rc3 38. Kf5 Rxc4 39. Nf4 Rc1 40. h5 Rf1 41. Ke4 Bd6 42. Nh3 Rf6 43. Ng5+ Kh6 44. Nh3 Re6+ 45. Kf3 Re7 46. Rg5 Rf7+ 47. Kg4 Rf6 48. Kh4 Re6 49. Kg4 (49. Rg4 $142) 49... Re4+ {Black is clearly winning.} 50. Kf5 Re3 51. Rg6+ Kxh5 {aiming for ...Re5+.} 52. Rg5+ Kh4 53. Rxg7 Kxh3 {Precision: White = 30%, Black = 82%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Tu, Hoang Thong"] [Black "Aravindh, Chithambaram VR."] [Result "0-1"] [ECO "D00"] [WhiteElo "2414"] [BlackElo "2617"] [Annotator "TA"] [PlyCount "184"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,184,0,8,-25,-6,-8,1,-5,6,1,16,16,19,20,57,60,45,0,4,6,7,-18,-16,-11, -17,-16,-14,-50,-78,-90,-90,-90,-90,-90,-90,-90,-90,-94,-78,-113,-67,-67,-22, -16,-11,-17,-13,-108,-105,-105,-99,-100,-100,-98,-93,-98,-106,-106,-102,-191, -178,-189,-170,-214,-223,-232,-234,-233,-215,-189,-177,-180,-149,-163,-153, -158,0,-118,0,-127,-159,-153,-160,-125,-142,-114,-116,-102,-145,-109,-106,-114, -102,-117,0,-116,-46,-136,-121,-223,-213,-228,-7,-8,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,0,-8,-8,-8, -8,-23,-21,-596,-596,-1459,-1219,-5369,-4797,-2156,-1911,-29977,-29978,-29978, -29979,-29980,-29981,-29983,-29984,-29984,-29985,-29985,-29985]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 g6 4. Nc3 Bg7 5. Nb5 Na6 6. e3 {D00: 1 d4 d5: Unusual lines} c6 { [%cal Bc7c6,Bc6c5][%mdl 32] LiveBook: 17 Games} 7. Na3 (7. Nc3 O-O 8. Bxa6 bxa6 9. h3 Nd7 10. O-O Bb7 11. Na4 Rc8 12. b4 a5 13. Nc5 Nxc5 14. bxc5 {1-0 (50) Aronian,L (2797)-Vachier Lagrave,M (2793) Caleta 2018}) 7... Bg4 8. Be2 $146 { The position is equal.} ({Find the theoretical novelty and annotate with similar games:} 8. Bxa6 Qa5+ 9. Qd2 Qxa6 10. Ne5 Ne4 11. Qd3 Qa5+ 12. c3 Bf5 13. Qc2 Bxe5 14. dxe5 {1/2-1/2 (31) Kloster,D (1769)-Schemmann,B (1853) Germany 2017}) 8... Qb6 9. Rb1 O-O 10. O-O c5 11. h3 Bxf3 12. Bxf3 Nb4 13. c3 Nc6 14. b4 cxb4 15. cxb4 Rfc8 16. Qb3 e6 17. Rfc1 Bf8 {[%cal Rc6b4]} 18. Nc2 Ne8 19. Ne1 Qxb4 20. Qxb4 Nxb4 21. Rxc8 Rxc8 22. a3 Nc6 23. Rxb7 Bxa3 24. Nd3 Bd6 25. Ne5 Bxe5 26. Bxe5 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 27. Bf4 $1 Ra8 { And now ...a4 would win.} 28. Rb6 Ne7 29. Rb3 (29. Bd1 $1 $11) 29... a4 30. Ra3 Nc8 $1 31. Bd1 Nb6 32. Kf1 Kf8 33. Ke2 Ke7 34. Kd3 Nd6 35. Ra2 (35. Bxd6+ $17 { was necessary.} Kxd6 36. Ra2) 35... Nb5 $1 $19 36. f3 a3 37. Bg3 Nc4 38. Be1 Nb2+ 39. Ke2 Kd7 40. Bb4 Rc8 {White must now prevent ...Nc3+.} 41. Bb3 Rb8 42. Kd2 Nd6 43. Kc3 Nb5+ 44. Kd2 $1 Nd6 45. Kc3 $1 Rc8+ 46. Bc5 Nb5+ $1 47. Kd2 { [#]} Rxc5 $1 {[%mdl 512]} 48. dxc5 $17 {[%mdl 4096] Endgame With the idea Ra1. KRB-KNN} Kc6 49. Ra1 Kxc5 50. Rc1+ Kb4 51. Ba2 Na4 52. Rb1+ Nb2 {aiming for ... Nc3.} 53. Rc1 $1 Nc4+ (53... h5 $17) 54. Kd3 (54. Bxc4 $1 $15 dxc4 55. Rb1+ Ka4 56. Ra1) 54... Nbd6 $1 55. e4 (55. Rc3 $17) 55... Nb2+ $19 56. Kc2 {[#]} dxe4 $2 (56... d4 $1 $19 {Hoping for ...Ndc4.} 57. Kd2 e5) 57. fxe4 $11 Nxe4 { Threatens to win with ...Nc3.} 58. Rf1 Nd6 59. Rf4+ Kc5 60. Rf3 Kb4 61. Rf4+ Kc5 (61... Nbc4 {NOTEXT} 62. Bxc4 g5 63. Rf3 Nxc4 64. Rxf7 Ne3+) 62. Rf3 Nbc4 63. Bxc4 Kxc4 64. Rxa3 {KR-KN} Kd4 65. Kd1 h5 66. Ke2 Ke5 67. Kf3 h4 68. Ra5+ Kf6 69. Kg4 Nf5 70. Kf4 g5+ 71. Kg4 Kg6 72. Re5 Nh6+ 73. Kf3 Ng8 74. g3 hxg3 75. Kxg3 Ne7 76. Re1 Nf5+ 77. Kg4 Nd4 78. Kg3 f5 {[%cal Bf7f5,Bf5f4,Bf4f3] [%mdl 32]} 79. Ra1 Kh5 80. Ra6 e5 {[%cal Be6e5,Be5e4,Be4e3][%mdl 32]} 81. Ra5 e4 82. Kg2 Nf3 83. Kf2 $2 {[%mdl 8192] [#]} (83. Ra6 $11 {and White has nothing to worry.}) 83... f4 $1 $19 84. Ra6 Nd4 85. Ra4 e3+ 86. Kf1 Nf5 87. Kg2 Nh4+ {Black mates.} 88. Kf1 f3 89. Re4 Ng2 90. Rxe3 Nxe3+ 91. Kf2 Nd5 92. Kxf3 Kh4 {Precision: White = 51%, Black = 69%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Bui, Vinh"] [Black "Zhao, Jun"] [Result "0-1"] [ECO "A45"] [WhiteElo "2400"] [BlackElo "2599"] [Annotator "TA"] [PlyCount "110"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,110,-10,-14,-11,-14,2,-18,0,-12,-2,-20,0,0,9,0,21,10,16,-5,0,-55,-49, -66,-33,-32,-32,-116,-101,-139,-134,-145,-141,-150,-151,-137,-139,-145,-151, -138,-133,-137,-137,-132,-132,-132,-132,-132,-132,-194,-137,-183,-108,-136, -137,-136,-139,-138,0,0,0,-143,-143,-908,-814,-871,-826,-29971,-540,-560,-540, -538,-517,-770,-616,-6197,-5958,-5106,-2210,-5879,-1235,-1058,-1059,-1014, -1025,-901,-481,-385,0,-18,-25,-362,-87,-29987,-29988,-29988,-29989]} 1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. Nf3 O-O 6. Be2 {A45: Trompowsky Attack} f5 7. O-O d6 8. c4 Nd7 {[%cal Bb8d7,Bd7f6,Bf6e4,Be4c3][%mdl 32]} 9. Nc3 {LiveBook: 4 Games} Re8 10. Qc2 b6 11. Rad1 Bb7 12. Nd2 $146 ({Predecessor:} 12. Ne1) 12... Nf6 (12... c6 {keeps more tension.} 13. Rfe1 Nf6 14. Rc1 Rc8 15. Qa4 a6) 13. Bf3 Bxf3 14. Nxf3 Qd7 15. b4 h5 16. a3 a6 17. c5 Ne4 18. Nd2 ({White should play} 18. Nxe4 $11 fxe4 19. Nd2) 18... Nxc3 $1 $15 19. Qxc3 dxc5 (19... f4 $5) 20. bxc5 f4 21. c6 (21. cxb6 $15 cxb6 22. Nf3) 21... Qd6 $17 22. Nf3 fxe3 23. fxe3 Qd5 24. Ne5 Re7 (24... Bxe5 25. dxe5 Qxe5 26. Qxe5 $11) 25. Rd2 Rae8 {[%cal Rg7e5]} 26. Rdf2 Bxe5 27. dxe5 Rxe5 28. Rxf7 Qxf7 29. Rxf7 Kxf7 { [%mdl 4096] Endgame KQ-KRR} 30. Qc4+ R8e6 31. Qxa6 Rxc6 32. Qc8 (32. Qd3 $17 { was worth a try.} Rce6 33. Kf2) 32... Re7 (32... Ke7 $19 33. Kf2 Rc2+ 34. Kf3 Rf5+ 35. Ke4 Rf8) 33. Qh8 Rce6 (33... Rxe3 $19 34. Qh7+ Kf6 35. Qh8+ Kf5 36. Qc8+ Ree6) 34. Kf2 Rxe3 35. Qh7+ Kf6 36. Qh8+ Kf7 (36... Kg5 $1 $17 {And now .. .Re2+ would win.} 37. h3 Re2+ 38. Kg1 Re1+ 39. Kh2 R1e4) 37. Qh7+ $1 $11 Kf6 ( 37... Kf8 $11 38. Qxg6 Re2+ 39. Kf3 R2e5) 38. Qh8+ $1 $17 Kg5 $1 39. h4+ $2 { [%mdl 8192]} (39. h3 $17) 39... Kxh4 $19 40. Qf6+ g5 41. Qf5 Rxa3 (41... Re2+ $142 42. Kg1 R7e3 43. a4 Rg3 44. Qd5 Rgxg2+ 45. Kh1 Rg4 46. Qf3 Rge4 47. Qf6 Kg3 48. Qc3+ R2e3 49. Qxc7+ Re5 50. Qxb6 Re1+ 51. Qg1+ Rxg1+ 52. Kxg1 Re1#) 42. Kg1 Rg3 43. Qd5 {Hoping for Qd4+.} Rge3 44. Qf5 R7e4 45. Kh2 {White threatens g3+! and mate.} Rf4 46. Qd7 Rg3 47. Qe8 Rfg4 48. Kh1 c5 ({Worse is} 48... Rxg2 49. Qxh5+ Kg3 50. Qh3+ Kf4 51. Qe3+ Kf5 52. Qe6+ Kxe6 $11) 49. Qd8 b5 ({ Inferior is} 49... Rxg2 50. Qxg5+ Kh3 51. Qh4+ Kxh4 $11) 50. Qd5 b4 {...c4 is the strong threat.} (50... Rxg2 51. Qxg5+ Kxg5 $11) 51. Qxc5 {[#]} b3 $2 ({ Weaker is} 51... Rxg2 52. Qxg5+ Kxg5 $11) ({Black should try} 51... Re4 $1 $19 {Threatens to win with ...b3.} 52. Qf2 Kg4) 52. Qf2 Rf4 53. Qb2 $2 {[%mdl 8192] } (53. Qe2 $11 {and White is okay.} Rd4 54. Qf2) 53... Rc4 $2 (53... Re3 $19 { is more deadly. ( -> ...Kg3)} 54. Kh2 g4 55. Qd2 g3+ 56. Kg1 Rfe4 57. Kf1 {[#]} Re1+ $1 {[%mdl 512]} 58. Qxe1 Rxe1+ 59. Kxe1 b2 60. Kd2 b1=Q 61. Kc3 Qe4 62. Kb3 Qxg2 63. Kb4 Qe4+ 64. Kb3 g2 65. Kb2 g1=Q 66. Ka3 Qc1+ 67. Kb3 Qec4#) 54. Qe2 $2 {[%mdl 8192]} (54. Qf2 $17 Rcg4 55. Qe2) 54... Rc1+ 55. Kh2 {[#]} Rxg2+ $1 {[%mdl 512] Precision: White = 22%, Black = 46%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Karavade, Eesha"] [Black "Rozum, Ivan"] [Result "1/2-1/2"] [ECO "E11"] [WhiteElo "2391"] [BlackElo "2582"] [Annotator "TA"] [PlyCount "112"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,112,0,0,23,7,11,0,4,0,0,-7,0,-11,0,-8,0,0,0,0,0,0,0,-5,0,0,0,3,20,6, 10,0,14,13,19,0,0,-11,-20,-13,-14,-34,0,-150,-142,-141,-129,-135,-14,-14,-14, -17,-16,-16,-16,-16,-17,-17,-16,-16,-16,-16,0,-16,-7,-25,0,0,0,0,43,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Bb7 7. O-O O-O 8. Nc3 d6 9. Qc2 Nbd7 10. a3 Bxc3 11. Bxc3 a4 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} 12. Rfe1 Be4 13. Qc1 $146 ({ Predecessor:} 13. Qd1 Re8 14. Bf1 Bb7 15. Nd2 Ne4 16. Nxe4 Bxe4 17. f3 Bb7 18. e4 e5 19. Bd3 exd4 20. Bxd4 {1/2-1/2 (28) Tkachiev,V (2657)-Hracek,Z (2613) Evry 2008}) 13... Re8 14. Bh3 Bb7 15. Qc2 Ne4 16. Rad1 Ndf6 17. Bd2 Nxd2 18. Nxd2 e5 19. Nb1 exd4 20. Rxd4 Re4 21. Qd2 Qe8 22. Nc3 Rxd4 23. Qxd4 Bc6 24. e4 Ra5 25. f4 Rc5 26. e5 dxe5 27. Rxe5 Rxe5 28. Qxe5 Qd8 29. Qe3 h5 30. Bf5 g6 31. Bc2 (31. Bxg6 $11 Ng4 32. Qd3) 31... Ng4 $17 32. Qd3 Qe7 {[#] ( -> ...Qe1+)} 33. Ne2 Qe3+ ({Black should play} 33... h4 $17 {White must now prevent ...hxg3. } 34. Qd2 Ne3) 34. Qxe3 $11 Nxe3 {[%mdl 4096] Endgame KBN-KBN} 35. Nd4 Bd7 { And now ...c5 would win.} 36. Bd3 Nd1 37. b4 axb3 38. Nxb3 Nb2 39. Be2 Be6 40. Nd2 Kf8 41. Kf2 Ke7 42. Ke3 Na4 43. Ne4 Bf5 44. Bd1 Bd7 45. Bxa4 Bxa4 $14 { KB-KN. The position is equal.} 46. c5 Bc6 47. cxb6 cxb6 48. Nd2 Ke6 49. Nc4 b5 50. Ne5 Be8 51. Ke4 f6 52. Nd3 Bc6+ 53. Kd4 Kf5 54. Kc5 Be8 55. Nf2 g5 56. fxg5 fxg5 {Precision: White = 64%, Black = 55%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Cao, Sang"] [Black "Pichot, Alan"] [Result "0-1"] [ECO "B23"] [WhiteElo "2381"] [BlackElo "2558"] [Annotator "TA"] [PlyCount "72"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,72,-64,-69,-66,-17,-19,-17,-15,0,-10,-2,-3,0,14,8,-12,-10,0,0,0,0, -27,29,-76,-58,-64,-47,-382,-384,-373,-354,-685,-712,-708,-713,-718,-710,-709, -699,-675,-658,-717,-456,-456,-456,-456,-450,-465,-458,-456,-441,-29995,-29996, -29996,-29997,-29998,-29999]} 1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. g3 b5 5. Bg2 Bb7 6. O-O {B40: Sicilian: 2...e6, Unusual lines} b4 7. Na4 Bxe4 8. d4 cxd4 9. Qxd4 Nf6 {LiveBook: 5 Games} 10. Bg5 Nc6 (10... Bxc2 $6 11. Ne5 $16) (10... d5 { seems wilder.} 11. c4 bxc3 12. Nxc3 Bxf3 13. Bxf3 Be7) 11. Qe3 $1 {And now Bxf6 would win.} d5 12. c4 bxc3 13. Nxc3 {Threatens to win with Bxf6.} Bxf3 $1 14. Bxf3 {[#] Black must now prevent Bxf6.} Be7 $146 15. Bxf6 gxf6 16. Rad1 { [%cal Rf3d5]} Ne5 $36 {[%mdl 2048] Black is pushing.} 17. Bxd5 $1 exd5 18. Nxd5 O-O 19. f4 Nc6 (19... Ng6 $142 $1) 20. Qc3 {[#]} (20. Rfe1 $11 {remains equal.} Qb8 21. Rc1 (21. Nxe7+ Nxe7 22. Qxe7 Qxb2 $14)) 20... Nb4 $1 $17 {[%cal Rb4d5] [%mdl 512]} 21. Nc7 $1 ({Don't blunder} 21. Nxb4 $2 Qb6+ 22. Kg2 (22. Rd4 $2 Rfd8 $19) 22... Bxb4 $19) 21... Qb8 {...Qb6+ is the strong threat.} 22. Rfe1 $2 {[%mdl 8192]} (22. Nxa8 $15 Qxa8 23. Rd7) 22... Qb6+ $19 23. Kg2 {[#]} Rad8 $1 24. Kh3 $2 (24. Rxd8 Bxd8 25. a3) 24... Rxd1 25. Rxd1 Rd8 26. Re1 Nc6 27. Rc1 Nd4 28. Qe3 Rd7 29. Rc4 Rxc7 30. Rxc7 Qxc7 31. Qxd4 Qc8+ 32. Kg2 Qc2+ 33. Kh3 Qe2 {( -> ...Qf1+)} 34. Qc3 (34. Qd5 $19) 34... Qf1+ {Black mates.} 35. Kg4 { [#]} h5+ $1 36. Kf5 (36. Kxh5 Qh3#) 36... Qb1+ {Precision: White = 26%, Black = 77%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Abhishek, Kelkar"] [Black "Krysa, Leandro"] [Result "1/2-1/2"] [ECO "D41"] [WhiteElo "2370"] [BlackElo "2548"] [Annotator "TA"] [PlyCount "89"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 30,89,0,0,31,20,13,6,14,1,6,0,0,0,0,-22,-26,-21,-22,-50,-44,-163,-158, -163,-124,-156,-107,-143,-104,-113,-106,-148,-130,-131,-15,-15,-15,-15,-1,-5,0, 0,0,0,0,-5,-2,0,0,0,0,0,0,-5,-5,-41,0,0,0,0,0,-72]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} b6 13. d5 (13. Rfe1 Bb7 14. a4 Nf6 15. Bd3 h6 16. h3 Qe7 17. a5 bxa5 18. Rxa5 Rfc8 19. Qb2 Qc7 20. Qb4 Qc3 21. Qxc3 Rxc3 {1/2-1/2 (45) Nepomniachtchi,I (2729)-Kryvoruchko,Y (2689) Riadh 2017}) 13... Nc5 14. Rfe1 exd5 15. Bxd5 Bb7 16. Rad1 {LiveBook: 4 Games} Qf6 17. Nd4 $146 ({Predecessor: } 17. Qd4 Qxd4 18. Nxd4 Rfd8 19. Bxb7 Nxb7 {1/2-1/2 (29) Coenen,M (2393) -Admiraal,M (2448) Novi Sad 2016}) 17... Bxd5 18. exd5 Rfe8 19. Nc6 {[#] Strongly threatening d6.} Ne4 20. Qd4 Nc3 21. Qxf6 gxf6 {[%cal Bg7f6,Bf6f5] [%mdl 32]} 22. d6 (22. Rxe8+ {seems wilder.} Rxe8 23. Ra1 Nxd5 24. Nxa7 Nc3 25. a3) 22... Nxd1 23. Rxd1 $11 {[%mdl 4096] Endgame Hoping for d7. KRR-KRN} Re6 24. f4 {next f5 is good for White.} f5 $1 25. Nxa7 {[#]} (25. a4 $15) 25... Rd8 $1 $19 26. Nb5 Re2 27. a3 Rc2 28. h3 Kf8 29. Kh2 Rc5 30. a4 Rc4 31. Rd5 Rxf4 ({ Better is} 31... Rxa4 $17 32. Rxf5 Rc4) 32. Nd4 $11 Rd7 {aiming for ...Re4.} 33. Nc6 $1 Rxa4 {...Ra8 is the strong threat.} 34. Ne5 $1 {[%cal Re5d7]} Rd8 35. Nc6 Rd7 {White must now prevent ...Ra8.} 36. Ne5 $1 {[%cal Re5d7]} Raa7 37. Nxd7+ Rxd7 {KR-KR} 38. Kg3 Kg7 39. Kf4 Kf6 40. Rxf5+ Ke6 41. Rh5 f6 42. Rh6 b5 43. Rh5 {The position is equal.} Rb7 44. d7 Rxd7 45. Ke4 {Precision: White = 47%, Black = 61%.} (45. Rxb5 $11 {keeps the balance.} Rd4+ 46. Kf3) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Tran, Minh Thang"] [Black "Lei, Tingjie"] [Result "1-0"] [ECO "A45"] [WhiteElo "2366"] [BlackElo "2545"] [Annotator "TA"] [PlyCount "85"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,85,17,27,1,26,0,32,0,9,-14,0,-8,0,-9,32,0,0,-24,-11,-12,-21,-22,-22, -24,-36,-33,-21,-27,0,0,-24,-21,-16,-22,-26,-28,0,0,10,2,42,33,36,0,37,7,15,0, 17,4,212,233,336,298,325,337,245,303,317,160,319,329,320,316,322,334,401,402, 615,621,936,889,29989,29990]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 (3... d5 4. e3 Bg7 5. h4 h5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 c6 9. Qd2 Nbd7 10. O-O-O b5 11. Kb1 { 1/2-1/2 (34) Aronian,L (2797)-Vachier Lagrave,M (2793) Caleta 2018}) 4. e4 c5 5. dxc5 Qa5 6. Qd2 {A45: Trompowsky Attack} Qxc5 7. Nf3 d6 {LiveBook: 3 Games} 8. a3 $146 {White has an edge.} ({Predecessor:} 8. Be2 O-O 9. O-O b6 10. Ne1 Bb7 11. Nd3 {1/2-1/2 (77) Wagner,D (2583)-Lei,T (2495) Moscow 2016}) 8... Nbd7 9. h3 b6 10. Bd3 Bb7 11. O-O O-O 12. Rfe1 Rfd8 13. Rad1 Rac8 14. Qe2 Qc7 15. Ba6 Bxa6 16. Qxa6 Nc5 17. Qf1 Nh5 18. Nd5 Qb7 {White must now prevent ...e6.} 19. Bg5 Re8 20. g4 Nf6 21. Bxf6 $1 Bxf6 22. c3 Bg7 23. Qe2 Red8 24. Qe3 b5 25. g5 Na4 26. Rd2 Nc5 27. Qf4 Rf8 28. Qg4 f6 29. b4 Na4 $1 30. Re3 Kh8 31. h4 { Threatens to win with h5.} f5 $2 (31... Nxc3 $1 $11 {and Black stays safe.} 32. Nxc3 (32. Rxc3 $2 f5 $19) 32... f5 33. exf5 Rxc3) 32. exf5 $18 gxf5 (32... Qd7 {is a better defense.} 33. Qg3 (33. Nxe7 Rxc3 34. Qf4 Rxe3 $14) (33. Rxe7 Qxf5 34. Qxf5 Rxf5 $16) 33... Nxc3) 33. Qh5 e5 34. g6 {[%csl Gg6][%cal Rh5h7]} h6 { Black wants to play ...f4.} 35. Ng5 $1 f4 36. Rf3 (36. Red3 $18) 36... Qd7 $2 ( {Not} 36... Nb6 $2 37. Nxb6 axb6 38. Rxd6) (36... Nb2 $16 {might work better.}) 37. Nf7+ Rxf7 38. gxf7 Rf8 39. Nf6 {[%cal Bd5f6,Bf6e4,Be4g5][%mdl 32]} Qe6 40. Ne4 d5 (40... Qxf7 $142 41. Qxf7 Rxf7 42. Nxd6 Rf8) 41. Ng5 $1 {[%cal Rg5e6]} Qc6 {[#] Black hopes to continue with ...Nb6.} 42. Rxd5 $1 {[%mdl 512] Strongly threatening Rfd3.} Qxd5 {[#]} 43. Qg6 $1 {Precision: White = 44%, Black = 44%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Wang, Jue"] [Black "Deepan Chakkravarthy J."] [Result "0-1"] [ECO "B17"] [WhiteElo "2354"] [BlackElo "2520"] [Annotator "TA"] [PlyCount "96"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,96,-12,-4,-77,-12,-27,-25,-21,0,0,0,-16,0,-37,0,-14,-33,-96,0,-29, -49,-45,-50,-54,-31,-68,-58,-100,-96,-91,-94,-60,-53,-100,-79,-418,-422,-326, -408,-402,-403,-504,-415,-476,-460,-443,-410,-477,-478,-882,-870,-854,-831, -664,-694,-646,-706,-696,-670,-1266,-1236,-1548,-1531,-1297,-1242,-1229,-1111, -1029,-1030,-961,-1871,-5702,-5401,-29977,-29978]} 1. e4 c6 2. d4 d5 3. Nd2 { [%cal Bb1d2,Bd2e4,Be4g5][%mdl 32]} dxe4 4. Nxe4 Nd7 5. Ng5 e6 6. Bd3 Ngf6 7. N1f3 Bd6 8. Qe2 h6 9. Ne4 Nxe4 10. Qxe4 Qc7 11. Bd2 c5 {B17: Caro-Kann: Modern Line (4...Nd7)} (11... b6 12. O-O-O Bb7 13. Qe2 O-O-O 14. Ba6 Rhe8 15. Rhe1 Bxa6 16. Qxa6+ Kb8 17. Qe2 e5 18. Kb1 e4 19. Nh4 Bf4 20. Bxf4 Qxf4 {0-1 (48) Ortiz Suarez,I (2609)-Vachier Lagrave,M (2719) Tromsoe 2013}) 12. Qe2 a6 { LiveBook: 4 Games} 13. d5 {[#]} (13. Bc3 $11 {keeps the balance.}) 13... e5 $146 ({Black should play} 13... Nf6 $1 $17) ({Predecessor:} 13... Nf6 14. c4 Bd7 15. O-O-O O-O-O 16. Bc3 exd5 17. Bxf6 gxf6 18. cxd5 c4 19. Bc2 {1/2-1/2 (46) Sofronie,I (2473)-Cosma,I (2472) Targoviste 2001}) 14. Nh4 Nf6 15. c4 O-O {...e4 is the strong threat.} 16. Bf5 b5 17. b3 bxc4 18. bxc4 e4 19. Bxc8 { [#] Black must now prevent Bh3.} Be5 20. Rb1 (20. Rd1 $1 $15 Qxc8 21. Rb1) 20... Raxc8 (20... Qxc8 $17 21. g3 Qh3) 21. Nf5 Rb8 22. Rb3 Rxb3 23. axb3 Rb8 24. Qd1 Qd7 ({Of course not} 24... Bxh2 $6 25. g3 $14) 25. g4 h5 26. h3 g6 27. Nh6+ Kg7 $1 28. Be3 Qb7 $36 {[%mdl 2048] Keeping White busy.} 29. g5 $2 { [%mdl 8192]} (29. O-O $17 {is a better chance.}) 29... Nd7 $19 30. O-O Qxb3 31. Qe2 Qb2 32. Qd1 {If only White now had time for Qa4....} Rb3 {aiming for ... Rxe3!} 33. Re1 Qc3 34. Qe2 Qd3 35. Qxd3 exd3 ({Not} 35... Rxd3 36. Rb1 $17) 36. f4 (36. Bd2 $142 Rb2 37. Be3) 36... Bc3 37. Rd1 a5 {[%cal Ba6a5,Ba5a4][%mdl 32] } 38. Rxd3 a4 {Threatens to win with ...a3.} 39. Kg2 Bb2 40. Rxb3 axb3 { [%mdl 4096] Endgame KBN-KBN} 41. Kf3 Bd4 42. Bc1 b2 43. Bxb2 Bxb2 44. Ke4 Bc1 45. d6 Nb6 46. h4 Bd2 47. f5 Be1 48. fxg6 fxg6 {Precision: White = 18%, Black = 79%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Zou, Chen"] [Black "Dao, Thien Hai"] [Result "1/2-1/2"] [ECO "B90"] [WhiteElo "2291"] [BlackElo "2474"] [Annotator "TA"] [PlyCount "44"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 33,44,26,30,34,35,23,20,23,16,22,16,10,52]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} b5 12. g5 Nh5 13. Nd5 Bxd5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 14. exd5 f5 15. gxf6 Rxf6 (15... Bxf6 16. Na5 Qc7 17. Nc6 Nf4 18. c4 bxc4 19. Bxc4 a5 20. a3 Nb6 21. Bb3 {1/2-1/2 (31) Hracek,Z (2613)-Dziuba,M (2584) Czech Republic 2017}) 16. Na5 Qe8 17. Nc6 Nf4 {LiveBook: 3 Games} 18. Re1 Bf8 19. Bxf4 Rxf4 { [#]} 20. Qxf4 $1 {[%mdl 512]} exf4 {[%cal Re8e1]} 21. Rxe8 Rxe8 22. Bh3 $146 Nb6 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Abelgas, Roel"] [Black "Karthikeyan, P.."] [Result "0-1"] [ECO "A61"] [WhiteElo "2273"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "98"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 30,98,-9,-30,-15,-28,-17,-20,0,-30,-35,-25,-26,-78,-71,-101,-97,-117, -79,-77,-76,-134,-128,-301,-309,-270,-308,-288,-313,-315,-314,-278,-300,-286, -275,-262,-250,-276,-257,-258,-139,-139,-134,-141,-133,-384,-432,-402,-430, -379,-427,-392,-424,-415,-418,-420,-419,-419,-413,-401,-378,-441,-441,-544, -545,-782,-760,-816,-809,-852,-835]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Ne5 13. Nxe5 Rxe5 14. e4 Re8 {A64: Modern Benoni: Fianchetto Variation: 9.. .Nbd7 10 Nd2 a6 11 a4 Re8} 15. h3 (15. Qc2 Rb8 16. Rb1 Qc7 17. b3 b5 18. axb5 axb5 19. Bb2 b4 20. Na4 Nd7 21. Bxg7 Kxg7 22. Nb2 {1/2-1/2 (42) Javakhishvili, L (2486)-Matlakov,M (2695) Caleta 2015}) 15... Rb8 16. a5 {LiveBook: 3 Games} b5 {White must now prevent ...b4.Black has an edge.} 17. axb6 $1 Qxb6 18. Qa4 $146 ({Predecessor:} 18. Ra2 Qb3 {1/2-1/2 (18) Johansson,P (1935)-Niebuhr,G (1931) Radebeul 2016}) 18... Nd7 {[%cal Bf6d7,Bd7e5,Be5c4,Bc4b2][%mdl 32]} 19. Bf4 Re7 20. Rfd1 Ne5 21. Bg5 (21. Ra2 $11) 21... Ra7 22. Be3 Bd7 23. Qc2 { With the idea b4!} Nc4 (23... Qxb2 $6 24. Rab1 $11) 24. Bf4 Qb3 $36 {[%mdl 2048] Black is on the roll.} ({Not} 24... Qxb2 $2 25. Rab1 $18) 25. Qxb3 (25. Rdc1 $142) 25... Rxb3 $17 26. Na4 $2 (26. e5 $17) 26... Rb4 $19 ({Inferior is} 26... Nxb2 27. Nxb2 Bxb2 28. Ra2 $15) 27. Nc3 Nxb2 ({Don't take} 27... Rxb2 28. Bf1 $17) 28. Rdc1 Nd3 29. Bxd6 {If only White now had time for Rc2....} Nxc1 30. Rxc1 Bf8 31. Bf4 a5 $1 {[%cal Ba6a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 32. d6 Be6 33. e5 a4 34. Be3 Rc4 ({Better is} 34... Ra5 $19 35. Rd1 Rb8) 35. Bf1 $17 {[#]} Rxc3 $1 {[%mdl 512]} 36. Rxc3 a3 37. Rc1 $2 {[%mdl 8192]} (37. Rxc5 $17 a2 38. Bd4) 37... a2 $19 38. Ra1 Rb7 39. Bd3 Bg7 40. f4 {[#]} f6 $1 {[%cal Bf7f6, Bf6e5][%mdl 32]} 41. Be4 Rb8 42. g4 {f5 is the strong threat.} fxe5 43. f5 gxf5 44. gxf5 Bb3 45. Bxc5 Bf8 {Black is clearly winning.} 46. Kh1 Rd8 47. Rg1+ Kf7 48. Bf3 Bxd6 49. Be3 Rg8 {Precision: White = 33%, Black = 82%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.10"] [Round "2"] [White "Le, Huu Thai"] [Black "Nguyen, Duc Hoa"] [Result "1/2-1/2"] [ECO "B44"] [WhiteElo "2223"] [BlackElo "2463"] [Annotator "TA"] [PlyCount "104"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,104,0,0,0,0,27,-22,-31,-13,-17,-29,-14,-18,-9,-13,0,-33,-6,-6,0,0,8, 0,1,4,14,12,12,13,12,13,18,0,0,0,0,0,0,-2,0,0,0,0,-7,0,0,-12,-33,-33,-21,-32,0, 0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 e6 2. Nf3 c5 3. e4 cxd4 4. Nxd4 Nc6 5. Be3 Nf6 6. Nc3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. Nxc6 {B45: Sicilian Four Knights} Nxe3 10. Nxd8 Nxd1 11. Rxd1 Kxd8 12. Bxh7+ { LiveBook: 3 Games} Ke7 13. Be4 Rh4 14. Bf3 $146 (14. Rd4 {seems wilder.} Ba5 15. Ra4 Bxc3+ 16. bxc3 e5 17. f3) ({Predecessor:} 14. Rd4 Bxc3+ 15. bxc3 e5 16. Ra4 b5 {1-0 (53) Sequera Paolini,J (2427)-Trujillo Villega,P (2223) San Felipe 2008}) 14... Bxc3+ 15. bxc3 Ra4 16. Ra1 e5 17. Bd5 Be6 18. Bxb7 Rd8 19. O-O Rd2 {[%mdl 1024] Black has compensation.} 20. Rfc1 Kd6 21. a3 Kc5 22. f3 f6 { [%cal Bf7f6,Bf6f5,Bf5e4,Be4e3][%mdl 32]} 23. Be4 {Threatening Rcb1.} f5 24. Bd3 e4 25. fxe4 fxe4 26. Bf1 Bd5 27. h4 e3 28. Re1 Re4 {[#] aiming for ...e2.} 29. Be2 Rf4 {Strongly threatening ...Rf2.} 30. Rad1 Rxc2 31. Rd3 Rf2 32. Rxe3 Rxg2+ 33. Kf1 {[#] Threatens to win with Re5.} Rh2 34. Kg1 Rh1+ ({Resist} 34... Rxh4 35. Rg3 $17) 35. Kf2 {White wants to play Rxh1.} Rxh4 36. Kg3 Ra4 37. Rd1 { The position is equal.} Bc6 38. c4 Ra2 39. Rdd3 Rb2 40. Re5+ Kb6 41. Rc3 Rd2 42. Bg4 Rd4 43. Be2 Re4 44. Rb3+ Kc7 45. Rxe4 Bxe4 $11 {[%mdl 4096] Endgame KRB-KRB} 46. Kf4 Bc2 47. Rc3 Bb1 48. Rb3 Ba2 49. Rg3 Kb6 50. Rxg7 Rxa3 51. Ke4 Rh3 52. c5+ Kxc5 {Precision: White = 77%, Black = 55%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Le, Quang Liem"] [Black "Llaneza Vega Marcos"] [Result "1-0"] [ECO "B33"] [WhiteElo "2736"] [BlackElo "2430"] [Annotator "TA"] [PlyCount "129"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 31,129,30,36,57,54,41,50,57,86,84,68,78,89,80,98,103,86,101,83,39,98,65, 96,85,84,87,87,80,83,78,91,91,94,89,79,79,111,112,230,139,139,131,131,131,139, 131,139,139,138,131,123,87,112,91,126,122,122,121,114,112,114,119,114,114,114, 113,108,73,113,110,115,115,160,160,184,167,268,272,359,352,358,347,331,279,330, 278,275,274,248,229,239,235,342,328,1187,910,1135,1132,29951,1028]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 Rb8 13. b3 a5 14. g3 {[%cal Bg2g3,Bg3f4] [%mdl 32]} O-O 15. Bg2 Bg5 16. O-O Be6 {LiveBook: 14 Games. B33: Sicilian: Pelikan and Sveshnikov Variations} 17. f4 (17. h4 Bh6 18. Kh2 Ne7 19. Nxe7+ Qxe7 20. Bh3 Qc7 21. Qe2 Qc5 22. Rad1 a4 23. Kg2 Ra8 24. Rd3 axb3 25. axb3 { 1/2-1/2 (145) Alekseenko,K (2563)-Dubov,D (2666) Sochi 2017}) 17... exf4 18. gxf4 Bh4 {White is slightly better.} 19. Kh1 Rc8 $146 ({Find the theoretical novelty and annotate with similar games:} 19... Ne7 20. Nxe7+ Qxe7 21. Nd4 { 1/2-1/2 (30) De Groote,E (2191)-Kuipers,S (2343) Venlo 2009}) 20. Qd3 Bxd5 21. Qxd5 Qb6 22. Rad1 (22. Qxd6 $2 Rfd8 $19) 22... Rcd8 23. Qb5 Qc7 24. Ne3 Ne7 25. Rd3 {[#] And now Qh5 would win.} f5 (25... g6 $14) 26. exf5 Rb8 27. Nd5 Qa7 28. Nxe7+ Bxe7 29. Qd5+ Kh8 30. Re1 Bh4 31. Re2 a4 32. Bf3 {[%cal Bg2f3,Bf3h5, Bh5g6][%mdl 32]} ({Stronger than} 32. Qxd6 axb3 33. Qd7 Qxd7 $17) 32... Rbd8 33. Kg2 h6 34. Bh5 Qc5 (34... Bf6 $16 35. Rd1 Bh4) 35. Bg6 ({Resist} 35. bxa4 $6 Rxf5 36. Qxc5 Rxc5 $16) 35... Qa7 36. Qe4 axb3 37. axb3 ({Don't play} 37. Rxb3 Qc5 $14) 37... Qa1 38. Qb7 Qc1 39. Qf3 Bf6 40. Ra2 {[%cal Be2a2,Ba2a7, Ba7e7][%mdl 32]} Qb1 41. Ra7 Qb2+ 42. Kh3 Bd4 43. Re7 Bc5 44. Qg2 Qa1 45. Qe2 Ra8 46. Qe1 Qb2 47. Re2 Qf6 48. Re6 Qb2 49. Qd2 Qa1 50. Re1 Qf6 51. Kg4 Ra1 52. Re6 Rg1+ 53. Rg3 Rxg3+ (53... Qa1 $142 54. f6 gxf6) 54. hxg3 $18 Qc3 55. Qd1 Bf2 56. Qf3 Bc5 57. Re7 Bd4 58. Rd7 Bc5 59. Qe2 Qa1 60. Re7 $40 {[%mdl 128] White goes for the king.} Qd4 61. Re4 Qf6 (61... Qg1 $142 62. Re8 d5 63. cxd5 Qb1 64. Rxf8+ Bxf8) 62. Re8 Kg8 $2 {[#]} (62... d5 63. Re5 Ra8 64. Rxd5 Qf8) 63. Qe4 Kh8 64. Qc6 Kg8 65. Qc8 {Precision: White = 81%, Black = 31%.} (65. Qa8 $142 d5 66. Qxd5+ Kh8 67. Qxc5 Rxe8 68. Bxe8 g6 69. Bxg6 Kg8 70. Qxb4 h5+ 71. Kxh5) 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Gordievsky, Dmitry"] [Black "Santiago, Yago De Moura"] [Result "1-0"] [ECO "A04"] [WhiteElo "2630"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "151"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,151,23,28,20,35,39,33,109,55,58,54,68,68,61,61,62,60,92,83,77,74,75, 57,92,95,99,88,147,77,72,72,69,36,46,0,110,102,95,119,97,110,108,96,75,0,0,0,0, 0,0,-270,-318,-285,118,102,99,106,180,189,186,171,214,196,317,191,189,197,282, 271,293,292,285,262,311,308,349,323,355,280,374,327,370,374,355,366,337,266, 265,256,247,210,210,179,187,210,203,195,437,619,593,600,1198,974,1258,1114, 1414,1081,1366,1356,3190,2534,1558,1408,5097,5320,2314,1681,6191,6175,1559, 1374,1373,1352,1289,1192,1145,1001,29976,29977,29976,29976,29978,29979,29975, 29978]} 1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. O-O d5 5. c4 Bd6 6. d3 O-O 7. Nc3 dxc4 {A10: English Opening: Unusual Replies for Black} 8. dxc4 Nc6 9. Nb5 (9. e4 e5 10. Bg5 fxe4 11. Nd2 Be7 12. Ndxe4 Nxe4 13. Qxd8 Bxd8 14. Nxe4 Nd4 15. Bxd8 Rxd8 {1/2-1/2 (60) Inarkiev,E (2707)-Grischuk,A (2761) Geneva 2017}) 9... e5 10. Nxd6 {LiveBook: 4 Games} cxd6 11. b3 Qe7 12. Ba3 Ne4 $146 (12... Rd8 $1 $14 ) ({Predecessor:} 12... Rd8 13. Qd2 Ne4 14. Qb2 a5 15. Nd2 {1-0 (33) Shengelia, D (2587)-Steadman,M (2309) Khanty-Mansiysk 2010}) 13. e3 (13. Nh4 $16) 13... a5 $14 14. Nd2 {[%cal Bf3d2,Bd2b1,Bb1c3][%mdl 32]} Nc5 15. Nb1 Be6 16. Nc3 Rad8 17. Qe2 e4 18. f3 exf3 19. Bxf3 Ne5 20. Bg2 Qg5 21. Rad1 Ne4 22. Bb2 Nc5 (22... h6 $142) 23. Rf4 (23. Nb5 $142 $1) 23... Bf7 $16 24. Qf1 Bh5 25. Rd2 Ng6 26. Rfd4 Ne4 (26... Qxe3+ $11 27. Qf2 Qe7) 27. Nxe4 fxe4 28. Qe1 Bf3 29. Rd5 Qg4 30. h3 Qe6 31. Rxa5 (31. Bf1 $16) 31... Bxg2 $11 32. Kxg2 Rf3 33. Kh2 Rdf8 { And now ...Rf1 would win.} 34. Rad5 $2 {[%mdl 8192]} (34. Rg2 $1 $11 {and White is okay.}) 34... Rf1 $19 35. Qe2 Ne5 $2 (35... R8f3 $19 36. Qg2 Qf7 37. Rxd6 R3f2 38. Rd8+ Nf8 39. Rxf2 Rxf2) 36. Bxe5 $1 $16 dxe5 37. Rd8 $36 { [%mdl 2048] Qxf1 is the strong threat. White is in control.} R1f3 {[#]} (37... Qf6 $16) 38. Rxf8+ $1 $18 Kxf8 {[%mdl 4096] Endgame [#] KQR-KQR} 39. Rd8+ $1 Ke7 40. Qd2 Rxe3 (40... b6 $142 41. Rd5 Rf1) 41. Qxe3 Kxd8 42. Qxe4 {KQ-KQ} Kc7 (42... Qd6 {was called for.} 43. Qxb7 Qd2+ 44. Qg2 Qd3 45. Qd5+ Qxd5 46. cxd5 Kd7) 43. Qxh7 Qf6 44. Kg2 Qc6+ 45. Kf2 Qf6+ 46. Ke2 Kb8 47. Qe4 Ka8 48. a4 { [%cal Ba2a4,Ba4a5][%mdl 32]} Qd6 49. Qd5 Qf6 50. a5 e4 51. Qxe4 Qb2+ 52. Kf3 Qxb3+ 53. Kf4 {aiming for a6.} Qa2 54. Qe8+ Ka7 55. Qe3+ Ka8 56. Qc3 Qf2+ 57. Kg5 Qf7 $2 (57... Qc5+ 58. Kg6 Qd6+ 59. Kxg7 Qd7+ 60. Kg6 Qxh3) 58. h4 (58. g4 $142) 58... Qf8 59. Kg6 Qe7 60. Qxg7 Qe4+ 61. Kh6 Qxc4 62. Qe5 Qc1+ 63. Kh5 Qd1+ 64. g4 Qf3 65. Qf5 Qd1 66. Kg6 Qd6+ 67. Qf6 Qd3+ 68. Kh6 Qc4 69. Kh5 Qe2 70. Qh8+ Ka7 71. Qd4+ Ka8 72. Qf6 Qd1 73. a6 {White mates.} bxa6 74. Qxa6+ Kb8 75. Qf6 Ka8 76. Kh6 {Precision: White = 77%, Black = 36%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Aravindh, Chithambaram VR."] [Black "Karthikeyan, P.."] [Result "1/2-1/2"] [ECO "D00"] [WhiteElo "2617"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "147"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,147,1,5,11,2,13,7,-2,-13,-7,-18,-22,-52,0,-8,10,6,5,0,10,0,0,0,4,-31, -33,-41,-40,-35,-44,-25,-18,-18,-18,-48,-31,-35,-14,-74,-78,-59,-37,-43,-43, -134,-133,-120,36,39,46,50,47,43,41,37,37,36,42,39,43,27,44,48,73,0,45,23,25, 18,20,20,20,20,20,20,20,20,20,20,20,20,29,10,25,12,32,12,37,37,38,41,41,41,41, 41,41,41,41,41,54,14,24,27,28,28,32,32,36,36,38,36,36,37,97,97,201,67,67,67,67, 67,67,67,67,67,67,67,84,84,84,67,67,67,67,67,67,67,67,-369]} 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. dxc5 (4. Nd2 Nc6 5. c3 Bf5 6. Ngf3 e6 7. Be2 Bd6 8. dxc5 Bxc5 9. Nd4 Bg6 10. Qa4 O-O 11. Nxc6 bxc6 12. Qxc6 Rc8 13. Qa4 Re8 14. O-O e5 {0-1 (57) Le,Q (2737)-Ding,L (2777) Riadh 2017}) 4... Qa5+ 5. c3 Qxc5 6. Nf3 {LiveBook: 4 Games. D00: 1 d4 d5: Unusual lines} g6 7. a4 $146 ({Predecessor:} 7. Be2 Bg7 8. O-O O-O 9. Nbd2 Nc6 10. Ne5 Qb6 11. Qc1 Bf5 12. Nxc6 bxc6 {1/2-1/2 (34) Bucher,M (2169)-Roschina,T (2300) Winterthur 2001}) 7... Bg7 8. b4 {The position is equal.} Qb6 $1 9. Bxb8 (9. a5 {with more complications.} Qd8 10. Bb5+ Bd7 11. Be2 O-O 12. O-O) 9... Rxb8 10. Bb5+ Kf8 11. O-O a6 12. Be2 $1 Bg4 13. Nbd2 e6 14. Rc1 Ke7 15. Qb3 Ne4 {[#] White must now prevent ...Nxd2.} 16. a5 Qc7 17. Nxe4 dxe4 18. Nd4 Bxe2 19. Nxe2 Rhd8 20. Nd4 Rbc8 21. Qb1 f5 $36 { [%mdl 2048] Black is pushing.} 22. Nb3 Qc4 23. Nc5 Rc7 24. Na4 (24. Rc2 $11) 24... Rd2 $17 25. Rcd1 Bxc3 26. Rc1 Qd3 27. Qxd3 (27. Nxc3 $15 Rxc3 28. Qa1) 27... Rxd3 28. Nc5 Rxc5 $2 ({Black should try} 28... Kd6 $17 29. Nxd3 exd3) 29. bxc5 {[%mdl 4096] Endgame KRR-KRB} Kd7 30. Rb1 Kc7 31. c6 $1 {[%cal Rc6b7]} bxc6 32. Rb6 $1 Bxa5 33. Rxa6 Bb6 34. Rb1 {[%mdl 1024] White has compensation.} Bc5 35. g3 e5 36. Rc1 Bb6 37. Rb1 Bc5 38. Ra5 Rc3 39. Rb2 f4 40. gxf4 exf4 41. exf4 e3 42. fxe3 $1 Bxe3+ 43. Kg2 Bxf4 44. Ra7+ Kd6 45. Rxh7 g5 46. Rf2 Rc4 47. Kf3 Rd4 48. Rh8 c5 49. Rd8+ Ke5 50. Re2+ Kf5 51. Rf8+ Kg6 52. Re6+ Kg7 53. Ra8 Kf7 54. Rc6 {[#] Threatens to win with h4.} Bd6 55. Rb6 Ke6 56. Rg8 Kf5 57. h3 Rd3+ 58. Ke2 Rd5 59. Rd8 Ke6 60. Rb3 c4 61. Re3+ Re5 (61... Kf5 $14) 62. Rg8 $16 {aiming for Rxg5.} c3 (62... Kf5 $16) 63. Rc8 (63. Rxe5+ $18 Bxe5 64. Rxg5) 63... Rxe3+ $1 $14 64. Kxe3 {KR-KB} Bf4+ $1 65. Ke4 Bd2 66. Rc6+ Kd7 67. Kd5 { And now Rc5 would win.} Ke7 68. Ke5 Bf4+ 69. Ke4 {Hoping for h4.} Bd2 70. Kd5 Kd7 {White is slightly better.} 71. Rc4 Ke7 72. Ke5 Bf4+ 73. Ke4 Bd2 74. Rxc3 $2 {[%mdl 40960] Precision: White = 58%, Black = 58%. . An unexpected result.} (74. Kd3 $14 {keeps the upper hand.}) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Zhao, Jun"] [Black "Harsha Bharathakoti"] [Result "1-0"] [ECO "D38"] [WhiteElo "2599"] [BlackElo "2443"] [Annotator "TA"] [PlyCount "139"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,139,20,18,16,0,8,0,12,0,3,3,0,0,0,0,0,0,8,-2,0,0,0,0,14,7,7,0,14,7,7, 6,4,0,0,0,0,0,6,0,29,21,79,70,68,46,65,19,20,18,81,71,61,58,79,70,66,47,94,94, 98,102,97,26,26,33,30,9,9,0,33,0,8,8,10,14,14,6,7,0,0,0,16,0,107,81,81,81,81, 33,33,36,36,40,1839,1668,29961,29963,29954,29952,29952,8137,29963,29966,29965, 29965,29966,29968,29970,29971,29971,29970,12831,9285,4680,4626]} 1. c4 e6 2. Nc3 d5 3. d4 Bb4 4. Nf3 Nf6 5. Bg5 h6 6. Bxf6 Qxf6 7. Qb3 c5 8. cxd5 exd5 9. a3 Bxc3+ 10. Qxc3 Nd7 11. g3 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} O-O 12. Bg2 b6 13. O-O Ba6 14. Rfe1 {LiveBook: 3 Games} Rac8 15. Rad1 Rfe8 16. e3 Bb7 {[#]} 17. a4 $146 ({Find the theoretical novelty and annotate with similar games:} 17. Rc1 c4 18. a4 a6 {1/2-1/2 (64) Van Wely,L (2674) -Hracek,Z (2591) Baku 2016}) 17... Qe7 18. Rc1 Nf6 19. Nd2 Ne4 20. Nxe4 dxe4 21. Bf1 Kh7 22. b3 Red8 23. dxc5 Rxc5 24. Qb4 Re5 25. Qxe7 Rxe7 26. Red1 Red7 27. Rxd7 Rxd7 $11 {[%mdl 4096] Endgame KRB-KRB} 28. Bb5 Re7 29. Rd1 Kg6 30. Kg2 Kf6 31. Bc4 Ke5 32. g4 Bc8 33. Kg3 Be6 (33... f5 $11) 34. Bxe6 $16 fxe6 {KR-KR} 35. h4 Rf7 36. Rd4 Rf3+ 37. Kg2 {[#] Rd7 is the strong threat.} Rf7 (37... Rf4 $11 {remains equal.}) 38. Rd8 Kf6 39. Kg3 Ke5 40. b4 Rc7 41. a5 bxa5 42. bxa5 a6 43. Ra8 Rc6 44. h5 (44. Kg2 $16) 44... Rd6 $1 $11 45. Ra7 Kf6 $1 46. Kf4 Rd2 $1 47. Kg3 ({But not} 47. Kxe4 $6 Rxf2 48. Rxa6 Ra2 $16) 47... Rd6 48. Kf4 Rd2 $1 49. Rxa6 Rxf2+ 50. Kxe4 Rg2 $1 51. Kf3 Ra2 52. Kf4 Rf2+ 53. Ke4 {Threatens to win with Kd4.} Rg2 $1 54. Kf3 (54. Kd4 $11) 54... Ra2 $16 55. Ra7 Ra4 56. a6 g6 57. hxg6 Kxg6 58. Ra8 {[#] aiming for a7.} Kf6 59. a7 {Strongly threatening Rf8+.} Kg7 $2 {[%mdl 8192]} (59... Ke5 $14) 60. e4 $18 e5 61. Ke3 Ra3+ 62. Kd2 Kh7 63. Kc2 (63. Kc1 $142 Ra2 64. Kb1 Ra6 65. Kc2 Kg7 66. Kb3 Rb6+ 67. Kc4 Ra6 68. Kd5) 63... Kg7 64. Kb2 Ra5 65. Kb3 Ra1 66. Kc4 Kh7 67. Kd5 Ra5+ 68. Ke6 Kg7 69. Kf5 Kh7 70. Kf6 {Precision: White = 52%, Black = 55%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Rozum, Ivan"] [Black "Shyaamnikhil P"] [Result "1/2-1/2"] [ECO "D78"] [WhiteElo "2582"] [BlackElo "2394"] [Annotator "TA"] [PlyCount "66"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,66,18,18,20,24,20,4,17,5,33,33,21,27,21,-16,-18,-18,-10,-19,-10,-12, 0,-31,-31,-40,-39,-66,-66,-72,-79,-65,-47,-72,-57,-86,0,-72,0,-93,0]} 1. Nf3 g6 2. d4 Nf6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. b3 a5 8. Nc3 Ne4 9. Bb2 Bf5 10. e3 Nxc3 {D78: Fianchetto Grünfeld: 6 0-0 c6} 11. Bxc3 Be4 12. Qe2 e6 13. Rfd1 Nd7 14. Bf1 Bxf3 15. Qxf3 {[#] LiveBook: 3 Games} f5 $146 ({ Predecessor:} 15... Nc5 16. Be1 Ne4 17. a4 f5 18. Qe2 {1/2-1/2 (38) Ganguly,S (2644)-Bu,X (2711) Liaocheng 2017}) 16. Qe2 Nf6 17. Rab1 Rf7 18. a3 Bf8 19. b4 axb4 20. axb4 g5 {[%cal Bg6g5,Bg5f4][%mdl 32]} 21. h3 Ne4 22. Be1 f4 23. exf4 gxf4 24. Bg2 Qf6 $36 {[%mdl 2048] [#] ...f3 is the strong threat. Black is pushing.} 25. Rb3 Nd6 26. cxd5 exd5 27. Rf3 Bh6 28. Bd2 Re8 29. Qf1 Re4 30. Rd3 Re6 31. Rf3 {With the idea Bxf4.} Re4 ({But not} 31... Qxd4 $6 32. Bxf4 Qc4 33. Bxd6 $11) 32. Rd3 Re6 33. Rf3 $1 {Threatening Bxf4.} Re4 {Precision: White = 53%, Black = 56%.} ({Of course not} 33... Qxd4 $6 34. Bxf4 Qc4 35. Bxd6 $11) ( 33... Qg7 $17 34. g4 Rf8) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Pichot, Alan"] [Black "Tran, Minh Thang"] [Result "1-0"] [ECO "B41"] [WhiteElo "2558"] [BlackElo "2366"] [Annotator "TA"] [PlyCount "71"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,71,33,23,67,59,56,58,62,66,115,111,118,89,120,111,115,114,104,85,91, 89,120,133,147,162,156,153,150,152,205,200,229,226,213,191,198,181,229,226,235, 219,322,248,369,390,854,826,942,960,1209,690,866,837,960,961,1536,1463,2193, 2131]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 { B41: Sicilian: Kan Variation: 5 c4} Nc6 (7... O-O 8. Be2 d6 9. O-O Nbd7 10. Qc2 Bxc3 11. bxc3 Nc5 12. f3 Qc7 13. Be3 Bd7 14. Qd2 e5 {0-1 (45) Jakovenko,D (2710)-Andreikin,D (2708) Sochi 2017}) 8. Nxc6 {LiveBook: 42 Games} bxc6 9. a3 {White is slightly better.} Bxc3+ $146 ({Predecessor:} 9... Be7 10. e5 Ng4 11. Qg3 h5 12. h4 Bc5 13. Ne4 Bd4 14. Nd6+ Ke7 15. Nxf7 Bxf2+ 16. Qxf2 Nxf2 17. Nxd8 Nxh1 {0-1 (63) Lim,W (1768)-Strachan,G (1858) London 2015}) 10. Qxc3 d5 11. e5 d4 12. Qg3 Nd7 13. Qxg7 Qa5+ 14. b4 Qxe5+ 15. Qxe5 Nxe5 16. c5 Ng6 17. g3 $36 {[%mdl 2048] White is in control.} e5 {[#]} 18. Bg2 $1 {[%cal Rg2c6]} Kd7 19. O-O f5 20. Rd1 Kc7 {[#]} 21. f4 $1 {[%cal Rf4e5] And now fxe5 would win.} Be6 (21... e4 $16 {keeps fighting.}) 22. fxe5 $18 {Threatens to win with Bg5.} Rad8 23. Bg5 Rd7 24. Rd2 Re8 25. h4 Bc4 26. Re1 d3 27. Bf6 h5 (27... Nf8 {might work better.} 28. Rc1 Bb5) 28. Bh3 Rd5 (28... Be6 $142 29. Bf1 Bc4) 29. e6 f4 $2 (29... Ne7 30. Bg2 Ng8) 30. Re4 {White is clearly winning.} Bb5 31. gxf4 Ne7 32. Be5+ Kb7 33. f5 {[%cal Bf4f5,Bf5f6][%mdl 32]} Rg8+ 34. Kh2 Rf8 35. f6 Ng6 36. e7 {Precision: White = 86%, Black = 43%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Krysa, Leandro"] [Black "Karavade, Eesha"] [Result "1-0"] [ECO "D38"] [WhiteElo "2548"] [BlackElo "2391"] [Annotator "TA"] [PlyCount "133"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,133,2,10,-5,0,-17,-12,-21,-19,-28,-10,-14,-10,-10,-21,-16,0,0,0,0,0, -2,0,-24,-18,-19,-13,-18,-12,-17,-8,-15,-15,-15,-19,-13,11,-11,-6,-30,-24,-11, -20,-25,0,0,6,2,10,0,0,0,0,0,19,11,11,11,11,0,12,0,13,15,14,0,0,0,0,0,0,0,0, -16,14,14,12,11,46,60,76,76,106,80,106,0,96,0,106,91,137,150,179,177,179,179, 179,179,179,179,165,136,796,742,1297,1268,1242,1179,1179,591,12025,12059,29966, 7209,29966,0,29967,29968,29963,29968]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 Bf5 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 8. e3 Nbd7 {LiveBook: 8 Games} 9. Rc1 $146 ({Predecessor: } 9. Qb3 Ba5 10. Be2 c6 11. O-O Qb6 12. Nd2 O-O 13. Rfc1 Rfe8 14. a3 Qxb3 15. Nxb3 {1/2-1/2 (68) Wang,Y (2718)-Wojtaszek,R (2727) Huaian 2016}) 9... c6 { The position is equal.} 10. Nd2 O-O 11. Qb3 Qb6 12. Be2 Bd6 13. O-O Rfe8 14. Bg3 Bxg3 15. hxg3 Ne4 16. Ncxe4 Bxe4 17. Rc3 Nf6 18. Rfc1 Bf5 19. Qa3 Qc7 20. b4 a6 21. Qb2 Qd6 22. a4 Rec8 23. Bd1 g6 24. Bc2 Bxc2 25. R3xc2 Re8 26. Ra1 Kg7 27. Rc5 h5 28. b5 cxb5 29. axb5 Rh8 30. bxa6 bxa6 31. Nf3 Rhb8 32. Qc2 Rb6 33. Ne5 {[#] Rc7 is the strong threat.} Ra7 34. Rc1 (34. Nd3 {looks sharper.} Rab7 35. Qd1 Rb5 36. Rc2 a5 37. Qe1) 34... Nd7 35. Nxd7 Rxd7 36. Qa2 Qe6 37. Rc8 Rdd6 38. Qa4 Rb2 39. Qa3 Rbb6 40. Qc3 Qf5 41. Qc2 (41. Qc5 {keeps more tension. } Qf6 42. Qc7 Rb2 43. Rc2 Rxc2 44. Qxc2 Rd8 45. Rc6) 41... Qxc2 42. R8xc2 $11 { [%mdl 4096] Endgame KRR-KRR} Kf6 43. Kf1 Ke6 44. Ke2 Rb3 45. Kf3 Rb5 46. Rc7 Rbb6 47. g4 hxg4+ 48. Kxg4 Rb2 49. Kg3 Rbb6 50. Kg4 Rb2 $1 51. Kg3 Rbb6 $1 52. R1c2 Rb8 53. Ra7 f6 54. Kg4 Rbd8 55. Rcc7 {[%csl Ga7][%cal Rc7e7]} R8d7 56. Rxd7 Rxd7 57. Rxa6+ $18 {KR-KR} Kf7 58. Kf4 Ke7 $2 {[%mdl 8192] [#]} (58... Rb7 $16 59. g4 Rb2) 59. g4 $1 {[%cal Rg4g5]} Rb7 60. g5 fxg5+ 61. Kxg5 Rb2 62. Rf6 Re2 63. Kxg6 Rd2 64. Rf4 (64. Rf5 $142 Kd6 65. f4 Rf2 66. Re5 Rg2+ 67. Kf7 Rg4 68. f5 Rh4 69. f6) 64... Ke6 65. Rf6+ Ke7 66. Rf5 Kd6 67. f4 {Precision: White = 52%, Black = 39%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Deepan, Chakkravarthy J."] [Black "Lu Chan Hung"] [Result "1/2-1/2"] [ECO "A04"] [WhiteElo "2520"] [BlackElo "2181"] [Annotator "TA"] [PlyCount "65"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,65,-24,-20,-29,-31,-38,14,31,33,12,64,55,77,58,68,49,51,60,58,52,125, 87,83,72,66,39,107,106,94,-2,70,0,0,0,0,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. d3 d6 6. c3 Nf6 7. e4 O-O 8. Nbd2 e5 9. a4 h6 10. Rb1 {A05: Réti Opening: 1 Nf3 Nf6} (10. Nc4 Be6 11. Qe2 Qc7 12. Nfd2 Rad8 13. a5 d5 14. exd5 Nxd5 15. Ne4 b6 16. axb6 axb6 17. Re1 Qd7 18. Na3 Bg4 19. Qc2 {1/2-1/2 (50) Amin,B (2652)-Robson,R (2613) Antalya 2013}) 10... Be6 11. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Qd7 $146 (11... cxb4 $15 12. cxb4 a6) ({Predecessor:} 11... cxb4 12. cxb4 Rc8 13. b5 Na5 14. Ba3 Re8 15. h3 b6 16. Bb4 Nh5 17. Rc1 Nb7 {1-0 (37) Haub,T (2407)-Ledger,D (2244) Teplice 2015}) 12. b5 $11 Ne7 13. d4 Ne8 (13... exd4 $11 14. cxd4 d5) 14. Qe2 $14 Bh3 15. dxc5 Bxg2 16. Kxg2 dxc5 17. Nc4 Qe6 18. Rd1 b6 (18... Nc8 $14) 19. a5 f5 20. exf5 Rxf5 21. Ra1 Rb8 (21... Nd5 $1 $14 22. Bd2 (22. axb6 $2 Nxc3 23. Ra6 Qf7 $19) 22... bxa5) 22. axb6 $16 axb6 23. g4 ({Better is} 23. Re1 $16) 23... Rf8 (23... Rxf3 $1 $11 24. Kxf3 Nd5) 24. Nfxe5 (24. Ncxe5 $14 Nd6 25. Qa2) 24... Nd5 $11 { The position is equal.} 25. Qd3 Nec7 $1 26. Ra7 Bxe5 27. Nxe5 Qxe5 28. Qxg6+ Kh8 29. Qxh6+ Kg8 {[#] Threatens to win with ...Qe4+.} 30. Qg6+ Kh8 31. Qh6+ Kg8 {And now ...Qe4+ would win.} 32. Qg6+ Kh8 33. Qh6+ {Precision: White = 49%, Black = 37%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Saduakassova Dinara"] [Black "Abhishek, Kelkar"] [Result "1-0"] [ECO "D12"] [WhiteElo "2479"] [BlackElo "2370"] [Annotator "TA"] [PlyCount "59"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,59,22,61,-3,-9,-15,0,-7,-7,-86,-37,-29,-22,-41,-34,-59,-37,-62,-56, -77,-49,-40,-27,-55,0,0,46,0,494,499,499,493,481,487,872,864,1118,1126,1082, 812,1041,881,1205,1177]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Be2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} Nbd7 8. O-O Bd6 9. h3 Qe7 {LiveBook: 3 Games} 10. f4 $146 (10. c5 $14 Bc7 11. Nxg6 hxg6 12. b4) ({ Predecessor:} 10. Bd2 dxc4 11. Nxg6 hxg6 12. Bxc4 Nb6 13. Bb3 e5 14. a4 a5 { 1/2-1/2 (44) Georgiev,K (2624)-Motylev,A (2656) Tallinn 2016}) 10... Ne4 $11 11. Nxg6 hxg6 12. Nxe4 dxe4 13. d5 (13. b4 $11 {keeps the balance.}) 13... exd5 14. cxd5 c5 15. Bd2 g5 16. Bc3 O-O-O 17. Bg4 gxf4 18. exf4 {[%cal Be3f4,Bf4f5, Bf5f6][%mdl 32]} Rhe8 19. Ba5 b6 20. Bc3 g6 ({Better is} 20... Kb8 $15) 21. f5 $36 {[%mdl 2048] [#] fxg6 is the strong threat. White has the initiative.} e3 22. Qa4 {And now Qc6+ would win.} Kb8 $2 {[%mdl 8192]} (22... gxf5 $11 23. Rxf5 Kb8) 23. f6 $18 {White is clearly winning.} Qe4 24. Bxd7 e2 25. Rf3 c4 (25... Qxa4 $142 26. Bxa4 Re4) 26. Bxe8 Rxe8 27. Qd7 Bc5+ 28. Kh1 g5 29. d6 {[#] Threatens to win with Qc7+.} Ka8 30. Re1 {Precision: White = 38%, Black = 42%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Dao, Thien Hai"] [Black "Gara Ticia"] [Result "1/2-1/2"] [ECO "D80"] [WhiteElo "2474"] [BlackElo "2357"] [Annotator "TA"] [PlyCount "85"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,85,-15,-10,7,0,0,0,0,0,31,25,33,32,41,36,43,44,44,42,49,42,42,42,63, 42,42,42,55,42,42,42,44,45,45,49,50,33,37,33,42,42,42,42,42,31,48,19,22,15,22, 9,25,8,8,8,8,8,8,8,54,62,62,62,344,8,344,344,344,344]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Bg7 5. Bxf6 Bxf6 6. cxd5 c6 7. dxc6 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5} (7. e4 O-O 8. Nf3 cxd5 9. e5 Bg7 10. Qd2 Nc6 11. Bb5 Bg4 12. Ng1 f6 13. h3 Be6 14. exf6 Rxf6 15. Bxc6 bxc6 {1/2-1/2 (77) Nakamura,H (2792)-Kasparov,G (2812) Saint Louis 2017}) 7... Bxd4 8. cxb7 Bxb7 9. e3 Bxc3+ 10. bxc3 {LiveBook: 6 Games} Qc7 11. Rc1 $146 ({Predecessor:} 11. Bb5+ Kf8 12. Nf3 Qxc3+ 13. Kf1 Kg7 14. Rc1 Qb4 {0-1 (42) Kayonde,A (2394)-Makoto,R (2406) Johannesburg 2016}) 11... O-O 12. Nf3 Rd8 13. Qc2 Bxf3 (13... Nd7 {looks sharper.} 14. Be2 Nc5 15. O-O Be4 16. Qb2 Bd3) 14. gxf3 Nd7 15. Be2 Ne5 16. O-O Qc6 17. Kg2 Rd5 18. Qe4 Rc8 19. Rfd1 Rxd1 20. Qxc6 Rxc6 21. Bxd1 $14 {[%mdl 4096] Endgame KRB-KRN} Nd3 22. Rb1 Rxc3 23. Rb7 Ra3 24. Rxe7 Rxa2 25. Bb3 Rxf2+ 26. Kg3 {[#] Black must now prevent Bc4.} Rf1 $1 27. f4 g5 {[%cal Rg5f4]} 28. fxg5 {Strongly threatening Bc4.} Kf8 29. Rxa7 Ne5 30. Bd5 Rg1+ 31. Bg2 Kg7 32. h4 h6 33. Kf2 Rc1 34. Ra5 Rc5 35. Rxc5 Nd3+ 36. Kg3 Nxc5 37. gxh6+ Kxh6 $11 { KB-KN} 38. Kg4 Nd3 (38... f5+ $5 39. Kf4 (39. Kxf5 Kh5 $16) 39... Kg6 $16) 39. Bd5 Nf2+ 40. Kf3 Nd1 $2 {[%mdl 8192] [#]} (40... Nd3 $14) 41. e4 $2 (41. Bxf7 $18 {Threatens to win with e4.} Nxe3 42. Kxe3) 41... Nc3 $2 {[%mdl 8192]} ( 41... Kg6 $11 {and Black has nothing to worry.}) 42. Bxf7 $18 Nxe4 43. Kxe4 { [%mdl 32768] Precision: White = 58%, Black = 55%. . An unexpected result.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Laxman R.R."] [Black "Karthikeyan, Murali"] [Result "0-1"] [ECO "A46"] [WhiteElo "2457"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "58"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,58,7,-5,9,0,0,0,20,-15,0,0,0,-11,0,0,0,0,0,0,0,0,0,-100,-104,-106, -103,-162,-156,-162,-149,-169,-176,-176,-195,-172,-178,-287,-302,-324,-243, -755,-737]} 1. d4 Nf6 2. Nf3 e6 3. c3 b6 4. Bf4 Bb7 5. Nbd2 Be7 6. h3 O-O 7. e3 c5 8. Be2 Nc6 9. O-O d5 10. Ne5 {LiveBook: 9 Games. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (10. a4 Bd6 11. Bxd6 Qxd6 12. Qb3 Rab8 13. Rfd1 Rfd8 14. Bb5 Ne7 15. Ne5 a6 16. Be2 Nd7 17. Nxd7 Rxd7 { 1/2-1/2 (63) Seliverstov,V (2464)-Korotylev,A (2573) Moscow 2017}) 10... Qc8 $146 ({Predecessor:} 10... Nxe5 11. Bxe5 Nd7 12. Bg3 {1/2-1/2 (12) Mrkonjic,N (2351)-Muse,M (2391) Mali Losinj 2017}) 11. Bb5 a6 12. Bd3 {The position is equal.} b5 13. Bg5 Qc7 14. Nxc6 Qxc6 15. Nf3 Qc7 16. Ne5 Ne4 17. Bf4 Bd6 $36 { [%mdl 2048] Black has good play.} 18. f3 f6 {Strongly threatening ...c4.} 19. fxe4 dxe4 {Threatens to win with ...cxd4.} 20. Bxb5 (20. Qg4 $11 Rae8 21. Bc4 bxc4 22. Nxc4 Bxf4 23. Qxf4) 20... axb5 $17 21. Ng4 Bxf4 22. exf4 (22. Rxf4 $17 Bd5 23. a3) 22... Rfd8 $19 23. Qb3 {[#]} Qb6 $1 24. dxc5 Qxc5+ 25. Kh1 Bd5 26. Qc2 h5 27. Nf2 (27. Nh2 {is a better defense.}) 27... e3 28. Nd3 Qc4 {[#] aiming for ...Be4.} 29. Nb4 $2 (29. b3 Bxg2+ 30. Qxg2 Qxd3 31. Rae1) 29... Be4 {Precision: White = 37%, Black = 63%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Nguyen Anh Khoi"] [Black "Bogdanovich, Stanislav"] [Result "0-1"] [ECO "A41"] [WhiteElo "2435"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "54"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,54,29,26,29,21,56,51,138,137,132,131,143,136,143,143,145,133,130,0,0, 0,0,0,0,-97,-83,-106,-97,-68,-70,-489,-470,-482,-491,-484,-488,-491,-477,-739, -747,-29990,-29991,-29991,-29992]} 1. d4 d6 2. c4 e5 3. Nc3 Nd7 4. Nf3 Ngf6 5. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 6. Bh4 g5 7. dxe5 {LiveBook: 4 Games. A54: Old Indian Defence with Nf3, but without e4} dxe5 8. Bg3 e4 $146 ({ Predecessor:} 8... Qe7 9. e3 c6 10. Qc2 Bg7 11. Bd3 Nh5 12. Bf5 Nb6 13. Nd2 Bxf5 14. Qxf5 Qd7 15. Qxd7+ Kxd7 {1/2-1/2 (78) Shariyazdanov,A (2539)-Varavin, V (2406) Nizhnij Novgorod 1999}) 9. Nd4 {Ndb5 is the strong threat.White is slightly better.} Bb4 (9... Nh5 $1 $14) 10. Qb3 Qe7 11. a3 Nc5 12. Qxb4 a5 13. Qb5+ Bd7 14. Nf5 $1 {[%cal Rf5e7]} Qf8 15. Nd6+ (15. Ng7+ $16 Kd8 16. Rd1) 15... cxd6 $11 16. Qb6 Ra6 $1 $36 {[%cal Ra6b6,Ba8a6,Ba6c6,Bc6c8,Bc8c4][%mdl 2080] Black has good play.} 17. Qc7 {Black must now prevent Nb5.} Rc6 18. Qxa5 (18. Qb8+ $1 $11 Ke7 19. Qxf8+ Rxf8 20. e3) 18... Nb3 $17 19. Qa8+ Rc8 20. Qxb7 Nxa1 21. Nb5 $2 {[%mdl 8192]} (21. e3 $1 $15 Qe7 22. Be2) 21... e3 ({Don't go for} 21... Nc2+ $2 22. Kd1 $18) 22. Nxd6+ {[#]} Qxd6 $3 {[%mdl 512]} 23. Bxd6 Rxc4 {[%cal Rc4c1]} 24. fxe3 {[#] Hoping for Kf2.} Ne4 $1 {[%cal Rc4c1]} 25. Qb8+ (25. Qa8+ $142 Bc8 26. Qxe4+ (26. Kd1 $2 Nb3 $19) 26... Rxe4 27. g3) 25... Rc8 $19 26. Rg1 Rxb8 27. Bxb8 O-O {Precision: White = 44%, Black = 77%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Li, Yankai"] [Black "Wang, Hao"] [Result "0-1"] [ECO "E11"] [WhiteElo "2434"] [BlackElo "2713"] [Annotator "TA"] [PlyCount "134"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,134,-29,20,22,16,10,16,14,14,13,26,19,22,16,17,16,16,16,20,16,16,14, 18,20,14,2,17,21,25,9,19,15,18,9,15,4,10,0,0,0,22,4,6,4,6,0,7,0,0,0,8,0,0,0,0, 0,0,0,0,0,0,0,77,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-13,-157,-164, -462,-471,-699,-588,-1595,-1451,-1552,-1569,-1537,-622,-1314,-461,-1602,-1490, -1574,-1437,-4627,-4627,-4627,-4622,-29972,-29973,-29977,-29978,-29984,-29985, -29987,-29988]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d5 6. Bg2 dxc4 7. Qc2 {E04: Open Catalan: 5 Nf3} (7. O-O O-O 8. Bg5 h6 9. Bxf6 Qxf6 10. a3 Bd6 11. Nc3 Nc6 12. Rc1 e5 13. d5 Nd4 14. Nxd4 exd4 15. Ne4 {0-1 (66) Ding,L (2777) -Wang,H (2709) Huaian 2017}) 7... Bxd2+ 8. Qxd2 c6 9. a4 Ne4 10. Qc2 Nd6 11. Ne5 Na6 {LiveBook: 4 Games} 12. O-O Nb4 13. Qc3 O-O 14. Na3 Nd5 $146 ({ Predecessor:} 14... f6 15. Nexc4 {0-1 (64) Cernousek,L (2438)-Zygouris,H (2205) Caleta 2012}) 15. Qd2 Nb6 16. Rfc1 {[%cal Re5c4]} Nxa4 17. Naxc4 Nxc4 18. Nxc4 Nb6 {[%cal Ba4b6,Bb6c4,Bc4e5,Be5g4][%mdl 32]} 19. Nxa5 e5 20. Nb3 Rxa1 21. Rxa1 Re8 22. e3 g6 23. dxe5 Nc4 24. Qc3 Nxe5 25. Nd4 Qf6 26. Ra8 Ng4 27. Bf3 { Black must now prevent Bxg4.} h5 28. h4 Ne5 29. Bg2 Ng4 30. Bf3 Qe5 31. Bxg4 hxg4 32. b4 Bd7 33. Ra5 (33. Rxe8+ {keeps more tension.} Qxe8 34. Qa1 Bf5 35. Nxf5 gxf5 36. Kh2) 33... Qd6 34. Qc5 (34. Qc4 {with more complications.} b6 35. Ra6 Rb8 36. Kh2 Qf6 37. Ra2) 34... Qxc5 35. bxc5 $11 {[%mdl 4096] Endgame KRB-KRN} Kf8 36. Kf1 Re5 37. Ra8+ Ke7 38. Nb3 Be6 39. Ra7 Bc8 40. Ke2 Kd8 41. Ra5 g5 (41... Be6 $11 42. Nd4 Bd7) 42. hxg5 (42. h5 $16) 42... Rxg5 43. Nd4 Rh5 44. e4 Re5 45. Ke3 f5 46. Nxf5 Bxf5 47. Kf4 Rxe4+ 48. Kxf5 {KR-KR} Rc4 49. Ra8+ Kc7 50. Re8 Rxc5+ 51. Kxg4 b5 52. Re4 Rc1 {White should prevent ...c5.} 53. Kf3 (53. f4 $11 {remains equal.}) 53... c5 $1 $17 54. Ke3 $2 {[#]} (54. Ke2) 54... Rd1 $1 $19 55. Re7+ (55. Rh4 $142 b4 56. Ke2) 55... Kb6 {aiming for ...Re1+.} 56. Ke2 {[#]} Rd8 $1 57. Re6+ Ka5 58. Rc6 c4 59. f4 Rf8 (59... Kb4 $142 60. g4 Kc3) 60. Kf3 (60. g4 $142 Rxf4 61. g5) 60... Kb4 61. g4 Kc3 62. Rb6 b4 { [%cal Bb5b4,Bb4b3][%mdl 32]} 63. g5 b3 64. g6 Kb2 {Black mates.} 65. Rc6 c3 66. Ke4 c2 67. f5 c1=Q {Precision: White = 38%, Black = 75%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Pascua, Haridas"] [Black "Mareco, Sandro"] [Result "1/2-1/2"] [ECO "E15"] [WhiteElo "2431"] [BlackElo "2635"] [Annotator "TA"] [PlyCount "58"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,58,40,35,10,19,28,21,10,25,19,34,0,35,26,20,22,26,33,24,12,48,30,53, 53,39,37,47,31,22,12,20,12,8,0,0,0,0,0,6,0,7,0,0,-2,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. Nbd2 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} Bd6 7. Bg2 Bb7 8. O-O O-O {LiveBook: 3 Games } 9. Qc2 $146 ({Predecessor:} 9. e4 dxe4 10. Ng5 Nbd7 11. Ndxe4 Nxe4 12. Nxe4 Be7 13. Nf6+ Bxf6 14. Bxb7 Rb8 15. Bc6 Nc5 {1-0 (27) Eljanov,P (2658)-Pedersen, N (2510) Fuegen 2006}) 9... Re8 10. Bb2 Na6 11. Rac1 Qe7 12. Rfd1 Rad8 13. Qb1 h6 14. Ne5 c5 15. e3 cxd4 16. Bxd4 Ba3 17. Bb2 Bc5 18. Qa1 Ba3 19. Bxa3 Qxa3 20. cxd5 Nxd5 21. Ndc4 Qe7 22. a3 {The position is equal.} Nc5 23. Qb1 Qc7 24. Nd3 (24. b4 {is more complex.} Na4 25. Qc2 Nac3 26. Re1 f6 27. e4) 24... Nxd3 25. Rxd3 {e4 is the strong threat.} b5 26. Nd2 Qe7 27. b4 Nb6 28. Bxb7 Qxb7 29. Rd1 Qc7 {Precision: White = 61%, Black = 55%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Diu Viacheslav"] [Black "Nguyen Ngoc Truong Son"] [Result "1/2-1/2"] [ECO "B13"] [WhiteElo "2426"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "62"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 47,62,3,7,14,14,16,16,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qxb5 Qd7 14. Nxd5+ Qxd5 15. Bg5+ f6 16. Qxd5 exd5 17. Be3 Ke6 18. O-O-O Bb4 19. a3 Rhc8+ 20. Kb1 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} Bc5 21. Rhe1 {[%cal Bh1e1,Be1e3, Be3e7,Be7g7][%mdl 32]} Bxe3 22. Rxe3+ Kd6 23. Rde1 Rc4 24. Re7 $11 {[%mdl 4096] Endgame KRR-KRR} (24. h3 Rd8 25. Re6+ Kc7 26. Rc1 Rd6 {1/2-1/2 (38) Ivanchuk,V (2779)-Giri,A (2690) Monte Carlo 2011}) 24... Rf4 {LiveBook: 5 Games. The position is equal.} 25. R1e6+ Kc5 26. Rxg7 Rxf3 27. Rxh7 Rxf2 {[#]} 28. Rf7 $146 Rb8 29. b4+ Kc4 30. Rexf6 Rxf6 31. Rxf6 Rh8 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Raghunandan, Kaumandur Srihari"] [Black "Wen Yang"] [Result "1/2-1/2"] [ECO "B07"] [WhiteElo "2412"] [BlackElo "2608"] [Annotator "TA"] [PlyCount "210"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,210,31,52,36,53,36,34,31,39,33,64,56,77,59,93,67,90,75,91,75,91,70, 69,65,88,92,111,116,135,133,100,122,117,92,123,143,146,146,135,138,120,123,119, 88,76,68,80,63,95,99,102,103,104,92,68,82,74,7,94,0,0,0,0,0,0,-45,-50,-72,-57, -50,0,0,0,0,0,-10,-9,-27,-8,-12,-21,-71,-20,-31,-17,-17,-14,-62,-57,-61,-51, -67,-34,-56,0,-68,0,-54,0,-63,-36,-37,-37,-37,-37,-90,-21,-37,-18,-18,0,-38, -13,-20,-18,-22,-11,-11,0,-29,-14,-14,-14,-14,-14,-29,-29,-30,-11,-12,-11,-11, -11,-78,-11,-12,-11,-35,-35,-35,-35,-35,-35,-35,-6,-56,-8,-8,-8,-8,-8,-8,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0]} 1. d4 d6 2. e4 {[%cal Be2e4,Be4e5][%mdl 32]} Nf6 3. Nc3 g6 4. Be3 a6 5. h3 Bg7 6. Nf3 {B07: Pirc Defence: Miscellaneous Systems} b5 (6... O-O 7. a4 Nc6 8. Be2 e6 9. O-O b6 10. d5 exd5 11. exd5 Ne7 12. Bc4 Bb7 13. Qd2 Nf5 14. Bf4 Qd7 15. Rfe1 Rfe8 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Qxe1 {1/2-1/2 (63) Caruana, F (2799)-Grischuk,A (2782) Saint Louis 2017}) 7. e5 Nfd7 8. Ng5 Nb6 {LiveBook: 4 Games} 9. Bd3 h6 $146 ({Find the theoretical novelty and annotate with similar games:} 9... O-O 10. e6 Bxe6 11. Nxe6 fxe6 12. h4 Nc4 13. Bxc4 bxc4 { 1-0 (100) Sikorsky,R (2372)-Vecek,M (2218) ICCF email 2012}) 10. Nf3 e6 11. O-O Bb7 12. a4 b4 13. Ne4 Nd5 14. Bd2 Nc6 {[%cal Rd6e5]} 15. Re1 Ra7 16. Ng3 a5 17. Qc1 Nde7 18. Bb5 Kf8 19. c3 bxc3 20. bxc3 Nb8 21. Ne4 Nd7 22. exd6 cxd6 23. Nxd6 Bxf3 24. gxf3 Nf6 25. Qa3 Kg8 26. c4 Bf8 27. Qc5 Ra8 28. Qe5 {aiming for Bxa5.} Nc6 29. Bxc6 Bxd6 30. Qe2 Rc8 31. d5 exd5 32. cxd5 Kh7 33. Rab1 Nh5 34. Rb7 Rc7 35. Rxc7 $1 Qxc7 36. Rb1 (36. Qe4 $16) 36... Bc5 {[#]} (36... Rb8 $1 $11 37. Rb5 Qc8) 37. Kg2 (37. f4 $1 $16 Rb8 38. Rxb8 Qxb8 39. Qb5) 37... Nf4+ $11 38. Bxf4 $1 Qxf4 39. Rb7 Rf8 40. Qc2 Bd6 {[%mdl 1024] Black has compensation.} 41. Qe4 {Black should prevent Qxf4.} Qh2+ 42. Kf1 Bb4 {( -> ... Qh1+)} 43. Ke2 Bc5 44. Qh4 Qg1 45. Qg3 Qc1 {White must now prevent ...Qc4+.} 46. f4 Qc4+ 47. Kf3 Qf1 $36 {[%mdl 2048] Black is more active.} 48. Rb5 Qh1+ ({ Black should try} 48... Bd6 $17 49. Rb7 h5) 49. Ke2 $1 Qe4+ 50. Kf1 Bd6 51. Qe3 Qxa4 52. Kg2 Qa1 53. Qe4 Qc3 54. Qe3 Qa1 55. Qe4 $1 Qc3 56. Qe3 Qa1 57. Qe4 $1 a4 58. Rb1 Qf6 {Strongly threatening ...a3.} 59. Bxa4 Bxf4 60. Bc6 (60. Rb4 $15 Bd6 61. Rb6) 60... Bd6 (60... Rb8 $17) 61. Rb3 Qg5+ 62. Qg4 Qf6 63. Qe4 Bc5 64. Rf3 Qg5+ 65. Qg4 Qe7 66. Qd7 Qg5+ 67. Qg4 Qd2 68. Qf4 Qxf4 69. Rxf4 {[%mdl 4096] Endgame KRB-KRB} Kg7 70. Rc4 Bd6 71. Bb7 Rb8 72. Rc6 Rxb7 73. Rxd6 {KR-KR } Rb3 74. Ra6 (74. h4 $11 {keeps the balance.}) 74... Rd3 (74... Rb5 $17) 75. Ra5 Kf6 76. Ra6+ Ke5 77. Ra7 f6 78. Re7+ Kf5 79. Rd7 h5 80. Rd8 Ke5 81. Rg8 { The position is equal.} g5 {[#] Threatens to win with ...h4.} 82. h4 $1 { [%mdl 512]} g4 (82... gxh4 83. Rh8) 83. Rh8 Kf4 84. Rxh5 Rd2 {...g3 is the strong threat.} 85. Rh6 f5 {And now ...g3 would win.} 86. Rg6 Rxd5 87. Ra6 Rd3 88. Ra4+ Ke5 89. Ra5+ Kf6 90. Ra6+ Kf7 91. h5 Rh3 92. h6 f4 {[%cal Bf5f4,Bf4f3] [%mdl 32]} 93. Ra4 f3+ 94. Kg1 Rh4 95. Ra6 $1 Kg8 96. Rg6+ Kh7 97. Rg7+ Kxh6 98. Rg8 Kh7 99. Rg5 $1 Kh6 100. Rg8 Kh5 101. Rg7 $1 Rh3 102. Rh7+ Kg5 103. Rxh3 $1 gxh3 104. Kh2 Kg4 105. Kh1 Kh4 {Precision: White = 70%, Black = 53%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Akshat Khamparia"] [Black "Xu Yi"] [Result "1/2-1/2"] [ECO "E35"] [WhiteElo "2408"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "43"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,43,0,0,0,0,0,0,0,0,-95,0,0,0,-102,0,0,0,-81]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32]} h6 7. Bh4 c5 8. dxc5 g5 9. Bg3 Ne4 10. e3 {E35: Nimzo-Indian: Classical: 4... d5 5 cxd5 exd5} Qa5 11. Nge2 Bf5 12. Be5 O-O 13. Nd4 Re8 14. Bxb8 Nxc3 { LiveBook: 12 Games} 15. Nxf5 Ne4+ 16. Kd1 {[#] aiming for Bg3.} Raxb8 17. f3 Rbc8 {[#]} 18. Nxh6+ $146 (18. fxe4 $11 dxe4 19. Nxh6+ Kf8 20. a3 Rxc5 21. Bc4) ({Predecessor:} 18. fxe4 dxe4 19. Bc4 Qxc5 20. Bxf7+ Kxf7 21. Qxc5 Bxc5 22. Rc1 Red8+ {1/2-1/2 (22) Laznicka,V (2703)-Leko,P (2720) Porto Carras 2011}) 18... Kg7 ({Black should try} 18... Kf8 $17 19. fxe4 dxe4) 19. Nf5+ Kg8 20. Nh6+ (20. fxe4 $11 {keeps the balance.} dxe4 21. Nd4 Bxc5 22. Rc1) 20... Kg7 (20... Kh7 $17 21. fxe4 Kxh6) 21. Nf5+ Kg8 22. Nh6+ (22. fxe4 $11 {remains equal.} dxe4 23. Nd4 Bxc5 24. Rc1) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Pham Chuong"] [Black "Le, Tuan Minh"] [Result "0-1"] [ECO "E00"] [WhiteElo "2393"] [BlackElo "2489"] [Annotator "TA"] [PlyCount "126"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,126,33,46,66,58,82,79,83,85,72,60,69,54,86,92,93,85,88,86,100,101, 116,106,127,103,122,104,112,109,107,110,106,72,69,58,71,47,72,66,73,40,85,66, 77,18,28,29,27,8,20,0,0,0,0,0,0,-134,-122,-168,-171,-158,-164,-162,-175,-172, -165,-177,-149,-224,-195,-183,0,-220,-220,-216,-180,-162,-143,-204,-212,-195, -198,-244,-238,-250,-235,-242,0,-235,-172,-226,-210,-220,-226,-229,-177,-227, -236,-241,-230,-229,-230,-227,-192,-322,-322,-350,-335,-379,-377,-368,-369, -358,-347,-640,-629,-628,-618]} 1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. g3 f5 5. Bg2 Nf6 6. Nf3 {LiveBook: 80 Games} b6 {A90: Dutch Defence: Miscellaneous and Modern Stonewall (with ...Bd6)} (6... Bxd2+ 7. Qxd2 Ne4 8. Qc2 d6 9. O-O O-O 10. Nc3 Nxc3 11. Qxc3 Nd7 12. e4 fxe4 13. Nd2 d5 14. cxd5 exd5 15. Qxc7 Qb4 16. Qc3 Qxc3 17. bxc3 Nf6 18. f3 Bf5 19. Rae1 exf3 20. Rxf3 {1/2-1/2 (46) Michalik, P (2579)-Chernyshov,K (2514) Pardubice 2013}) 7. Ne5 c6 8. O-O O-O {White is better.} 9. Bxb4 $146 ({Predecessor:} 9. Bg5 Ba6 10. Qc2 d5 11. b3 Qe8 12. Bxf6 gxf6 {0-1 (29) Sosunov,S (1719)-Mikhailovsky,V (2041) Omsk 2008}) 9... Qxb4 10. Qc2 Bb7 11. Nd2 Qe7 12. c5 $36 {[%mdl 2048] Black is under strong pressure.} Na6 {[%cal Rb6c5]} 13. Rac1 Rab8 14. a3 Nc7 15. Rfe1 g6 16. e3 Ncd5 17. Rb1 Ba6 18. b4 bxc5 19. dxc5 Qg7 20. f4 g5 21. Ndc4 Bxc4 22. Qxc4 h5 23. Qd4 Rb7 24. Nc4 Rbb8 25. Nd6 Qg6 26. fxg5 Qxg5 27. e4 ({Better is} 27. Bf3 $16) 27... fxe4 28. Nxe4 Nxe4 29. Rxe4 Rf5 30. Rf1 Rxf1+ 31. Bxf1 Rf8 32. Re5 Qg7 33. Be2 (33. Bg2 $11 {remains equal.}) 33... Rf4 $1 $17 {[%cal Rf4d4]} 34. Qd3 Qxe5 35. gxf4 Nxf4 36. Qg3+ Kf8 37. Bf1 Qf6 38. Qe3 Ke7 39. Qe4 (39. Qf2 $17 {might work better.}) 39... Qg5+ 40. Kh1 Qf6 41. Kg1 $1 Kd8 42. Qe3 Qf5 43. Qg3 Qe5 44. Qf3 (44. Ba6 $17 {was necessary.}) 44... Qd4+ 45. Qf2 {[#]} Qe4 $1 46. Qg3 e5 47. Qf2 Kc7 48. Qd2 Kd8 49. Qf2 $1 Qg6+ 50. Qg3 {[#] If only White now had time for Qxg6....} Qe6 $1 51. Qf2 Qb3 52. Qg3 Qd5 53. Qf2 Qd1 {White must now prevent ...Nh3+.} 54. Qe3 Qa1 55. Kf2 Qb2+ 56. Kg1 Kc7 57. Qg3 (57. Qe4 $142) 57... Qc1 58. Kf2 {[#]} a5 $1 {[%mdl 512]} 59. Qe3 (59. bxa5 Qxc5+) 59... Qb2+ 60. Kg1 axb4 61. axb4 Nd5 62. Qh6 $2 (62. Qe2 Qd4+ 63. Qf2) 62... Qd4+ $19 63. Kh1 {intending Qd6+.} Ne3 {Precision: White = 49%, Black = 74%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Vo, Thanh Ninh"] [Black "Tran, Tuan Minh"] [Result "0-1"] [ECO "E19"] [WhiteElo "2370"] [BlackElo "2522"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,76,-4,7,12,16,16,18,7,50,-127,-147,-209,-222,-210,-218,-225,-246, -393,-386,-359,-356,-330,-342,-342,-331,-510,-508,-490,-485,-469,-488,-450, -429,-529,-525,-536,-510,-779,-689,-671,-670,-783,-782,-764,-752,-706,-703, -2345,-2281,-2232,-2209,-2237,-2037,-1307,-1268]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. Nc3 O-O 7. d4 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Be3 d6 11. Rfd1 Qc7 {E19: Queen's Indian: Old Main Line with 7...Ne4 8 Qc2 Nxc3 8 Qxc3 } 12. Rac1 Nc6 {[%cal Bb8c6,Bc6d4,Bd4e2][%mdl 32] LiveBook: 3 Games} 13. a3 e5 $146 {The position is equal.} ({Predecessor:} 13... Rfd8 14. b4 cxd4 15. Nxd4 Nxd4 16. Bxd4 Bf8 17. Qe3 Rac8 18. h4 Rd7 19. Bh3 {1/2-1/2 (36) Peelen,P (2341) -Hainke,G (2299) Germany 2013}) 14. dxe5 dxe5 15. Nxe5 Bf6 16. Bf4 $2 (16. Nxc6 $1 $14 {was forced to keep a grip.} Bxc3 17. Bf4 Qxf4 18. gxf4 Bxb2 19. Ne7+ Kh8 20. Bxb7) 16... Nd4 $17 17. Bxb7 (17. Rxd4 $17 {is a better defense.} cxd4 18. Qd2 Bxg2 19. Nf3) 17... Nxe2+ $19 18. Kf1 {[#] Black must now prevent Qf3.} Nxc3 19. Rd7 Qb8 ({Worse is} 19... Bxe5 20. Rxc7 Bxc7 21. Bxc7 $11) 20. Re1 ( 20. Ng6 {was the only defense.} Qe8 21. Nxf8 Kxf8 22. Rd2) 20... Re8 {aiming for ...g5.} 21. bxc3 g5 ({Not} 21... Bxe5 22. Bxe5 Rxe5 23. Rxe5 $17) 22. Re4 Bxe5 ({Less strong is} 22... gxf4 23. Nc6 $15) 23. Bxe5 Rxe5 24. Bxa8 (24. Rxe5 $142 Qxe5 25. Bxa8) 24... Rxe4 {Black is clearly winning.} 25. Bxe4 {[%mdl 4096] Endgame [#] KQ-KRB} Qe8 $1 {[%csl LRd7,LRe4][%cal Re8d7]} 26. Bc6 Qc8 27. Ba4 Qa6 28. Bd1 Qxc4+ 29. Kg2 g4 30. h3 (30. a4 $142) 30... Qe4+ 31. Kh2 Qe1 32. hxg4 Qxf2+ 33. Kh3 Qe3 34. g5 Qxg5 35. Rxa7 Qd5 36. Ba4 Qh5+ 37. Kg2 Qe2+ 38. Kh3 b5 {Precision: White = 21%, Black = 83%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.11"] [Round "3"] [White "Sharma, Dinesh K."] [Black "Pena Gomez Manuel"] [Result "1/2-1/2"] [ECO "B47"] [WhiteElo "2247"] [BlackElo "2478"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,47,11,3,15,15,31,11,64,25,20,16,21,10,18,32,24,33,34,27,26,19,36,39, 62,23,41,16,41,18,26,19]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 bxc6 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2} (7... Qxc6 8. Bd3 b5 9. Qe2 Bb7 10. Bd2 Bc5 11. O-O-O Ne7 12. a3 O-O 13. Qh5 f6 14. Rhf1 Rf7 15. g4 b4 16. axb4 Bxb4 17. e5 f5 18. Rg1 Rc8 {0-1 (53) Saric,I (2669)-Harikrishna,P (2744) Riadh 2017}) 8. Bd3 d5 9. Qf3 Nf6 10. O-O { LiveBook: 29 Games} Bc5+ 11. Kh1 O-O 12. Bd2 Re8 $146 (12... a5 $11) ({ Predecessor:} 12... a5 13. e5 Nd7 14. Na4 Be7 15. Rae1 Nb6 16. Qh3 g6 17. Nxb6 Qxb6 {1-0 (25) Kulaots,K (2571)-Ristoja,S (2146) Jyvaskyla 2016}) 13. Rae1 Bf8 14. e5 Nd7 $1 15. Na4 c5 16. c4 Bb7 $1 17. cxd5 Bxd5 18. Be4 Bxe4 19. Qxe4 Red8 20. Rc1 Rab8 {White should prevent ...Nxe5.} 21. Be3 Qa5 {With the idea ...Rb4. } 22. b3 Nb6 23. Nxb6 Qxb6 24. Rc4 {Precision: White = 53%, Black = 38%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Wang, Hao"] [Black "Saduakassova Dinara"] [Result "1-0"] [ECO "A18"] [WhiteElo "2713"] [BlackElo "2479"] [Annotator "TA"] [PlyCount "53"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,53,30,34,25,8,9,9,5,21,12,0,54,31,32,39,55,30,21,23,31,27,112,117, 530,539,542,531,547,548]} 1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+ 11. Bd2 Qa5 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} 12. Bd3 Nc6 13. Rb1 Bxd2+ 14. Qxd2 {LiveBook: 14 Games} Rb8 {[#]} 15. Rb5 $146 ({Predecessor:} 15. Be4 Bd7 16. Ne5 Qxd2+ 17. Kxd2 Na5 18. Rb4 f6 19. Nxd7 Kxd7 {1/2-1/2 (77) Reinderman,D (2573)-Naiditsch,A (2687) Wijk aan Zee 2010}) 15... Qxd2+ 16. Kxd2 b6 17. d5 Nd8 18. Rhb1 Bd7 ({Black should play} 18... Ra8 $11) 19. Ra5 Rb7 20. Ra3 Ke7 21. Ng5 $36 {[%mdl 2048] Black is under pressure.} f6 22. Ne4 exd5 23. cxd5 Nf7 {[#]} (23... f5 $1 $11 {keeps the balance.} 24. Ng3 g6) 24. Re1 $1 $16 {Threatens to win with Nc5+.} Rc7 $2 {[%mdl 8192]} (24... Kf8 $16 {is tougher.} 25. Ba6 Rb8) 25. Ng5+ $1 $18 {White is clearly winning.} Ne5 26. f4 {[%cal Bf2f4,Bf4e5][%mdl 32]} fxg5 27. fxe5 {Precision: White = 67%, Black = 36%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Mareco, Sandro"] [Black "Akshat Khamparia"] [Result "1-0"] [ECO "E63"] [WhiteElo "2635"] [BlackElo "2408"] [Annotator "TA"] [PlyCount "69"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,69,24,39,36,44,24,14,13,12,18,11,13,44,45,71,75,72,75,108,105,141, 120,151,116,112,141,193,146,177,186,230,227,333,330,335,324,289,309,297,300, 1017,995,1015,1015,935,998,995,994,970,916,1075,1061]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. h3 Rb8 9. e4 e5 10. dxe5 { E63: King's Indian: Fianchetto: Panno Variation with 7...a6} (10. d5 Ne7 11. b4 c6 12. a4 cxd5 13. cxd5 Bd7 14. Bd2 Rc8 15. Re1 h6 16. Qb3 Ne8 17. b5 a5 18. b6 {0-1 (33) Iljin,A (2537)-Korobov,A (2708) Sochi 2015}) 10... dxe5 {LiveBook: 3 Games} 11. Be3 Be6 12. Qa4 $146 {White is slightly better.} ({Predecessor:} 12. b3 h6 13. Qc1 Kh7 14. Rd1 Qc8 15. Kh2 Rd8 16. Qb2 Rxd1 17. Rxd1 Qe8 {1-0 (49) Rasmussen,K (2447)-Arias,L (2406) Santiago de Cuba 2009}) 12... Re8 13. Rfd1 Qc8 14. Kh2 h6 15. c5 Nh5 16. Nd5 $36 {[%mdl 2048] White is pushing.} f5 17. exf5 gxf5 18. Nh4 e4 19. Rd2 Ne5 20. Qd1 Bf7 {White should prevent ...Nc4.} 21. Bf1 Nf6 22. Nf4 Nh7 (22... c6 $16) 23. Qc2 Bf6 24. Be2 Kh8 25. Bd4 Ng5 (25... Nf8 $142 26. Qc3 Kh7) 26. Rad1 Kh7 27. b4 Re7 28. Kg2 Bg7 29. Bc3 Be8 $2 {[#]} (29... Ngf3 30. Bxf3 Nxf3) 30. Rd8 $1 $18 {[%mdl 512] White is clearly winning. } Qxd8 31. Rxd8 Rxd8 32. Nxf5 Rdd7 33. h4 Ne6 34. Nxe7 Rxe7 35. Bxe5 { Precision: White = 92%, Black = 45%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Nguyen Ngoc Truong Son"] [Black "Raghunandan, Kaumandur Srihari"] [Result "1-0"] [ECO "D97"] [WhiteElo "2630"] [BlackElo "2412"] [Annotator "TA"] [PlyCount "65"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,65,0,0,0,2,-10,-10,-17,2,-22,0,0,9,0,28,29,25,25,56,11,16,0,0,0,0,0, 0,0,392,385,354,379,356,320,437,432,447,406,545,516,514,513,12827,5614]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. Be2 e5 { D97: Grünfeld: Russian System: 7 e4, replies other than 7...Bg4} 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 c6 12. d6 (12. Qc4 b5 13. Qxc6 Bd7 14. Qd6 Re8 15. Bg5 b4 16. Qxb4 Nxd5 17. Nxd5 Qxg5 {1/2-1/2 (59) Aronian,L (2799)-Vachier Lagrave,M (2804) Tbilisi 2017}) 12... Re8 {[#] LiveBook: 5 Games. ...Nxe4 is the strong threat.} 13. Qd3 {With the idea 0-0.} b5 {next ...b4 is good for Black.} 14. a3 Be6 15. f3 Bc4 16. Qd1 Bxe2 $146 17. Nxe2 Re6 18. Qc2 Qxd6 19. O-O Nd7 { [%cal Bf6d7,Bd7b6,Bb6c4][%mdl 32]} 20. Be3 c5 21. Rad1 Qc6 22. Rd5 Bf8 23. Rfd1 $36 {[%mdl 2048] White is more active.} Nb6 24. Rd8 Rxd8 25. Rxd8 {Threatens to win with Qxc5.} Re8 $2 {[%mdl 8192] [#]} (25... Rd6 $11 26. Rb8 Nd7) 26. Nd4 $1 $18 {[%cal Rd4c6][%mdl 512]} cxd4 27. Qxc6 Rxd8 28. Bd2 Nc4 29. Bg5 Rb8 30. b3 Nxa3 31. Qc7 {White is clearly winning.} Re8 32. Qd7 Re6 (32... Re5 $142 33. Qd8 Rxg5) 33. Qc8 {Precision: White = 79%, Black = 56%.} (33. Qd8 $142 Kg7 34. Bh6+ Kxh6 35. Qxf8+ Kh5 36. Qxa3) 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Wen Yang"] [Black "Vogt, Lothar"] [Result "1-0"] [ECO "A49"] [WhiteElo "2608"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "29"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,29,36,36,95,87,143,145,218,250,295,285,283,273,275,276]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 e5 7. dxe5 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} Nfd7 (7... dxe5 8. Ba3 Re8 9. Qxd8 Rxd8 10. Nc3 Nc6 11. Rad1 Bf5 12. Nh4 Bd7 13. e3 a6 14. Nd5 Nxd5 15. Bxd5 Be8 16. Nf3 { 1/2-1/2 (63) Sargissian,G (2672)-Onischuk,V (2637) Riadh 2017}) 8. Bg5 Qe8 9. Nc3 {[#] LiveBook: 8 Games. And now Nd5 would win.White is slightly better.} Nxe5 (9... dxe5 $14 10. Nd5 Na6) 10. Nd5 $16 Nxf3+ ({Better is} 10... Na6) 11. exf3 {[%cal Be2f3,Bf3f4][%mdl 32]} Qe5 {[#]} (11... f6 $16 {keeps fighting.}) 12. Qd2 $1 $18 ({Not} 12. Nxc7 Qxg5 13. Nxa8 Qd8 $17) 12... Na6 13. f4 { White has a decisive advantage.} Qd4 $146 ({Predecessor:} 13... Qxa1 14. Rxa1 Bxa1 15. Ne7+ Kh8 16. c3 f6 17. Bxf6+ Rxf6 18. Qd4 Kg7 19. Nd5 {1-0 (19) Grabert,R (2187)-Kordts,W (2167) Bayern 2003}) 14. Qxd4 Bxd4 15. Rad1 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Karthikeyan, Murali"] [Black "Pichot, Alan"] [Result "1-0"] [ECO "B30"] [WhiteElo "2592"] [BlackElo "2558"] [Annotator "TA"] [PlyCount "103"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,103,8,8,7,2,0,12,0,0,3,21,4,20,0,0,0,56,52,64,63,56,56,70,65,60,60,77, 80,66,73,64,60,85,72,109,95,111,80,91,41,60,78,60,33,37,-29,-28,-21,-34,-9,143, 127,149,150,161,154,151,147,148,149,147,135,166,154,155,158,168,95,77,84,162, 41,41,29,29,29,41,48,48,48,148,8,148,112,148,0,0,0,1103,1103,1090,977,900,643, 4631,2527]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 (5. e5 Nxb5 6. Nxb5 Nd5 7. Ng5 f6 8. Qf3 e6 9. Ne4 Qb6 10. Nbd6+ Bxd6 11. Nxd6+ Ke7 12. Qg3 Rg8 13. d3 fxe5 14. Nc4 Qc7 15. Nxe5 d6 {1-0 (49) Grischuk,A (2772)-Korobov,A (2652) Huaian 2017}) 5... Qa5 6. e5 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} Ne4 {Threatens to win with ...Nxc3.} 7. Bb3 Nxb3 8. cxb3 {The position is equal.} Nxc3 $1 9. dxc3 Qa6 10. Bf4 b6 11. Ng5 $146 ({Predecessor:} 11. c4 g6 12. O-O Bg7 {1-0 (31) Ventimiglia,C (1935) -Fages,J (1895) IECG email 2004}) 11... Qb7 12. Qd3 ({Reject} 12. e6 f6 $17) 12... h6 (12... Qxg2 $11 13. O-O-O Qg4) 13. Ne4 $14 g5 14. Bg3 $36 {[%mdl 2048] White has some pressure.} Qc6 15. O-O-O Bb7 16. Rhe1 {Nd6+! is the strong threat.} O-O-O 17. Kb1 Rg8 18. b4 ({But not} 18. e6 $6 fxe6 19. f3 Bg7 $15) 18... h5 {aiming for ...h4.} 19. h3 h4 20. Bh2 $1 g4 21. bxc5 gxh3 22. gxh3 Bh6 23. f3 b5 24. Rg1 a6 25. Qd4 Qe6 26. Rg4 Rxg4 27. fxg4 (27. hxg4 $14 Bc6 28. b3 ) 27... f5 $1 $11 {[%cal Rf5e4]} 28. c6 Bxc6 29. Nc5 Qg6 $2 (29... Qc4 $1 $11 30. Qxc4 (30. gxf5 Qxd4 31. cxd4 Bg2 $15) 30... bxc4 31. gxf5 Rf8) 30. Ka1 $1 $16 fxg4 31. Nxa6 {White threatens Qb6 and mate.} Qc2 32. Nb4 Qe4 {Strongly threatening ...Qxd4.} 33. Nxc6 Qxc6 34. Qxg4 Be3 35. Qxh4 Qf3 {[%cal Rf3d1]} 36. Rb1 e6 37. Bg1 Qf4 38. Qxf4 (38. Qh5 $18) 38... Bxf4 $18 {[%mdl 4096] Endgame KRB-KRB} 39. Bd4 Rh8 (39... d6 $16) 40. Rf1 (40. Rh1 $1 $18) 40... Rxh3 $14 41. a4 Be3 42. Bxe3 Rxe3 43. axb5 Rxe5 $11 {KR-KR} 44. c4 Re4 $1 {[%cal Re4c4] [#]} 45. b3 ({Only move:} 45. Rc1 $1 $16) 45... Re2 (45... d5 $1 $11 { remains equal.}) 46. Rf8+ Kc7 47. c5 ({White should play} 47. Ra8 $16) 47... Rc2 48. b4 {Hoping for b6+.} Rc4 $2 {[%mdl 8192]} (48... e5 $11) 49. b6+ $18 { White is clearly winning.} Kb7 {[#]} 50. Rd8 $1 {[%cal Rd8d7]} Rd4 51. Kb2 Rxb4+ 52. Kc3 {Precision: White = 68%, Black = 55%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Bogdanovich, Stanislav"] [Black "Gordievsky, Dmitry"] [Result "0-1"] [ECO "B40"] [WhiteElo "2560"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "122"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,122,-2,-11,-17,-16,0,0,7,-29,-7,-31,27,20,20,20,29,22,22,20,20,20,28, 20,20,20,30,25,20,27,27,33,36,0,0,0,0,-43,-39,-31,10,9,4,0,0,0,0,0,0,0,0,-471, -493,-981,-980,-975,-880,-845,-395,-323,-400,-398,-398,-398,-398,-398,-398, -398,-398,-417,-421,-421,-343,-412,-402,-326,-309,-750,-735,-670,-414,-673, -673,-691,-673,-3602,-2186,-2489,-424,-4938,-4702,-2493,-1603,-29958,-29960, -29965,-29966,-29965,-29968,-29967,-29968,-29968,-29966,-29967,-29967,-29960, -29940,-12808,-6930]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 d5 6. Qe2 Be7 7. e5 {C00: French: Unusual White 2nd moves} (7. O-O O-O 8. e5 Nd7 9. c4 d4 10. Re1 Rb8 11. h4 b5 12. cxb5 Rxb5 13. Na3 Rb8 14. Nc4 Nb6 15. b3 Nxc4 16. bxc4 Rb6 17. Ng5 {1-0 (32) Carlsen,M (2837)-Ding,L (2774) Saint Louis 2017}) 7... Nd7 8. c4 d4 9. h4 {LiveBook: 4 Games. The position is equal.} h6 10. Bf4 b6 11. Nbd2 Bb7 12. h5 $146 ({Predecessor:} 12. Ne4 Nf8 13. h5 Qd7 {0-1 (59) Berger,S (2420)-McGowan,D (2120) Berlin 2015}) 12... Qc7 13. g4 f6 (13... a6 $15) 14. O-O-O fxe5 {[#]} 15. Nxe5 $1 {[%mdl 512]} Ndxe5 (15... Ncxe5 16. Bxb7) 16. Bxe5 Nxe5 17. Bxb7 Nxd3+ 18. Qxd3 Qxb7 19. Qg6+ Kd7 $1 20. Rhe1 Qc6 {[#]} 21. Nf3 $1 {[%cal Bd2f3,Bf3e5,Be5f7][%mdl 544]} Qd6 (21... Qxf3 22. Qxe6+) 22. Ne5+ ({Much weaker is} 22. Qxg7 Qf4+ 23. Re3 Qf6 $15) 22... Kc7 23. Kb1 Rhg8 $1 24. Nf7 Qd7 $1 25. Rxe6 Bf6 $1 26. Rde1 Rae8 27. Ng5 $1 {[%cal Re6e8]} Rd8 28. Nh7 d3 $132 {[%mdl 2048] Black has counterplay} 29. Nxf6 gxf6 30. Qxf6 { Strongly threatening Re7.} d2 31. Rd1 Qd3+ 32. Ka1 Rxg4 {And now ...Rg1! would win.} 33. a3 $2 {[%mdl 8192]} (33. Re7+ $1 $11 {and White stays safe.} Rd7 34. Rxd7+ Qxd7 35. b3) 33... Rxc4 $19 34. Re7+ (34. Ka2 $142 Rd7 35. Re7) 34... Kb8 35. Ka2 Qd5 {( -> ...Rc3+)} 36. Re5 Qg8 (36... Qd4 $142 37. Qf7 Rc2) 37. Qg6 { [#]} Qxg6 $1 38. hxg6 Rc1 39. Rxd2 Rxd2 {[%mdl 4096] Endgame} 40. Re8+ {[#]} Kb7 $1 41. g7 Rg1 42. g8=R Rxg8 43. Rxg8 Rxf2 {KR-KR} 44. Rg7+ Ka6 45. Rh7 Rh2 46. a4 $2 (46. Kb3) 46... h5 {[%cal Bh6h5,Bh5h4,Bh4h3,Bh3h2][%mdl 32]} 47. Kb3 Rh4 48. Ka3 (48. Kc3 $142) 48... Rh3+ 49. Ka2 h4 50. Kb1 Rh1+ 51. Kc2 h3 52. Kc3 (52. b3 $142) 52... h2 53. Kb3 b5 54. axb5+ Kxb5 55. Ka2 a5 56. Rb7+ Kc6 57. Rh7 c4 58. Rh6+ Kd7 59. Rh7+ Ke6 60. Rh6+ Kf7 61. Rh7+ Kg6 {Precision: White = 42%, Black = 66%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Sivuk, Vitaly"] [Black "Hoang, Canh Huan"] [Result "1/2-1/2"] [ECO "E16"] [WhiteElo "2526"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "336"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,336,24,21,28,18,37,-4,0,-4,0,-37,-34,-29,-29,-64,-59,-54,-41,-39,-6, -7,-5,-12,0,-17,-12,-28,0,-36,0,-72,-69,-69,-71,-70,-67,-88,-83,-83,-66,-68, -68,-67,-68,-69,-56,-56,-56,-57,-62,-68,-69,-104,-104,-104,-104,-124,-91,-111, -85,-111,-104,-110,-87,-111,-111,-114,-116,-144,-143,-137,-139,-141,-130,-117, -56,-121,-115,-114,-60,-97,-99,-86,0,-77,0,-95,0,-77,-77,-77,-77,-77,-77,-82, -81,-131,-131,-170,-170,-169,0,-81,0,-169,-174,-168,-165,-179,-149,-149,-114, -125,-117,-120,-98,-110,-87,-167,-196,-187,-167,-167,-167,-154,0,-164,-156, -154,-145,-141,-122,-125,-108,-104,0,-116,-117,-122,-68,-100,-76,-65,-63,-118, -113,-109,-111,-154,-142,-143,-110,-171,0,-48,-38,-50,-24,-33,-27,-43,-8,-1, -12,-6,0,-83,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12851,-29981,-12851,-29979,-12851,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8. Qc2 Be4 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} (8... c5 9. Rd1 Be4 10. Qc1 cxd4 11. Nxd4 Bxg2 12. Kxg2 Na6 13. Bxb4 axb4 14. Nd2 d5 15. Qc2 Qd7 16. cxd5 {1/2-1/2 (56) Aronian,L (2750)-Ivanchuk,V (2779) Wijk aan Zee 2009}) 9. Qc1 {LiveBook: 12 Games} c6 $146 ({Predecessor:} 9... d5 10. Bg5 dxc4 11. Bxf6 Qxf6 12. a3 {1/2-1/2 (12) Damaso,R (2404) -Starostits,I (2464) Gijon 2014}) 10. Bf4 d5 11. c5 a4 12. a3 Ba5 {[%cal Bb4a5, Ba5c7,Bc7e5][%mdl 32]} 13. Nc3 bxc5 14. dxc5 Bc7 15. Bg5 Bxf3 16. Bxf3 Nbd7 17. Qc2 $1 Be5 18. Nxa4 Qa5 19. Nb6 Nxb6 20. cxb6 Qxb6 21. Rab1 Rfb8 22. Be3 Qb3 23. Qd2 (23. Qxc6 $11 Rc8 24. Qb6) 23... Nd7 {[%cal Bf6d7,Bd7b6,Bb6c4][%mdl 32] } 24. Rfc1 Nb6 25. Rxc6 Nc4 26. Qd3 Qxd3 27. exd3 Nxa3 28. Ra1 Bxb2 29. Ra2 Bf6 30. Bf4 Rd8 31. Rb6 Nc4 32. Rxa8 Nxb6 33. Ra6 Nd7 34. Ra7 g6 35. h4 h5 36. Rc7 Nb6 37. Rc6 Na4 38. Kf1 Kg7 39. Rc7 Re8 40. Bd6 Nc3 41. Rb7 Ra8 42. g4 Ra6 ({ But not} 42... Bxh4 $6 43. gxh5 Bf6 44. h6+ Kxh6 45. Rxf7 $11) 43. Bg3 hxg4 44. Bxg4 Na4 $1 45. Rc7 Nb2 (45... Bd4 $17 46. h5 Nc5 47. h6+ Kxh6 48. Rxf7 g5) 46. Be2 (46. Ke2 $15) 46... Ra1+ $17 47. Kg2 Ra3 ({Black should play} 47... Re1 $17 48. Rc2 Na4) 48. Bg4 {Threatens to win with Bxe6.} Ra6 49. Be2 Ra3 50. Bg4 $1 { [%cal Rg4e6] Hoping for Bxe6.} Ra6 51. Be2 Ra3 52. Bg4 $1 {[%cal Rg4e6] Bxe6 is the strong threat.} Rc3 $1 {[%cal Rc3c7] White must now prevent ...Rxc7.} 53. Rb7 Rc6 54. Be2 Bd4 55. Rb4 Rc2 56. Kf1 Bf6 57. Rb7 Rc1+ $1 58. Kg2 Rc2 ( 58... Re1 $1 $19 {[%cal Re1e2] and Black stays clearly on top.} 59. Bf1 Nd1) 59. Kf1 Rc1+ (59... Rc3 $17 60. Bg4 Rc1+ 61. Kg2 Rc6) 60. Kg2 $19 Re1 $1 { [%cal Re1e2]} 61. Bf1 Na4 62. Rb3 Nc5 63. Rb5 Bd4 64. Rb4 Bc3 65. Rb5 Nd7 $1 66. Rb3 Rc1 67. Be2 (67. Rb7 $17 {is a better defense.} Nc5 68. Rc7) 67... Be5 68. f4 Bd4 69. h5 Rc2 70. Kf1 Rc1+ 71. Kg2 gxh5 72. Bxh5 Rc2+ 73. Kf1 { intending Rb7.} Nc5 74. Ra3 Rc1+ 75. Kg2 Rc2+ 76. Kf1 $1 Rd2 77. Be2 Nd7 (77... Kf6 $17 78. Bf2 Bxf2 79. Kxf2 d4) 78. Rb3 Nf8 79. f5 exf5 80. Rb5 ({White should try} 80. Bf3 $15) 80... Ne6 $17 {Strongly threatening ...f4.} 81. Rxd5 Kg6 82. Rd7 Rc2 83. Bf3 Rc1+ 84. Ke2 (84. Kg2 $17 {keeps fighting.}) 84... Rc2+ $2 (84... f4 $19 85. Be1 Be3 86. Be4+ Kg7) 85. Kd1 Rc3 86. Kd2 Ra3 87. Bd5 $1 { [%cal Rd5e6] aiming for Bxe6.} Bf6 88. Bc4 f4 89. Bxe6 fxg3 90. Bxf7+ $11 { [%mdl 4096] Endgame KRB-KRB} Kf5 91. Bd5 {[#]} (91. Ke2 $11) 91... g2 (91... Ra2+ $1 $17 {[%mdl 512]} 92. Ke1 (92. Bxa2 $2 {loses.} g2 $19) 92... Bh4) 92. Bxg2 Ra2+ 93. Ke3 Rxg2 {KRB-KR} 94. Rd5+ Ke6 95. Rb5 Rg3+ 96. Ke4 Rg4+ 97. Kf3 Rh4 98. Rb8 Be5 99. Re8+ Kd5 100. Rd8+ Bd6 101. Ke3 Rh3+ 102. Ke2 Ke5 103. Kd2 Bc7 104. Rd7 Ba5+ 105. Kc2 Bb6 106. Rb7 Bd4 107. Rb5+ Kf4 108. Rb8 Rh2+ 109. Kd1 Ke3 110. Rb3 Ra2 111. Kc1 Ke2 112. Kb1 Ra8 113. Kc2 $2 {[%mdl 8192]} (113. Kc1 $11) 113... Rc8+ $19 114. Kb1 Kd2 115. Ka2 $2 {[%mdl 8192]} (115. Rb4 $11) 115... Kc2 116. Ra3 Rb8 (116... Rh8 $19 117. Ra6 Rh1 118. Ka3 Ra1+ 119. Kb4 Rxa6 120. Kb5 Rb6+ 121. Kc4 Rd6 122. Kb4 Kxd3 123. Kb3 Rb6+ 124. Ka3 Kc4 125. Ka2 Bg7 126. Ka3 Ra6#) 117. Ra6 Rb3 $2 (117... Rb2+ $19 118. Ka3 Bc5+ 119. Ka4 Kxd3) 118. Rh6 {The position is equal.} Rxd3 119. Rh2+ Kc3 120. Rc2+ $1 Kb4 121. Kb1 Bc3 122. Rh2 Kb3 {[%cal Rd3d1]} 123. Rb2+ Kc4 124. Rh2 Rd1+ 125. Kc2 Ra1 126. Re2 (126. Rh4+ {is more complex.} Bd4 127. Rh3 Ra2+ 128. Kd1 Bc3 129. Rf3) 126... Ra8 127. Re4+ Bd4 128. Re2 Ra3 129. Kd2 Ra1 130. Kc2 Rh1 131. Kd2 Rh3 132. Kc2 Be3 133. Rg2 Bf4 134. Kd1 Kd4 135. Kc2 Rc3+ 136. Kb1 Be5 137. Rc2 Rg3 138. Re2 Kd5 139. Kc2 Ra3 140. Kd1 Bd4 141. Kc2 Rc3+ 142. Kd2 Kc4 143. Kd1 Kd3 144. Rd2+ Ke4 145. Rc2 Ra3 146. Ke2 Ra1 147. Kd2 $1 Ra3 148. Ke2 Rg3 149. Kd1 Rg1+ 150. Ke2 Rh1 151. Kd2 Be5 152. Ke2 Rh3 153. Rc4+ Bd4 {And now ...Rh2+ would win.} 154. Rc2 Rd3 155. Rc4 Re3+ 156. Kd2 Rf3 (156... Ke5 {keeps more tension.} 157. Ra4 Kd5 158. Ra5+ Kc6 159. Ra8 Kb7) 157. Rc2 Be3+ 158. Ke2 Rf2+ 159. Kd1 Rf1+ 160. Ke2 Rh1 161. Rc4+ Bd4 162. Rc2 Rg1 163. Kd2 Rg3 164. Ke2 Bc3 165. Kf2 Rh3 {( -> ...Rh2+)} 166. Ke2 Re3+ 167. Kf2 Kf4 168. Kf1 Bd4 { Precision: White = 68%, Black = 66%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Tran, Tuan Minh"] [Black "Zhao, Jun"] [Result "0-1"] [ECO "A36"] [WhiteElo "2522"] [BlackElo "2599"] [Annotator "TA"] [PlyCount "90"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,90,12,6,-11,5,-5,7,0,21,0,13,19,26,27,29,26,27,21,41,-5,0,4,-10,-4,0, -10,-17,-65,-63,-108,-90,-124,-99,-120,-88,-93,-102,-90,-95,-87,-2,-25,-52,-48, 0,-8,0,-51,0,-37,-21,-29,-37,-95,-104,-605,-599,-929,-929,-2138,-2072,-1931, -970,-1880,-1806,-1733,-389,-343,-335,-327,-299,-382,-389,-834,-924,-12838, -12840,-12840,-12840,-12838,-12837]} 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. d3 d6 6. Bd2 Nf6 {LiveBook: 6 Games. A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} (6... e6 7. a3 Nge7 8. b4 cxb4 9. axb4 Nxb4 10. Qa4+ Nbc6 11. Nf3 O-O 12. O-O d5 13. Rfb1 b6 14. cxd5 exd5 {1/2-1/2 (31) Vachier Lagrave,M (2789)-So,W (2770) Leuven 2016}) 7. Qc1 h5 8. Nf3 Bd7 {The position is equal.} 9. Rb1 a6 $146 ({Predecessor:} 9... Qc8 10. h4 a6 11. Bg5 Rb8 12. Bxf6 Bxf6 13. Nd5 Bg7 14. Nb6 {1/2-1/2 (59) Pietraszko,J-Karpinski,B (1793) Polanica Zdroj 2010}) 10. O-O Rb8 11. a3 Nd4 12. b4 Bc6 13. bxc5 (13. Bg5 {with more complications.} O-O 14. e4 Nxf3+ 15. Bxf3 Re8 16. Bh6) 13... dxc5 {[%cal Bd6c5,Bc5d4][%mdl 32]} 14. Bf4 {aiming for Nxd4.} Rc8 15. Nxd4 cxd4 16. Bxc6+ $1 Rxc6 17. Na2 $1 b5 18. Nb4 Rc8 $1 19. Nxa6 bxc4 20. dxc4 Ne4 {[%cal Bf6e4,Be4d6,Bd6f5][%mdl 32]} 21. Rb7 O-O {[%mdl 1024] Black has strong compensation.} 22. Nb4 e5 23. Bd2 {[#]} Nd6 $1 24. Bg5 Qa5 25. Rd7 Rxc4 (25... Nxc4 $17 {Threatens to win with ...Qa4.} 26. Nd5 Rc5 27. Ne7+ Kh7) 26. Qb1 $11 Nf5 27. Nd5 Rcc8 28. Be7 $132 {[%mdl 2048] White puts up resistance} Rb8 29. Qa2 (29. Qe4 $11) 29... Qb5 (29... Qa4 $15 30. Rc7 Nxe7 31. Nxe7+ Kh7) 30. Ra7 Nxe7 31. Nxe7+ Kh7 32. Rc1 (32. a4 $15 Qc5 33. Rd7) 32... e4 $17 {[%cal Be5e4,Be4e3][%mdl 32]} 33. Qd5 $2 {[%mdl 8192] } (33. Nd5 $17) 33... Qxe2 $19 34. Rf1 e3 35. Nc6 {[#]} Rb1 $1 {[%csl Gb1] [%cal Re2f1][%mdl 512]} 36. Qg2 (36. Rxb1 exf2+) 36... Rxf1+ 37. Qxf1 Qf3 38. Nb4 Rc8 $2 (38... e2 {( -> ...Qh1+!)} 39. Qb1 Rb8) 39. fxe3 Qxe3+ 40. Kg2 f5 41. Kh3 Qe4 ({Weaker is} 41... d3 42. Rd7 $17) 42. Qb5 $2 (42. Qf4 Rc3 43. Qxe4 fxe4 44. Nd5) 42... Re8 {Black is clearly winning.} 43. Nd5 Qg4+ 44. Kg2 Re2+ 45. Kg1 Qf3 {Precision: White = 35%, Black = 63%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Xu Yi"] [Black "Sammed Jaykumar, Shete"] [Result "1/2-1/2"] [ECO "C88"] [WhiteElo "2499"] [BlackElo "2382"] [Annotator "TA"] [PlyCount "72"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,72,11,14,36,25,16,15,42,0,0,0,0,0,0,0,0,0,0,0,0,8,7,-24,-12,-19,0,0, 0,0,0,0,13,0,6,7,7,4,10,-27,-27,-35,-31,-80,0,0,0,-4,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 Nxd4 9. Bxf7+ Rxf7 10. Nxe5 Rf8 11. Qxd4 c5 {C88: Closed Ruy Lopez: Anti-Marshall Systems} ( 11... Bb7 12. c4 c5 13. Qd3 Qc7 14. Nf3 bxc4 15. Qxc4+ d5 16. exd5 Bxd5 17. Qe2 Bd6 18. Nc3 Bxf3 19. Qxf3 Bxh2+ {1/2-1/2 (28) Kamsky,G (2717)-Leko,P (2756) Jermuk 2009}) 12. Qd1 Bb7 13. Nc3 {LiveBook: 15 Games} b4 14. Nd5 Nxd5 15. exd5 Bd6 16. f4 Qc7 17. c4 bxc3 $1 18. bxc3 c4 $146 ({Predecessor:} 18... Rae8 19. c4 Bxe5 20. fxe5 Rxe5 {1-0 (64) Blatny,F-Weiner,M Prague 1954}) 19. Rb1 Rae8 20. Be3 Ba8 21. Bb6 Bc5+ $1 22. Bxc5 Qxc5+ 23. Qd4 (23. Kh1 {looks sharper.} d6 24. Nd7 Rxe1+ 25. Qxe1 Qxd5 26. Rb2) 23... Qxd4+ 24. cxd4 Bxd5 25. Nxd7 Rxe1+ 26. Rxe1 $11 {[%mdl 4096] Endgame KRB-KRN} Rd8 27. Nc5 Bf7 28. Rd1 Bg6 29. Kf2 c3 {[%cal Bc4c3,Bc3c2][%mdl 32]} 30. Nb3 a5 31. Nxa5 c2 32. Rc1 {[#] And now Nc6 would win.} Rxd4 33. Ke3 Re4+ (33... Rd1 $17 34. Nb3 h5) 34. Kf3 {The position is equal.} Ra4 35. Nb3 Rxa2 {[#] Strongly threatening ...Ra3.} 36. Nd4 Ra3+ {Precision: White = 60%, Black = 78%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Le, Tuan Minh"] [Black "Nguyen, Duc Hoa"] [Result "1-0"] [ECO "D37"] [WhiteElo "2489"] [BlackElo "2463"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,77,47,45,19,37,43,55,40,42,40,44,0,0,0,0,0,0,0,0,0,0,0,11,13,10,3,9, 4,15,19,42,41,39,46,75,77,210,205,342,342,342,339,316,326,286,208,342,342,342, 342,338,314,465,450,680,613,749,734,770,760]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c6 7. Rc1 Nbd7 {D37: Queen's Gambit Declined: 5 Bf4} 8. Bd3 (8. h3 a6 9. Be2 b6 10. O-O Bb7 11. Qb3 c5 12. cxd5 Nxd5 13. Bh2 b5 14. Ne4 Qb6 15. dxc5 Nxc5 16. Nxc5 Bxc5 {1-0 (74) Aronian,L (2803)-Wang,H (2735) Beijing 2013}) 8... dxc4 9. Bxc4 c5 10. O-O a6 {LiveBook: 3 Games} 11. Bb3 cxd4 12. exd4 Nb6 13. Re1 $146 ({Predecessor:} 13. Qd3 Nbd5 14. Bg5 h6 15. Bd2 Nxc3 16. bxc3 {1-0 (27) Tonon,A-Raspor,G Nova Gorica 1996}) 13... Nbd5 14. Nxd5 Nxd5 15. Be5 b6 16. Nd2 Bb7 17. Qg4 {[%csl Ge5][%cal Rg4g7] [#]} Nf6 18. Qg3 Rc8 19. Rxc8 $40 {[%mdl 128] White attacks.} Qxc8 20. Nc4 Qc6 21. Ne3 {[#] Hoping for d5!} Qd7 22. Rd1 Rc8 23. h3 g6 $1 24. Qf4 Nh5 25. Qg4 {Strongly threatening d5. } Bf6 26. Nc4 Qc6 27. Nd6 Rd8 (27... Bxe5 $16 28. dxe5 Rf8) 28. d5 $1 $18 { [%cal Rd5c6]} exd5 (28... Qc7 $142) 29. Bxd5 Qxd5 30. Rxd5 Bxd5 31. Bxf6 Nxf6 32. Qf4 Nh5 (32... Be6 {was called for.} 33. a3 Nd5) 33. Qb4 b5 34. a3 Nf6 35. Qc5 Kg7 (35... Ne4 $142 36. Qxd5 Nxd6) 36. Qb6 {White is clearly winning.} Ra8 (36... Rd7 $142 37. Qxa6 Be6) 37. Qd4 h6 38. Qe5 Be6 39. Ne4 {Precision: White = 75%, Black = 44%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Pena Gomez Manuel"] [Black "Taher, Yoseph Theolifus"] [Result "1-0"] [ECO "A36"] [WhiteElo "2478"] [BlackElo "2375"] [Annotator "TA"] [PlyCount "85"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,85,-7,3,0,25,0,7,0,18,20,28,25,62,63,77,52,146,144,155,108,130,116, 114,128,210,209,195,141,146,144,141,140,152,139,176,188,176,161,215,197,268, 254,258,249,409,397,422,419,398,421,434,430,429,425,451,439,586,588,579,535, 781,756,938,900]} 1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. e4 e6 6. d3 Nge7 7. Nge2 d6 8. a3 Rb8 9. O-O O-O 10. Rb1 b6 11. b4 Bb7 12. Be3 Nd4 {LiveBook: 4 Games} 13. Qd2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} Re8 14. Rfc1 $146 ({Predecessor:} 14. Bh6 Bh8 15. h4 a6 16. h5 Nec6 17. Nxd4 Nxd4 18. Ne2 Bc6 19. Nxd4 Bxd4 20. hxg6 hxg6 {1-0 (41) Diczew,F (2124)-Susla,M (1987) Lublin 2012}) 14... Qd7 15. Bh6 {The position is equal.} Bh8 16. Nxd4 cxd4 17. Ne2 d5 18. exd5 exd5 19. c5 $1 Qa4 (19... Rbc8 $14) 20. Bf4 $36 {[%mdl 2048] White has strong initiative.} Ra8 21. Qc2 Qd7 22. b5 {Strongly threatening c6.} bxc5 23. Qxc5 Nf5 (23... Rac8 $16 24. Qb4 (24. Qxa7 Rxc1+ 25. Rxc1 Nc8 $16) 24... Nf5) 24. Qc7 $18 Rad8 25. Rb2 (25. Bf3 $18) 25... Ng7 $16 26. Qxd7 ({Don't do} 26. Nxd4 Nf5 $14) 26... Rxd7 27. Rbc2 Ne6 28. a4 a6 {[#]} 29. b6 $1 a5 30. Bd2 { [%cal Bf4d2,Bd2a5,Ba5b4][%mdl 32]} Rd6 (30... Be5 $142 31. Re1 (31. Bxa5 Ra8 $14) 31... Rb8) 31. Rb2 $18 ({Weaker is} 31. Bxa5 Ra8 $14) 31... Bf6 (31... Be5 $142 32. Bxa5 Rb8) 32. Bxa5 Ra8 33. Rc7 Nd8 $2 (33... Rb8 {is a better defense. } 34. Bh3 Ng5) 34. Rb5 Be5 35. Bb4 Rxb6 {[#]} 36. Re7 $1 ({Inferior is} 36. Rxb6 Bxc7 37. Rb5 Rxa4 $17) 36... Re6 {White is clearly winning.} 37. Rexb7 Nxb7 38. Rxb7 Rd8 39. Rb5 Bd6 40. Nxd4 Ree8 41. Nc6 Rd7 42. Rxd5 Re6 43. a5 { Precision: White = 85%, Black = 33%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Karthikeyan, P."] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "E01"] [WhiteElo "2473"] [BlackElo "2736"] [Annotator "TA"] [PlyCount "56"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,56,11,8,10,9,23,33,25,19,19,-4,31,18,27,16,16,2,29,0,16,14,31,31,27, 10,3,-13,-11,-22,-31,-28,34,30,86,91,81,87,79,76,138,130,84,89,98]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Nd2 O-O 6. Ngf3 b6 7. O-O Bb7 8. b3 {LiveBook: 30 Games. E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} a5 (8... c5 9. Bb2 Nbd7 10. a3 Bxd2 11. Nxd2 cxd4 12. Bxd4 Rc8 13. b4 Qe7 14. Rc1 Rfd8 15. Qb3 dxc4 16. Nxc4 Bxg2 17. Kxg2 {0-1 (55) Ding,L (2777)-Carlsen,M (2837) Riadh 2017}) 9. Bb2 Na6 $146 ({Predecessor:} 9... Nbd7 10. Qc2 Re8 11. Rfd1 c5 12. a3 Bxd2 13. Rxd2 Qc7 14. cxd5 Bxd5 15. Ne5 Bxg2 16. Nxd7 Nxd7 17. Kxg2 {1/2-1/2 (23) Romm,M (2445)-Keuter,K (2443) ICCF email 2017}) 10. e3 {White has an edge.} Be7 11. a3 c5 12. Qe2 Ra7 13. cxd5 exd5 14. Rfd1 Nc7 15. Ne5 Ne6 16. a4 Re8 17. Rac1 h6 18. Nb1 Ba6 19. Qc2 Rc7 20. Qf5 cxd4 {[#] White must now prevent ...Bc5.} 21. exd4 Bb4 22. Nc3 g6 (22... Bxc3 $11 23. Bxc3 Qc8) 23. Qb1 $1 $14 Nxd4 (23... h5 $11) 24. Nxf7 $1 $16 Kxf7 25. Rxd4 {And now Rf4 would win.} Qc8 {[%cal Rb4c3]} 26. Qa1 {[#] Threatens to win with Rf4.} Bxc3 (26... g5 $142) 27. Rxc3 Rxc3 28. Bxc3 Ne4 {Precision: White = 60%, Black = 44%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Santiago, Yago De Moura"] [Black "Vo, Thanh Ninh"] [Result "1-0"] [ECO "D15"] [WhiteElo "2473"] [BlackElo "2370"] [Annotator "TA"] [PlyCount "124"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,124,0,0,7,0,17,11,40,0,23,18,23,32,55,31,28,37,63,26,33,28,29,38,49, 6,44,47,60,66,66,53,62,45,47,47,53,52,46,43,43,20,37,42,32,35,36,11,26,0,0,0, 42,47,45,48,42,42,125,134,120,131,111,87,83,92,65,47,147,142,195,180,247,104, 125,131,220,217,139,24,427,393,914,867,822,728,1434,1497,1071,1013,5616,5616, 4134,2285,29985,29986,29986,29987,29988,29979,29994,29994,29994,29995,29995, 29996,29996,29997,29997,29997,29998]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. Qc2 g6 (5... dxc4 6. e4 b5 7. b3 b4 8. Na4 cxb3 9. axb3 e6 10. Bd3 Be7 11. O-O h6 12. Bf4 O-O 13. Qd2 {0-1 (34) Matlakov,M (2735)-Fedoseev,V (2718) St Petersburg 2017}) 6. e4 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} dxe4 7. Nxe4 Nxe4 8. Qxe4 Bg7 9. Be2 {LiveBook: 9 Games} Bf5 10. Qh4 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Qe3 Bg4 11. O-O O-O 12. Rd1 Nd7 13. h3 Bxf3 14. Qxf3 {1/2-1/2 (22) Sadzikowski,D (2584)-Matuszewski,M (2505) Katowice 2018}) 10... Nd7 11. O-O e5 12. Bg5 f6 13. Be3 O-O 14. Rad1 Qe7 15. dxe5 Nxe5 16. Nd4 Be6 17. b3 Bf7 18. Rfe1 {Strongly threatening f4.} c5 19. Nf3 {aiming for Nxe5.} Rad8 20. Qg3 b6 21. Nxe5 fxe5 22. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Bf6 23. h5 Bh4 24. Qg4 Be6 25. Qe4 { And now Rxd8 would win.} Bf5 26. Qc6 $1 {[%cal Rc6b6]} Qf6 27. Qxf6 Bxf6 28. g4 Bc2 29. Rxd8 Rxd8 30. g5 Be7 31. Bf3 gxh5 32. Bf4 exf4 33. Rxe7 $11 {[%mdl 4096] Endgame KRB-KRB} Bg6 34. Bd5+ {[%mdl 1024] White has compensation.} Kf8 35. Re6 Rb8 36. Kg2 a5 (36... Bb1 $1 $14) 37. Kf3 $16 Bb1 38. a3 ({Reject} 38. Kxf4 $6 Bxa2 39. Re3 Bb1 $11) 38... Bc2 39. Kxf4 Bxb3 40. Rh6 Kg7 41. Be4 Bxc4 ({Black should play} 41... Rf8+ $14 42. Ke3 Bxc4) 42. Rxh7+ Kg8 (42... Kf8 $16) 43. g6 $1 $18 Rf8+ (43... Re8 $142) 44. Kg3 (44. Kg5 $1 $18 {is the precise move to win.}) 44... Re8 45. f3 b5 (45... Kf8 $16) 46. Rxh5 Rc8 47. f4 ({ White has to play} 47. Rh7 $1 $16) 47... Re8 $2 {[%mdl 8192]} (47... Kg7 $11) 48. Kf3 Be2+ $2 (48... Rc8 49. Rh7 a4) 49. Kxe2 Rxe4+ {KR-KR} 50. Kf3 Re1 51. Kg4 Rg1+ {[#]} 52. Kf5 $1 {[%cal Rf5f6]} b4 53. Kf6 Rg4 {[#]} 54. f5 $1 b3 55. Rh7 {White mates.} Rd4 56. Rb7 Rd6+ 57. Kg5 c4 58. Rb8+ Kg7 {[#]} 59. f6+ $1 { [%mdl 512]} Rxf6 60. Rb7+ Rf7 61. Rxf7+ Kg8 62. Rb7 a4 {Precision: White = 65%, Black = 28%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Nguyen, Van Huy"] [Black "Aravindh, Chithambaram VR."] [Result "1/2-1/2"] [ECO "A50"] [WhiteElo "2454"] [BlackElo "2617"] [Annotator "TA"] [PlyCount "170"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,170,28,31,57,60,65,62,60,64,80,76,93,86,79,81,83,27,30,29,29,26,31, 25,39,14,44,43,97,102,75,68,75,23,123,118,121,126,120,112,273,200,195,200,193, 185,198,183,219,196,207,214,260,252,317,114,122,102,102,95,113,115,114,113,112, 95,89,0,0,0,-13,-44,-13,-60,-13,-8,-8,-8,-8,-9,0,0,0,-20,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. a3 d5 5. Nc3 a6 6. cxd5 {E10: Blumenfeld Gambit} exd5 7. Bg5 { LiveBook: 10 Games} Be6 (7... Be7 8. e3 Nh5 9. Bxe7 Nxe7 10. Bd3 Nf6 11. Qc2 g6 12. Ne5 Bf5 13. Bxf5 Nxf5 {1-0 (40) Akobian,V (2611)-Stripunsky,A (2578) Saint Louis 2011}) 8. e3 {White is slightly better.} h6 9. Bh4 Bd6 10. Bd3 g5 $146 ({ Find the theoretical novelty and annotate with similar games:} 10... O-O 11. O-O Re8 12. Rc1 g6 13. Re1 {1-0 (35) Fourie,M (2376)-Werner,G (2359) ICCF email 2008}) 11. Bg3 Rg8 12. Qc2 h5 13. Bxd6 Qxd6 14. O-O-O ({White should play } 14. Rc1 $16) 14... h4 $11 15. h3 O-O-O 16. Kb1 Kb8 17. Rc1 Ne7 18. Ka1 Bc8 19. Na4 b6 {[#]} ({Black should try} 19... Rg7 $14) 20. Qb3 $1 $16 Ka7 21. Rc2 {aiming for Rhc1.} Bb7 22. Rhc1 (22. Ne5 $16 Rgf8 23. Rhc1) 22... Rc8 (22... Ne8 $1 $11 {remains equal.}) 23. Nc5 Nd7 24. Nxd7 Qxd7 25. Ne5 $1 $36 {[%csl LRd7,LRf7][%mdl 2048] White is on the roll.} Qe6 $2 (25... Qd6 $16) 26. Rxc7 Rxc7 27. Rxc7 Rc8 28. Rxc8 Bxc8 29. Qc2 Kb8 30. Be2 f6 31. Bg4 Qd6 32. Bxc8 Nxc8 {[#]} 33. Nf3 $2 (33. Ng4 $1 $18 {is the precise move to win.}) 33... Qe6 34. Qe2 Kb7 35. Nd2 Qc6 36. Kb1 Nd6 37. Qd3 a5 38. f3 f5 39. Nb3 (39. f4 $16) 39... Qc4 $11 40. Qd1 $1 Qb5 41. Ka2 Nc4 {...a4 is the strong threat.} 42. Qe2 Qe8 (42... Nxa3 $5 {[%cal Rb5e2]} 43. Qxb5 Nxb5 $15) 43. e4 {The position is equal.} fxe4 44. fxe4 Qxe4 45. Qf2 $1 Qf4 46. Qc2 $1 Qe4 47. Qf2 Qf4 48. Qc2 $1 a4 49. Nc1 Qxd4 50. Qh7+ $1 Ka6 {[%csl Gc4][%cal Rd4b2]} 51. Nd3 {Intending Nb4+ and mate.} Ne5 52. Nb4+ $1 Kb5 53. Qg8 Qc4+ 54. Kb1 Qe4+ 55. Ka2 Nd3 56. Nxd3 Qc4+ 57. Ka1 {Threatens to win with Ne5.} Qxd3 58. Qxg5 {[%mdl 4096] Endgame KQ-KQ} Qf1+ 59. Ka2 Qc4+ 60. Ka1 Qe4 61. g4 hxg3 62. Qxg3 d4 63. h4 d3 {( -> ...Qh1+)} 64. Qg5+ Kc4 65. Qc1+ Kd4 66. h5 Qe3 67. Qc3+ Ke4 68. Kb1 Kf3 69. Qc6+ Kf2 {Strongly threatening ...Qe1+.} 70. h6 d2 71. Kc2 Qe2 72. Qxb6+ Kf1 73. Qf6+ Ke1 $1 74. Qh4+ Kf1 75. Qh1+ Kf2 76. Qh2+ Kf1 77. Qf4+ Ke1 $1 78. Qg3+ Kf1 79. Qf4+ Ke1 $1 80. Qh4+ Kf1 81. Qh1+ Kf2 82. Qd1 Ke3 {[%csl Ge3] [%cal Re2d3]} 83. Qg1+ Kf3 $1 84. Qh1+ Kf2 85. Qd1 Ke3 {Precision: White = 72%, Black = 58%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Bui, Vinh"] [Black "Rozum, Ivan"] [Result "1/2-1/2"] [ECO "A45"] [WhiteElo "2400"] [BlackElo "2582"] [Annotator "TA"] [PlyCount "42"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,42,50,57,54,85,85,87,89,88,91,94,100,112,89,93,47,52,51,41,42,70,70, 59,51,103,103,103,103,103]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Nf6 5. d5 Nh5 6. Be3 {A45: Trompowsky Attack} e5 7. Qd2 d6 8. g4 Nf4 {LiveBook: 3 Games} 9. h4 Be7 $146 {[#]} ({Predecessor:} 9... f5 10. Bxf4 exf4 11. gxf5 Be7 12. Qxf4 Qb6 13. Qa4+ {0-1 (54) Stefanova,A (2481)-Gashimov,V (2655) Tromsoe 2007}) 10. Bf2 $1 h5 11. g5 Ng6 12. e3 {[%cal Be2e3,Be3e4][%mdl 32]} f5 13. c4 O-O 14. Nc3 f4 15. e4 Na6 16. a3 Bd7 17. Nge2 Nc7 18. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} b6 19. Nc1 a5 {[#]} (19... Qc8 $14) 20. b5 $1 $16 Ra7 21. N1e2 Na8 {Precision: White = 86%, Black = 44%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Shyaamnikhil P"] [Black "Lei, Tingjie"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2394"] [BlackElo "2545"] [Annotator "TA"] [PlyCount "44"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,44,7,0,-4,0,17,-1,0,0,0,-16,-3,4,10,0,0,0,0,0,25,17,41,26,28]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} Ne8 10. Nd5 Bd6 11. Re2 c6 12. Ne3 {LiveBook: 9 Games} Be7 13. Qe1 {[#]} Bg5 $146 ({Predecessor:} 13... Bf6 14. Nf5 d5 15. Ne7+ Kh8 16. Nxc8 Rxc8 {1/2-1/2 (45) Nakamura,H (2787) -Aronian,L (2805) Saint Louis 2014}) 14. Nf5 d5 15. Ne7+ Bxe7 16. Rxe7 Nd6 { [%cal Be8d6,Bd6f5,Bf5h4][%mdl 32] White must now prevent ...Nf5.} 17. Re2 Nf5 { [#] Strongly threatening ...Nd4.} 18. Qd1 Qf6 19. d3 Bd7 20. c3 Nh4 21. Qd2 Bg4 22. Re1 Rae8 {Precision: White = 67%, Black = 53%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Cao, Sang"] [Black "Dao, Thien Hai"] [Result "1/2-1/2"] [ECO "C43"] [WhiteElo "2381"] [BlackElo "2474"] [Annotator "TA"] [PlyCount "50"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,50,54,53,56,58,67,54,66,37,54,54,91,91,93,82,83,94,129,61,60,62,79, 54,89,93,118,121,160,112,103,32,47,47,45,45,44]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. O-O O-O 7. c4 Nf6 8. Nc3 c6 9. Re1 {LiveBook: 5 Games} Be6 {C43: Petroff Defence: 3 d4} 10. cxd5 cxd5 11. Bf4 $146 ({Predecessor:} 11. Qb3 Qc8 12. Bf4 Nc6 13. Rac1 Nxd4 14. Qa4 Nc6 15. Nb5 Nd7 16. Nxc6 bxc6 17. Nc7 {1-0 (32) Kurmann,O (2446)-Bex,P (2235) Switzerland 2015}) 11... Nbd7 12. Qb3 Nxe5 13. Bxe5 Qb6 {[#]} 14. Qxb6 $1 axb6 15. Nb5 Bb4 16. Rec1 Nd7 17. Bd6 ({ White should try} 17. Bf4 $16) 17... Bxd6 $14 18. Nxd6 Ra4 19. Nb5 Rb8 20. b3 Ra5 21. a4 Nf8 22. f3 Bd7 23. Kf2 (23. Nc3 $16) 23... Bxb5 {White is slightly better.} 24. Bxb5 Ne6 25. Ke3 Rd8 {Precision: White = 42%, Black = 34%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Tran, Minh Thang"] [Black "Liu, Guanchu"] [Result "1-0"] [ECO "A40"] [WhiteElo "2366"] [BlackElo "2460"] [Annotator "TA"] [PlyCount "100"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,100,0,0,0,10,0,8,0,0,0,0,-24,-24,-24,-24,-24,-24,-25,-22,-38,-33,-35, -25,-33,-28,-42,0,0,21,19,28,32,30,29,24,41,33,43,46,45,34,22,36,32,32,32,37,6, 14,0,20,54,102,92,88,86,116,117,133,120,313,306,265,34,32,27,48,10,24,17,13,0, 0,0,0,0,304,334,12850,12851,29973,29974,29973,29974,29968,12851,12851]} 1. d4 e6 2. Nf3 Nf6 3. Bf4 b6 4. e3 Be7 5. h3 Bb7 6. Nbd2 O-O 7. Bd3 d5 8. Ne5 { D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (8. O-O Nbd7 9. c3 Ne4 10. Qe2 c5 11. a4 f5 12. a5 c4 13. Bxe4 dxe4 14. Ne5 b5 15. b3 Nxe5 16. Bxe5 Ba6 17. bxc4 bxc4 {1/2-1/2 (45) Khotenashvili,B (2493) -Batsiashvili,N (2476) Batumi 2016}) 8... Nbd7 {LiveBook: 6 Games} 9. c3 Ne4 10. O-O {The position is equal.} Nxe5 11. dxe5 Nc5 $146 ({Predecessor:} 11... Nxd2 12. Qxd2 c5 13. Qe2 f5 14. exf6 Bxf6 15. Qg4 Qe7 16. Bg3 Rad8 {1/2-1/2 (35) Bakalarz,M (2380)-Klekowski,M (2096) Rewal 2006}) 12. Bc2 Ba6 13. Qg4 ({ Much weaker is} 13. Qh5 g6 $17) 13... Bxf1 14. Bh6 $1 {[%csl Gh6][%cal Rg4g7] [#]} g6 $1 {aiming for ...Ba6.} ({Don't go for} 14... Bf6 $2 15. exf6 Qxf6 16. Bg5 $18) 15. Bxf8 Bd3 16. Bxe7 Qxe7 17. Bb1 a5 18. Qd4 Bxb1 19. Rxb1 Qg5 20. g4 f5 21. exf6 Rf8 22. b4 $36 {[%mdl 2048] White is pushing.} Nb7 23. c4 axb4 24. cxd5 Qxd5 25. Rxb4 Qxd4 26. Rxd4 Rxf6 $14 {[%mdl 4096] Endgame KRN-KRN} 27. Ne4 Rf7 28. g5 Kg7 29. Kg2 h6 30. gxh6+ Kxh6 31. f4 Re7 32. Rc4 c5 33. Ra4 Nd8 34. Ra6 Rb7 35. Nd6 Rb8 36. Ra7 g5 37. Rd7 Kg6 $2 (37... c4 $16 {is a better defense.}) 38. fxg5 $18 Nc6 {[#]} 39. Nc4 $2 ({White must play} 39. h4 $1 $18) 39... Kxg5 $14 40. Rd6 Nb4 {With the idea ...b5.} 41. Nxb6 Nxa2 42. Rxe6 { Nd7 is the strong threat.} Kf5 43. Rc6 {Hoping for Kf3.} (43. Rh6 {feels hotter.} Nc3 44. Nd7 Rg8+ 45. Kf3 Ne4 46. Nb6) 43... Ke4 44. Nd7 Rb2+ 45. Kg3 Rc2 $2 {[%mdl 8192]} (45... Nc3 $11 {and Black has nothing to worry.}) 46. Rxc5 $18 Rxc5 $2 (46... Re2 47. Re5+ Kd3 48. Nc5+ Kc4) 47. Nxc5+ Kxe3 48. h4 { [%cal Bh3h4,Bh4h5][%mdl 32]} Kd4 49. Kf4 Nc3 50. h5 Ne2+ {Precision: White = 61%, Black = 50%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Zou, Chen"] [Black "Deepan Chakkravarthy J"] [Result "1-0"] [ECO "B80"] [WhiteElo "2291"] [BlackElo "2520"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,55,33,5,118,114,118,114,111,116,107,63,112,107,110,111,116,100,89,85, 82,93,83,73,122,122,125,0,0,0,0,0,808,789]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. f3 b5 8. Qd2 Nbd7 9. g4 Nb6 10. a4 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Nc4 11. Bxc4 bxc4 12. a5 Bb7 13. Na4 {[#] LiveBook: 64 Games} e5 $146 (13... d5 $11) ({ Predecessor:} 13... d5 14. g5 Nd7 15. O-O-O dxe4 16. f4 Rb8 17. Qc3 Qe7 { 0-1 (69) Leko,P (2734)-Shirov,A (2718) Eilat 2012}) 14. Nf5 $16 {[%cal Bd4f5, Bf5e3,Be3c4][%mdl 32]} g6 15. Bb6 Qd7 16. Ne3 Bh6 17. Qe2 Bf4 18. Nxc4 h5 { [%cal Rh5g4]} 19. g5 Bxg5 20. Be3 Bh4+ 21. Bf2 Bxf2+ 22. Qxf2 Rd8 23. Nab6 $36 {[%mdl 2048] White is in control.} Qc7 24. Qh4 Nd7 {Threatening ...Nxb6.} 25. Nxd7 (25. b3 $16) 25... Qxc4 $11 26. Nf6+ Kf8 27. Nd5 Kg7 $2 {[%mdl 8192] [#]} (27... Re8 $11 28. Ne3 Qc5) 28. Qf6+ {Precision: White = 54%, Black = 56%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Zou, Chen"] [Black "Deepan Chakkravarthy J."] [Result "1-0"] [ECO "B80"] [WhiteElo "2291"] [BlackElo "2520"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,55,25,0,128,128,131,109,130,119,112,88,118,104,113,119,120,99,110,99, 94,96,84,90,112,92,89,0,0,0,0,0,754,724]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. f3 b5 8. Qd2 Nbd7 9. g4 Nb6 10. a4 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Nc4 11. Bxc4 bxc4 12. a5 Bb7 13. Na4 {[#] LiveBook: 64 Games} e5 $146 (13... d5 $11 {keeps the balance.}) ({Predecessor:} 13... d5 14. g5 Nd7 15. O-O-O dxe4 16. f4 Rb8 17. Qc3 Qe7 {0-1 (69) Leko,P (2734)-Shirov,A (2718) Eilat 2012}) 14. Nf5 $16 { [%cal Bd4f5,Bf5e3,Be3c4][%mdl 32]} g6 15. Bb6 Qd7 {[#]} 16. Ne3 $1 Bh6 17. Qe2 Bf4 18. Nxc4 h5 {[%cal Rh5g4]} 19. g5 Bxg5 20. Be3 Bh4+ 21. Bf2 Bxf2+ 22. Qxf2 ({Much weaker is} 22. Kxf2 Rd8 $11) 22... Rd8 23. Nab6 $36 {[%mdl 2048] Keeping Black busy.} Qc7 24. Qh4 Nd7 {Black wants to play ...Nxb6.} 25. Nxd7 ( 25. O-O-O $16 Nxb6 26. Nxb6) 25... Qxc4 $11 26. Nf6+ Kf8 27. Nd5 Kg7 $2 { [%mdl 8192] [#]} (27... Re8 $11 28. Ne3 Qb4+ 29. Ke2 Kg7) 28. Qf6+ {Precision: White = 65%, Black = 77%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "4"] [White "Lu Chan Hung"] [Black "Krysa, Leandro"] [Result "1/2-1/2"] [ECO "A36"] [WhiteElo "2181"] [BlackElo "2548"] [Annotator "TA"] [PlyCount "106"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,106,7,4,4,4,-8,-12,-17,-7,-45,-10,-40,-23,-97,-58,-67,-64,-63,-71, -106,-69,-71,-65,-69,-69,-69,-67,-68,-74,-65,-58,-93,-58,-76,-62,-59,-52,-58, -78,-68,-74,-98,-103,-105,-88,-84,-77,-111,-101,-91,-12,-131,-87,-126,-67,-86, -77,-87,-88,-76,-89,-89,-70,-79,-81,-86,-66,-92,-76,-78,0,0,0,0,8,0,0,-8,-8,-8, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. a3 d6 6. Rb1 e6 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} 7. b4 Nge7 { LiveBook: 78 Games} 8. h4 (8. Nf3 O-O 9. O-O b6 10. e3 d5 11. bxc5 bxc5 12. Na4 Qd6 13. d3 Ba6 14. Qc2 Rab8 15. Rxb8 Rxb8 16. cxd5 Nxd5 17. e4 {1/2-1/2 (33) Ding,L (2773)-Svidler,P (2755) Moscow 2017}) 8... h6 9. Nh3 Rb8 $146 ({ Predecessor:} 9... O-O 10. Nf4 e5 11. Nfd5 cxb4 12. axb4 Nxd5 13. Nxd5 Bg4 { 1-0 (38) Tassi,O (2300)-Lapiccirella,M (2243) Porto San Giorgio 2006}) 10. Qa4 O-O 11. Bb2 b6 12. b5 Na5 13. Ne4 (13. Nf4 $11) 13... f5 {[#] aiming for ... Bxb2.} 14. Bxg7 Kxg7 15. Nc3 e5 16. f4 e4 17. d3 exd3 18. exd3 Bb7 19. Qc2 d5 20. cxd5 Nxd5 21. Nxd5 Bxd5 22. Qc3+ Kg8 23. O-O Bxg2 24. Kxg2 Qd5+ 25. Kh2 $1 Rbd8 26. Nf2 Qd4 $36 {[%mdl 2048] Black is on the roll.} 27. Qxd4 Rxd4 28. Rfe1 Kf7 29. h5 gxh5 30. Re5 Kg7 31. Kh3 c4 (31... Ra4 $17 32. Kh4 Rxa3 33. Kxh5 c4) 32. Rb4 (32. Rd1 $11 {remains equal.}) 32... Kf6 33. dxc4 Nxc4 (33... Rd2 $17 34. c5 Nb7) 34. Re2 Rfd8 35. Ra4 Na5 36. Rxd4 Rxd4 $17 {[%mdl 4096] Endgame KRN-KRN} 37. Kh4 Nc4 38. Ra2 Kg6 39. a4 Nd6 40. Kh3 Ne4 41. a5 bxa5 (41... Nf6 $17) 42. Nxe4 $11 {The position is equal.} fxe4 43. Rxa5 $17 {KR-KR} Rd7 44. Kg2 Rd2+ 45. Kf1 Rb2 46. Ke1 Rb3 47. Kf2 Rf3+ 48. Kg2 $1 Rb3 49. Kf2 Kf6 50. Rxa7 h4 51. gxh4 Kf5 52. Rf7+ Kg4 53. Rf6 Rxb5 {Precision: White = 50%, Black = 62%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Le, Quang Liem"] [Black "Pena Gomez Manuel"] [Result "1-0"] [ECO "B52"] [WhiteElo "2736"] [BlackElo "2478"] [Annotator "TA"] [PlyCount "95"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,95,28,44,76,77,75,75,71,72,60,37,37,45,37,37,46,40,47,40,61,29,93,85, 100,97,100,80,83,86,95,42,57,29,31,27,26,18,44,56,67,60,97,102,87,87,145,145, 145,164,160,147,139,129,231,0,104,104,195,201,1668,1742,1692,1495,1790,1806, 1857,1794,4685,2710,4914,4914,4914,4827]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 g6 8. Nc3 Bg7 9. Be3 Nf6 10. h3 O-O 11. O-O Rfc8 12. b3 Nxd4 {B52: Sicilian: Moscow Variation with 3...Bd7} (12... a6 13. Nd5 Nxd5 14. exd5 Nxd4 15. Bxd4 Bxd4 16. Qxd4 b5 17. Rfe1 bxc4 18. bxc4 Rc7 19. Qh4 Rac8 20. Re4 {1/2-1/2 (50) Howell,D (2611)-Anand,V (2804) London 2010}) 13. Bxd4 {LiveBook: 5 Games} b5 14. Nxb5 Nxe4 {White is better.} 15. Bxg7 Kxg7 16. Qd4+ Nf6 17. Rad1 a6 18. Nc3 Qa7 19. Qd2 $146 ({Find the theoretical novelty and annotate with similar games:} 19. Qh4 Rc5 20. Rfe1 {0-1 (66) Simacek,P (2498)-Biolek,R (2437) Ceske Budejovice 2017}) 19... h5 20. Rfe1 { [%cal Bf1e1,Be1e3,Be3d3][%mdl 32]} Rc5 21. Re3 Rd8 22. Qd4 Rd7 (22... Rc7 $11 { remains equal.}) 23. Ne4 $1 $16 {[%cal Re4c5]} e5 24. Qd3 Nxe4 25. Qxe4 a5 26. Red3 Qb6 27. Qe3 (27. g4 $16) 27... a4 $14 28. Kh2 (28. g4 $5 {[%cal Rg4h5]}) 28... axb3 29. axb3 Rc6 30. Qd2 Rb7 31. f4 Qb4 32. Qc1 ({But not} 32. Rxd6 Rxd6 33. Qxb4 (33. Qxd6 Qxd6 34. Rxd6 e4 $11) 33... Rxb4 $11) 32... e4 33. Qa1+ Kh7 34. Rg3 {f5! is the strong threat.} f5 (34... Qb6 $142) 35. Qf6 $16 Rg7 36. Rd5 $1 {[%cal Rd5b5] Strongly threatening Rb5.} Rcc7 37. Rxd6 $40 {[%cal Rg3g6] [%mdl 128] White goes for the king.} Rcf7 38. Qd4 Qe1 {[#]} (38... h4 $16 39. Rg5 Qe1) 39. c5 $2 ({White has to play} 39. Qe5 $1 $18) 39... Ra7 (39... Qf1 $1 $11) 40. Qd1 Qxd1 (40... Ra1 $16 41. Qxe1 Rxe1) 41. Rxd1 $18 Rgd7 $2 (41... Rgc7) 42. Rxd7+ {White is clearly winning.} Rxd7 {[%mdl 4096] Endgame [#] KR-KR } 43. c6 $1 {[%cal Rc6d7]} Rc7 44. Rc3 e3 45. Kg3 Re7 46. Rc1 h4+ 47. Kf3 e2 48. Kf2 {Precision: White = 69%, Black = 43%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Gordievsky, Dmitry"] [Black "Karthikeyan, Murali"] [Result "1-0"] [ECO "A05"] [WhiteElo "2630"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "179"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,179,12,15,33,31,51,10,56,53,64,61,63,26,45,-4,0,-3,0,-24,7,7,26,12, 40,18,44,0,46,0,56,18,62,22,22,19,16,12,41,43,38,16,37,53,67,54,33,0,0,0,0,0,0, 0,0,-130,-92,-95,0,0,0,0,0,0,0,0,0,0,183,184,187,184,172,179,343,86,85,82,158, 160,126,143,145,71,53,43,62,6,6,4,10,1,10,2,46,41,215,215,221,221,231,161,166, 75,75,75,75,79,80,8,27,47,54,0,0,0,0,0,54,54,54,54,69,69,69,76,77,8,8,8,8,8,8, 8,8,8,8,8,29962,29967,29967,29968,29968,29969,29969,29968,29968,29969,29970, 29971,29972,29973,29972,29973,29973,29974,29973,29974,29977,29978]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. d4 c5 6. d5 b5 7. cxb5 a6 8. bxa6 Qa5+ 9. Nfd2 d6 10. O-O Bxa6 11. Nc3 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6a4,Ba4c3][%mdl 32]} 12. Qc2 {LiveBook: 7 Games} Rfc8 {A58: Benko/Volga Gambit: Lines with 5 bxa6} 13. Rb1 ( 13. Rd1 Rab8 14. Rb1 Ne5 15. h3 Nfd7 16. Nb3 Qb6 17. Bg5 h6 18. Bd2 Nc4 19. Be1 Qa7 20. Nc1 {1/2-1/2 (85) Socko,B (2636)-Andreikin,D (2688) Moscow 2012}) 13... c4 14. Rd1 Bb7 $146 {[%cal Rf6d5] The position is equal.} ({Predecessor:} 14... Rab8 15. Nf3 Bb7 16. e4 Nc5 17. Bf1 Na6 18. a3 Rc7 19. Nd4 Ng4 20. Ncb5 { 1-0 (28) Panczyk,K (2338)-Morris,G (2141) Monmouth 2000}) 15. Nf1 Nb6 {[%cal Rf6d5]} 16. Bd2 Na4 17. Ne3 Nxc3 18. bxc3 (18. Bxc3 {with more complications.} Qxa2 19. Qd2 Rc5 20. Bd4 Rcc8 21. Nc2) 18... Bxd5 19. Nxd5 Nxd5 20. Be1 Rc5 ( 20... Nxc3 $2 21. Bxa8 Rxa8 22. Rbc1 $18) 21. a4 Rac8 {[%cal Rg7c3]} 22. e4 Nf6 23. Rb7 R8c7 24. Rdb1 h5 25. R7b5 Qa7 (25... Rxb5 $11 26. Rxb5 Qa6) 26. Kh1 Ng4 27. Rb8+ Kh7 28. h3 Ne5 29. Bd2 Nd3 30. Be3 Qa5 31. Bxc5 Qxc5 32. Kg1 Be5 33. R8b5 Qa7 $1 34. Bf1 {Strongly threatening Kg2.} Bxg3 $1 35. Kg2 Bh4 {[%cal Rd3f2]} 36. Bxd3 cxd3 37. Qa2 Kg7 38. R1b3 (38. Qd2 $11 {keeps the balance.}) 38... Rc4 {[%mdl 1024] Black has strong compensation.} 39. R5b4 Rc5 (39... d5 $1 $17 40. Rxc4 (40. exd5 Qd7 $17) 40... dxc4) 40. Qd2 $1 $11 Rg5+ 41. Kf1 Qd7 42. Qxd3 Bg3 $1 43. Ke2 (43. fxg3 $2 Qxh3+ 44. Kf2 (44. Ke1 $2 Rxg3 45. Qd4+ e5 $19) 44... Qh2+ 45. Kf1 (45. Ke1 $2 Rxg3 46. Qd4+ e5 $19) 45... Rxg3 $19) 43... Qxh3 44. Qf3 {Black must now prevent Rb7.} ({But not} 44. fxg3 $2 Rxg3 45. Qd4+ f6 $19) 44... Qh4 $2 (44... h4 $11 {and Black stays safe.}) 45. Rb1 $1 $36 { [%mdl 2048] Black is under strong pressure.} ({Avoid the trap} 45. fxg3 $2 Rxg3 46. Qf2 Qg4+ 47. Ke1 Rg1+ 48. Qxg1 Qxg1+ 49. Ke2 h4 $19) 45... Bh2 46. Rh1 Rc5 47. Rd4 Qf4 $2 (47... Kf8 {keeps fighting.} 48. Qg2 Rxc3) 48. Qxf4 $2 (48. Qh3 $1 $18 {is the precise move to win.}) 48... Bxf4 {[%mdl 4096] Endgame KRR-KRB} 49. Kd3 Kh6 (49... Be5 $142) 50. Rd5 $16 Rc8 51. Rb5 Be5 52. c4 (52. Rb3 $142) 52... g5 53. a5 Ra8 54. c5 (54. Rh3 $14) 54... dxc5 $11 55. Rxc5 f6 56. f3 Bd6 57. Rb5 Bc7 58. Ra1 g4 $2 ({Black should try} 58... h4 $14) 59. fxg4 $18 hxg4 60. a6 g3 61. Ke2 Be5 62. Rxe5 (62. Rh1+ $1 $18 Kg5 63. Ra5) 62... fxe5 { [#] KR-KR} 63. Kf3 $1 Kg5 64. Kxg3 Ra7 65. Kf3 (65. Ra3 $16) 65... Kh4 66. Ke3 {Hoping for Kd3.} Kg4 67. Rg1+ (67. Ra5 $14) 67... Kh5 $11 68. Rh1+ (68. Ra1 $11 Kg5 69. Ra2) 68... Kg5 $14 69. Ra1 Kg4 $1 70. Ra5 e6 71. Ra1 ({Much worse is} 71. Rxe5 Rxa6 72. Rc5 Ra3+ 73. Kd4 Kf4 $11) 71... Kg3 72. Ra2 {Ra3 is the strong threat.} Kg4 73. Ra5 {And now Ra2 would win.} Kg3 74. Rxe5 (74. Ra3 $16) 74... Rxa6 $11 75. Rg5+ Kh4 76. Kf4 {Threatening Rg8.} Rb6 77. Rg1 {[%cal Rg1h1]} Kh5 78. Ke5 {aiming for Kf6.} Rb4 79. Rg8 Kh6 $2 {[%mdl 8192] [#]} ( 79... Kh4 $11) 80. Kf6 $1 {[%cal Rg8h8] White mates.} Kh7 81. Rg4 Rb6 82. e5 Ra6 83. Rg7+ Kh6 84. Rg2 {[%cal Rg2h2]} Kh5 85. Rg8 Kh4 86. Re8 Ra1 87. Kxe6 Kg5 88. Rg8+ Kf4 89. Kf6 Ra5 90. Rg1 {Precision: White = 47%, Black = 48%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Aravindh, Chithambaram VR."] [Black "Erigaisi Arjun"] [Result "0-1"] [ECO "C07"] [WhiteElo "2617"] [BlackElo "2458"] [Annotator "TA"] [PlyCount "90"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 29,90,33,52,-29,-39,-39,-27,-74,-40,-103,-83,-92,-108,-120,-119,-110, -119,-136,-100,-193,-123,-125,-131,-133,-110,-110,-101,-117,-84,-81,-85,-85, -81,-83,-82,-82,-83,-111,-112,-141,0,0,0,-260,-276,-1714,-1712,-1059,-943, -29988,-29989,-29993,-29994,-29994,-29994,-29994,-29995,-29995,-29982,-29994, -29990,-29990,-29987]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bf1 { C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} Bd6 13. Nf5 Bxh2+ 14. Kh1 O-O (14... Kf8 15. Qd4 exf5 16. Qxf6 h6 17. Qd4 Bd6 18. Bd2 Be6 19. Bc3 Rh7 { 0-1 (48) Karjakin,S (2781)-Caruana,F (2808) Paris 2017}) 15. Nxg7 Kxg7 { LiveBook: 3 Games} 16. Qd2 (16. Qd4 $1 $14 Qd8 17. Qh4) 16... Ng8 $11 { Threatens to win with ...Bd6.} 17. g3 $1 {[#]} Bxg3 $1 {[#]} 18. fxg3 $146 ({ Predecessor:} 18. Qg5+ Kh8 19. fxg3 f6 {1-0 (53) Mamedov,R (2688)-Kovalenko,I (2684) Tallinn 2016}) 18... Bd7 19. Qd4+ (19. Qg5+ $15 Kh8 20. Bd3) 19... f6 $17 20. Bf4 Bc6+ 21. Kg1 Qf7 $1 {...e5 is the strong threat.} 22. Bd6 Rfe8 23. Rad1 Rad8 ({Much less strong is} 23... Qh5 24. Bg2 $15) 24. c4 {[#]} (24. Qg4+ $17 Qg6 25. Qxg6+ hxg6 26. a3) 24... Qh5 (24... Nh6 $1 $19 25. Bg2 Bxg2 26. Kxg2 Nf5 27. Qg4+ Kh8) 25. Bg2 e5 26. Qb6 Bxg2 27. Kxg2 Qf7 28. Rd5 Ne7 29. Bxe7 Qxe7 30. Red1 {[%cal Rd5d8]} Rxd5 31. cxd5 {[%mdl 4096] Endgame KQR-KQR} Qd7 32. d6 Rc8 {Strongly threatening ...Rc2+.} 33. Rd2 Rc1 34. Qb3 Qf5 (34... Qc6+ $17 35. Qd5 Rc2) 35. Qxb7+ $11 Kg6 {White must now prevent ...Qf1+.} 36. Rf2 $2 {[%mdl 8192]} (36. Qd5 $11 {and White stays safe.}) 36... Qh5 $19 { [%csl Gc1][%cal Rh5h1]} 37. Rf1 $2 {[#]} (37. Qe4+ f5 38. Qh4 Qxh4 39. gxh4) 37... Qe2+ $1 38. Rf2 Qe1 {[%csl Gc1][%cal Re1h1]} 39. Kf3 f5 {Black mates.} 40. Rg2 Qd1+ 41. Re2 e4+ 42. Ke3 Qd3+ 43. Kf4 Qxe2 44. Qe7 Qd2+ 45. Ke5 Qxb2+ { Precision: White = 29%, Black = 72%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Zhao, Jun"] [Black "Wang, Hao"] [Result "1/2-1/2"] [ECO "C77"] [WhiteElo "2599"] [BlackElo "2713"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,80,20,19,47,32,34,7,0,0,25,0,0,0,15,0,2,0,9,-14,0,0,0,-25,-36,-77, -75,-75,-81,-73,-81,-77,-78,-82,0,0,10,9,10,10,10,10,10,10,10,10,10,8,9,8,8,0, 0,0,8,17,8,16,16,8,18,0,0,0,13]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. O-O Bg7 8. h3 O-O 9. Re1 Re8 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 10. Be3 {LiveBook: 5 Games} d5 11. Nbd2 h6 {White is slightly better.} 12. exd5 $146 ({Predecessor:} 12. Bxc6 bxc6 13. Qa4 Bd7 14. Qc2 Nh5 15. d4 f5 16. exf5 {1/2-1/2 (69) Nisipeanu,L (2687)-Sevian,S (2620) Tbilisi 2017}) 12... Nxd5 13. Bxc6 bxc6 14. Qa4 Bf5 15. Ne4 (15. Qxc6 Bxd3 16. Nc4 Re6 $17) 15... Rb8 16. Rab1 Nb6 17. Qc2 ({Much weaker is} 17. Qxc6 Bd7 $17) 17... g5 18. Rbd1 Nd5 19. Bc1 Nf4 20. d4 (20. Bxf4 {with more complications.} exf4 21. b4 Qd5 22. c4 Qd8 23. a3) 20... exd4 $1 21. Bxf4 gxf4 22. Nxd4 Bxe4 $1 23. Rxe4 Rxe4 24. Nxc6 {[#]} Qe8 $1 {[%cal Re8c6]} ({Reject} 24... Qxd1+ 25. Qxd1 Rxb2 26. Qd8+ Bf8 27. Qxc7 $11) 25. Nxb8 {[#]} Re6 (25... Re7 $1 $17 26. Nxa6 Re1+ 27. Kh2 f3 28. Rxe1 Qxe1 29. gxf3 Qf1) 26. Nd7 $36 {[%mdl 2048] The position is equal. White is more active.} f3 {Threatening ...Rg6.} 27. Qf5 Re1+ $1 28. Rxe1 Qxe1+ 29. Kh2 Qxf2 {[%csl Gf3][%cal Rf2g2]} 30. Qxf3 Qxb2 31. Qa8+ Kh7 32. Qe4+ Kg8 33. Qe8+ Kh7 34. Qe4+ Kg8 35. Qe8+ Kh7 36. Qxf7 {White wants to mate with Nf6+.} Qxc3 37. Nf8+ Kh8 38. Ng6+ Kh7 39. Nf8+ Kh8 {( -> ...Be5+)} 40. Ng6+ Kh7 {Precision: White = 43%, Black = 78%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Rozum, Ivan"] [Black "Diu Viacheslav"] [Result "1-0"] [ECO "A06"] [WhiteElo "2582"] [BlackElo "2426"] [Annotator "TA"] [PlyCount "85"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,85,9,22,14,72,74,85,88,113,122,120,120,119,121,108,130,139,145,193, 179,189,187,179,191,312,287,284,226,508,290,627,638,579,460,580,472,447,316, 310,310,302,281,308,292,278,306,423,423,423,423,422,416,418,415,29967,29968, 5143,400,744,742,29994,29995,29995,29996,29998,29999]} 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. O-O Nd7 6. cxd5 exd5 7. h3 {A11: English Opening: 1...c6} Bh5 8. d3 Ngf6 9. Qc2 (9. Nc3 Be7 10. e4 O-O 11. exd5 Nxd5 12. Nxd5 cxd5 13. Be3 Bc5 14. d4 Bd6 15. Rc1 Re8 16. Re1 Nb6 17. g4 Bg6 18. Ne5 Be4 19. Qb3 Bxg2 20. Kxg2 h5 {0-1 (56) Meier,G (2650)-Karjakin,S (2760) Riadh 2017}) 9... Bd6 10. e4 O-O 11. Nc3 Re8 {LiveBook: 11 Games} 12. Nh4 Be5 $146 {[#]} (12... Nc5 $11) ({Find the theoretical novelty and annotate with similar games:} 12... Nc5 13. f4 Ne6 14. Kh2 Bc5 15. Na4 Bf8 16. Nc3 Bc5 17. Na4 Bf8 {1/2-1/2 (47) Fodor, T (2493)-Pert,N (2566) Reading 2017}) 13. f4 $1 $16 {[%cal Rf4e5]} Bd4+ 14. Kh2 Nc5 {White should prevent ...dxe4.} 15. e5 Nfd7 16. Nf5 Bxc3 17. bxc3 {Hoping for d4.} Bg6 18. g4 Bxf5 19. gxf5 Qh4 20. d4 Ne4 21. Bxe4 dxe4 22. Qxe4 Nf6 ( 22... Nb6 {was worth a try.} 23. Rb1 Rad8) 23. Qf3 Nd5 24. Rg1 g6 $2 (24... Kh8 25. c4 Nb6) 25. f6 Rad8 $2 (25... Kh8 26. f5 gxf5) 26. f5 $18 Nxc3 27. Qxc3 Rxd4 {[#]} 28. e6 $1 Qxf6 (28... fxe6 29. Bg5) 29. Be3 Qe5+ 30. Rg3 Re4 31. Qxe5 ({Weaker is} 31. Bxa7 Qxf5 32. exf7+ Qxf7 $16) 31... Rxe5 32. Rf1 { Strongly threatening exf7+.} ({Not} 32. Bxa7 Rxf5 33. exf7+ Kxf7 $16) 32... fxe6 33. fxg6 Rf5 34. gxh7+ Kxh7 35. Rfg1 Re7 36. Bxa7 Ra5 37. Rg4 { Threatening mate with Rh4+.} Kh8 (37... Rh5 $18 38. Be3 Rf7) 38. Bd4+ e5 39. Rg8+ (39. Bc3 $142 Rxa2+ 40. Kh1) 39... Kh7 40. R8g5 {[%cal Rg5h5]} Rxa2+ 41. Kh1 {[%cal Rg5h5] White mates.} Kh6 42. Be3 Ra3 43. Rg6+ {Precision: White = 84%, Black = 40%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Pichot, Alan"] [Black "Lu Chan Hung"] [Result "1/2-1/2"] [ECO "B29"] [WhiteElo "2558"] [BlackElo "2181"] [Annotator "TA"] [PlyCount "115"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,115,23,28,60,0,46,0,0,0,0,0,0,-25,-50,-60,33,-55,-49,-45,4,-93,-40, -70,-67,-73,-27,-35,-9,-17,21,39,33,28,62,59,57,0,0,0,0,0,0,0,0,-18,7,6,24,29, 18,8,52,62,62,68,71,73,68,31,69,38,63,42,99,0,0,-24,15,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0]} 1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 {LiveBook: 44 Games} Ne7 {B29: Sicilian: 2 Nf3 Nf6 (Nimzowitsch Variation)} 7. b3 (7. Nb5 $14 Ng6 8. d4) 7... Ng6 $146 ({ Predecessor:} 7... a6 8. g3 Nbc6 9. Bg2 Ng6 10. Bb2 Be7 11. O-O O-O 12. Re1 b5 13. h4 Bb7 14. Ne2 {0-1 (35) Najer,E (2627)-Khismatullin,D (2584) Dagomys 2008} ) 8. Bb2 a6 9. Qe2 Nc6 10. O-O-O Qc7 11. Re1 b5 12. h4 h5 ({Better is} 12... Nd4 $15 13. Qe3 Bb7) 13. Qe3 ({White should play} 13. a4 $1 $14) 13... Bb7 14. Rh3 Be7 15. Kb1 (15. a4 $1 $11 {was the only way to keep the balance.}) 15... Rh6 ({Black should try} 15... O-O $17 16. Nd1 Rac8) 16. d3 Nd4 $1 17. Ng5 b4 18. Ne2 Nxe2 19. Bxe2 f4 20. Qd2 Bxg2 21. Rh2 Bc6 22. Qd1 {[#]} Nxh4 $1 { [%mdl 512]} 23. Rxh4 (23. Rg1 $1 $14 f3 24. Rxh4 fxe2 25. Qxe2) 23... Bxg5 $11 24. Rxh5 Rxh5 25. Bxh5+ Kd8 26. Qg4 Bh6 27. Bc1 Kc8 ({But not} 27... g5 $6 28. Bg6 $16 (28. Bxf4 Qb8 $14)) (27... a5 {is interesting.} 28. Bxf4 Qa7 29. Bxh6 gxh6 30. Qh4+ Kc7) 28. Bxf4 Kb7 29. Bxh6 gxh6 30. Qf4 Qd8 31. Bf3 ({Don't play } 31. Qxh6 Qh4 $15) 31... Qf8 32. Bxc6+ Kxc6 $14 {[%mdl 4096] Endgame KQR-KQR} 33. Qe4+ Kb6 34. Rh1 Rc8 35. Qe3 Qg7 36. Rxh6 Rf8 {[#]} 37. d4 (37. Rh4 $1 $16 {[%cal Rh4b4] Rxb4+ is the strong threat.} a5 38. f3) 37... Qg1+ $11 38. Kb2 Qxf2 39. dxc5+ {The position is equal.} Kc7 40. Rh3 Qxe3 41. Rxe3 {KR-KR} Kc6 42. Rd3 Rf5 43. a3 a5 44. Rd6+ Kxc5 45. Rxd7 Rxe5 46. Rb7 Kc6 47. Rb8 Rb5 48. Rc8+ Kd6 49. Rc4 Rc5 50. Rd4+ Ke5 51. Rd2 Ke4 52. Rh2 bxa3+ 53. Kxa3 e5 54. Kb2 Ke3 55. c4 Kd3 56. Rh8 a4 57. Rd8+ Ke4 $1 58. bxa4 {Precision: White = 53%, Black = 55%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Krysa, Leandro"] [Black "Tran, Minh Thang"] [Result "1/2-1/2"] [ECO "D77"] [WhiteElo "2548"] [BlackElo "2366"] [Annotator "TA"] [PlyCount "51"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,51,22,46,33,32,0,101,-75,32,28,32,19,44,27,29,28,36,-6,-11,-17,-11, -13,-13,-14,-12,-4,0,0,0,0,0,0,0,-2,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. Nf3 O-O 6. O-O dxc4 7. Na3 c3 8. bxc3 c5 9. Re1 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6} Nc6 {LiveBook: 29 Games} 10. Bb2 Ne4 (10... Nd5 11. e4 Nb6 12. Rb1 Bg4 13. d5 Ne5 14. c4 e6 15. Qb3 Bxf3 16. Bxf3 exd5 17. exd5 {1-0 (42) Meier,G (2647)-Van Wely,L (2656) chess.com INT 2018}) 11. d5 $146 {White is slightly better.} ({Predecessor:} 11. e3 f5 12. Nd2 Nxd2 13. Qxd2 e5 14. d5 e4 15. Nc4 Na5 16. Nxa5 Qxa5 {0-1 (48) Barseghyan, A (2020)-Babujian,L (2458) Yerevan 2017}) 11... Nb4 {[#]} (11... Bxc3 $6 12. Bxc3 Nxc3 13. Qb3 $16) (11... Na5 $11) 12. Nh4 $2 {[#]} (12. Ne5 $1 $16 { [%mdl 512]} Bxe5 13. Bxe4) 12... Bxc3 (12... f5 $1 $17) 13. Bxc3 $14 Nxc3 14. Qb3 $1 {[%cal Rb3c3]} Ncxd5 ({But not} 14... Nbxd5 $6 15. e4 $16) 15. Red1 { [%cal Rg2d5]} Qa5 $1 16. Nc4 Qa6 $1 ({Don't play} 16... Qd8 $6 17. a3 $16) 17. a3 Nb6 $1 {The position is equal.} 18. axb4 Qxc4 19. Qxc4 Nxc4 20. bxc5 a5 21. Nf3 Be6 22. Nd4 {Hoping for Rdc1.} Rac8 23. c6 bxc6 24. Nxc6 Rc7 25. Nxa5 Nxa5 26. Rxa5 {Precision: White = 63%, Black = 59%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Lei, Tingjie"] [Black "Tu, Hoang Thong"] [Result "1/2-1/2"] [ECO "C15"] [WhiteElo "2545"] [BlackElo "2414"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,47,-4,0,-14,-23,-42,-40,-37,0,-115,-114,-112,-110,-114,-105,-101,-71, -103,-119,-105,-103,-108,-89,-96,-67,-131,-118,-111,-59,-71]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Nbd7 9. Ne2 c5 10. g3 {C15: French: 3 Nc3 Bb4: Unusual White 4th moves} (10. Ng3 Qa5 11. Qd2 Nb6 12. dxc5 Qxc5 13. Qd4 Qxd4 14. cxd4 Bd7 15. c4 Rc8 16. c5 Nbd5 17. Bd2 h5 {1-0 (48) Nepomniachtchi,I (2728)-Sjugirov,S (2670) Sochi 2015}) 10... Qa5 { LiveBook: 3 Games} 11. Bg2 $146 ({Predecessor:} 11. Qd2) 11... b6 12. O-O { Threatening Bg5.Black has an edge.} Ba6 13. Qe3 Rc8 {White must now prevent ... cxd4.} 14. Bd2 {[#]} (14. Re1 $1 $11) 14... cxd4 $1 $17 15. cxd4 Ng4 $36 { [%mdl 2048] Black is really pushing.} 16. Bxa5 Nxe3 17. fxe3 bxa5 (17... Bxe2 { keeps more tension.} 18. Rf2 bxa5 19. Rxe2 f5 20. Rb1 Nb6) 18. Rfe1 Bxe2 19. Rxe2 f5 20. d5 Ke7 21. dxe6 Kxe6 22. Rf1 {[#]} (22. Rb1 $15) 22... Ne5 $1 23. Ref2 Rg5 (23... Rc3 $17 24. Rxf5 Nf3+ 25. R1xf3 exf3) 24. Rb1 $1 {Precision: White = 29%, Black = 56%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Vishnu Prasanna. V"] [Black "Hoang, Canh Huan"] [Result "1-0"] [ECO "A29"] [WhiteElo "2526"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "107"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,107,0,9,0,10,0,6,8,46,37,31,36,38,21,58,55,60,60,48,22,22,22,23,13, 28,26,37,22,41,47,46,52,42,26,66,60,61,52,77,60,86,79,96,102,111,105,94,98,106, 102,100,102,304,310,310,310,310,306,310,302,302,289,327,287,339,338,344,336, 382,382,382,381,452,383,582,539,652,607,639,632,709,672,839,824,942,897,1266, 1172]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. b3 O-O 9. Bb2 Re8 10. Rc1 Bf8 11. d3 {A29: English Opening: Four Knights Variation with 4 g3} a5 {LiveBook: 5 Games} (11... Bg4 12. h3 Bh5 13. Ne4 Rb8 14. Nc5 Bxc5 15. Rxc5 f6 16. a3 Qd7 17. b4 Bf7 18. Qc2 Rbc8 19. Rc1 a6 20. Nd2 Nd5 {1-0 (52) Eljanov,P (2711)-Ganguly,S (2650) Riadh 2017}) 12. a3 Bg4 13. Re1 $146 {The position is equal.} ({Predecessor:} 13. h3 Be6 14. Ne4 Nd4 15. Ned2 Nxf3+ 16. Nxf3 f6 17. Qc2 c5 {1/2-1/2 (69) Murshed,N (2449)-Rahman,S (2252) Dhaka 2016}) 13... Rb8 14. Ne4 Bxf3 15. Bxf3 Nd4 16. Bg2 c6 17. Nd2 Nb5 18. Nc4 Nxc4 19. bxc4 Nc7 {[%cal Bb5c7,Bc7a6,Ba6c5][%mdl 32]} 20. Qd2 Na6 21. Qc2 Nc5 22. a4 Qd7 23. Red1 Qe6 24. e3 Qg6 25. Bc3 Ra8 26. Rb1 Red8 {[%cal Rc5d3]} 27. Bxe5 {Threatens to win with e4.} Nxd3 28. Bd4 Nc5 29. Rd2 Rab8 30. h4 Qxc2 31. Rxc2 Nxa4 {[#]} 32. c5 $1 b6 33. cxb6 c5 34. Be5 Rxb6 35. Ra1 $36 { [%mdl 2048] White has strong initiative.} Rb4 36. Bc7 Rd3 $2 {[#]} (36... Rd7 $16 37. Bxa5 Rb2) 37. Bxa5 $18 Nb6 38. Bxb4 cxb4 39. Rc6 Nd7 40. Bf1 Rd2 41. Rc7 b3 42. Rb7 b2 43. Rb1 Ne5 44. R7xb2 Rd6 45. Be2 g6 46. Rc2 h5 47. Rb7 Rf6 ( 47... Rd7 $142) 48. Kg2 {White is clearly winning.} Kg7 49. f4 Nc6 50. Bf3 Ne7 51. e4 {[%cal Be3e4,Be4e5][%mdl 32]} Ra6 52. Rcc7 Kf6 53. Bd1 Ra8 54. e5+ { Precision: White = 83%, Black = 37%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Deepan Chakkravarthy J."] [Black "Bui, Vinh"] [Result "0-1"] [ECO "B42"] [WhiteElo "2520"] [BlackElo "2400"] [Annotator "TA"] [PlyCount "108"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,108,65,23,41,61,56,0,0,0,56,28,25,37,55,-24,-19,-19,-16,-14,-18,-55, -46,-46,-39,-33,-32,-65,0,0,0,0,0,0,0,-18,0,0,17,0,0,0,0,0,7,0,0,0,0,32,20,8,8, 14,51,36,75,34,39,0,0,0,6,0,0,0,0,0,0,0,0,-1228,-1262,-6536,-2939,-12828,-4499, -1702,-1514,-497,-473,-2015,-1274,-12845,-12846,-12847,-12847]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. O-O d6 8. c4 Nd7 9. Nc3 Ngf6 10. f4 {B42: Sicilian: Kan Variation: 5 Bd3} (10. a4 b6 11. a5 O-O 12. axb6 Nxb6 13. Be3 Qc7 14. Na5 Rb8 15. b4 Nfd7 16. Rc1 Ne5 17. Be2 Nbd7 {1-0 (64) Kasimdzhanov,R (2704)-Gajewski,G (2654) Berlin 2015}) 10... b6 11. Qe2 Qc7 12. Bd2 Bb7 13. Rae1 {LiveBook: 59 Games} g6 14. e5 Nh5 15. exd6 (15. f5 $14 Nxe5 16. fxe6 fxe6 17. Nd4) 15... Bxd6 $11 {[%cal Rh5f4]} 16. Nd5 Qb8 $146 (16... Qd8 $11) 17. g4 Ng7 18. Qf2 b5 19. Nb6 (19. f5 $14 O-O 20. f6 bxc4 21. Ne7+ ( 21. fxg7 Kxg7 22. Bxc4 exd5 $15) (21. Bxc4 exd5 22. fxg7 Kxg7 $15) 21... Bxe7 22. fxe7 cxd3 23. exf8=N (23. exf8=R+ Qxf8 24. Qd4 Bd5 $14) 23... Qxf8 24. Qd4) 19... Nxb6 20. Qxb6 bxc4 21. Bxc4 O-O 22. Na5 Bd5 23. Qxb8 Raxb8 24. Bxd5 exd5 25. b3 Rfc8 (25... f5 $15 26. h3 fxg4 27. hxg4 Rfc8) 26. Rc1 $1 f5 27. Nc6 Ra8 28. h3 {[%cal Bh2h3,Bh3g4,Bg4f5,Bf5f6][%mdl 32]} Ne6 29. b4 Rf8 30. Rce1 Rae8 31. a4 fxg4 32. hxg4 Nc7 33. f5 gxf5 34. Rxf5 Rxe1+ 35. Bxe1 Rxf5 36. gxf5 { [%mdl 4096] Endgame KBN-KBN} Kf7 37. Bc3 Ne8 38. Kg2 Ng7 39. Nd8+ Ke8 $1 40. f6 $1 {[%cal Rf6g7]} Nf5 41. Ne6 Kf7 42. Nd8+ Kg6 43. Nb7 Bf8 44. b5 axb5 45. a5 b4 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 46. Bb2 {Black must now prevent a6.} Nd6 47. Nxd6 $4 {[%mdl 8192]} (47. Nd8 $11) 47... Bxd6 {KB-KB. Black is clearly winning.} 48. Bd4 b3 49. a6 Bb8 50. Kf3 h5 {[%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 51. Ke2 h4 52. Kd3 ({Not} 52. a7 {[#]} Bxa7 $1 {[%mdl 512]} 53. Be5 h3) (52. Be5 $142 Bxe5 53. f7 $1 {[%mdl 512]}) 52... h3 {...h2 is the strong threat.} 53. Be5 b2 54. Kc2 Bxe5 {Precision: White = 32%, Black = 69%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Saduakassova Dinara"] [Black "Shyaamnikhil P"] [Result "1-0"] [ECO "A58"] [WhiteElo "2479"] [BlackElo "2394"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,77,38,61,39,53,41,59,48,81,83,103,98,89,93,113,109,110,104,109,104, 117,122,131,108,139,136,154,122,140,138,137,119,114,112,115,129,128,123,129, 125,160,159,158,128,116,52,129,127,131,132,122,131,281,238,261,271,336,339,352, 327,364,269,324,310,656,648]} 1. d4 Nf6 2. c4 {[%cal Bc2c4,Bc4b5][%mdl 32]} c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6} Bg7 (6... Bxa6 7. Nf3 Bg7 8. e4 Bxf1 9. Kxf1 d6 10. g3 O-O 11. Kg2 Na6 12. Qe2 Qb6 13. Rd1 Qb7 14. Rb1 Nd7 15. Bg5 Rfe8 16. a3 Nc7 17. Qc2 Nb6 18. a4 Rac8 19. b3 e6 20. dxe6 Nxe6 {1-0 (27) Jakovenko,D (2714)-Zvjaginsev,V (2673) Moscow 2016}) 7. Nf3 O-O {LiveBook: 114 Games} 8. a7 {White is slightly better. } Rxa7 9. e4 d6 10. Be2 Ba6 11. O-O Qb6 12. a4 Nbd7 13. Ra3 $36 {[%mdl 2048] White is in control.} Bxe2 $146 ({Predecessor:} 13... Rb8) 14. Qxe2 Qb4 15. Nd2 Ne8 16. Rb3 Qa5 17. Nc4 Qd8 18. Ra3 Nc7 19. Bg5 h6 20. Bd2 Qb8 21. Rb1 Kh7 22. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Ne5 23. Nxe5 Bxe5 24. h5 g5 25. Nd1 Qa8 26. a5 Rb8 27. Qf3 Kg8 28. Ne3 {[#] Threatens to win with Nf5.} Nb5 29. Nf5 (29. Ra4 $16) 29... Kh7 ({Black should try} 29... Nxa3 $14 30. Nxh6+ Kg7 31. Nf5+ Kh7 32. Qxa3 Rab7) 30. Ra4 $16 e6 {[#]} 31. Ne3 $1 Nd4 32. Qd1 f5 (32... Qb7 $16 { was necessary.}) 33. exf5 $18 exf5 34. Bc3 f4 35. Nc2 ({Less strong is} 35. Bxd4 cxd4 36. Qd3+ Kh8 $16) 35... Qxd5 36. Nxd4 ({Weaker is} 36. Bxd4 cxd4 37. Nxd4 Rc8 $18) 36... cxd4 37. Qd3+ Kg8 38. Rd1 Qb3 $2 (38... g4 39. Rxd4 Bxd4) 39. Rxd4 {Precision: White = 71%, Black = 53%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Dao, Thien Hai"] [Black "Wang, Jue"] [Result "1/2-1/2"] [ECO "D45"] [WhiteElo "2474"] [BlackElo "2354"] [Annotator "TA"] [PlyCount "50"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,50,2,21,0,0,0,0,-34,11,-16,-3,-45,0,-7,-4,-8,14,14,14,17,13,7,26,24, 24,22,26,-10,-5,-6,-7,-10,-8]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. g4 Nxg4 8. Rg1 Qf6 9. Rxg4 {D45: Semi-Slav: 5 e3} Qxf3 10. Rxg7 Nf6 {LiveBook: 47 Games} (10... Nf8 {NOTEXT} 11. Rg1 Bxh2 12. Be2 Qh3 13. Rf1 Ng6) 11. Qe2 (11. Rg5 {NOTEXT} Qh1 12. Bd2 Qxh2 13. O-O-O Qxf2 14. Bd3) ( 11. Rg5 Qh1 12. Bd2 Bd7 13. O-O-O Qxh2 14. f4 Rg8 15. Bd3 O-O-O 16. cxd5 exd5 { 0-1 (74) Wei,Y (2694)-Sethuraman,S (2647) Tashkent 2016}) 11... Qxe2+ 12. Bxe2 Bd7 $146 ({Find the theoretical novelty and annotate with similar games:} 12... Kf8 13. Rg2 e5 14. cxd5 Nxd5 15. Nxd5 cxd5 16. dxe5 Bxe5 {1-0 (37) Dobrov,V (2511)-Sveshnikov,V (2394) Jurmala 2014}) 13. f4 Bf8 14. Rg2 O-O-O 15. Bd2 Be7 16. O-O-O Rhg8 17. Rdg1 Rxg2 18. Rxg2 Rg8 19. Rxg8+ Nxg8 20. e4 {[%cal Rc4d5, Be3e4,Be4e5][%mdl 32]} Bf6 21. e5 Bh4 22. f5 f6 23. Bh5 {[#] Hoping for Bf7.} Ne7 {The position is equal.} 24. fxe6 Bxe6 25. cxd5 cxd5 {Precision: White = 43%, Black = 49%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Karthikeyan, P.."] [Black "Nguyen Ngoc Truong Son"] [Result "1/2-1/2"] [ECO "D11"] [WhiteElo "2473"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "40"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,40,-25,0,0,0,9,9,-19,23,11,34,10,45,-52,-54,-50,-7,-25,21,25,26,22, 58,40,86,94,97,96,108]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 O-O 7. Bd3 dxc4 {LiveBook: 4 Games. D11: Slav Defence: 3 Nf3 sidelines and 3... Nf6 4 e3 Bg4} 8. Bxc4 Bf5 {[%cal Bc8f5,Bf5e4,Be4c6][%mdl 32]} 9. Qe2 Nbd7 { The position is equal.} 10. O-O c5 $146 ({Predecessor:} 10... Nb6 11. Bb3 a5 12. a3 a4 13. Ba2 Nbd5 14. Be5 Qb6 15. Rc1 {1-0 (44) Mareco,S (2603)-Palozi,P (2259) Curitiba 2010}) 11. Nc3 a6 12. Nh4 Be4 13. f3 ({White should try} 13. Rfd1 $14) 13... Bc6 $15 14. d5 Nxd5 (14... Bb5 $5) 15. Nxd5 {[#] Strongly threatening Bc7.} e6 16. Bc7 Qxh4 17. g3 $1 $36 {[%cal Rg3h4][%mdl 2048] White is pushing.} Qg5 18. h4 Qxd5 19. Bxd5 exd5 20. Qd2 Rfe8 {Precision: White = 59%, Black = 30%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Santiago, Yago De Moura"] [Black "Mareco, Sandro"] [Result "0-1"] [ECO "E11"] [WhiteElo "2473"] [BlackElo "2635"] [Annotator "TA"] [PlyCount "82"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,82,36,17,17,20,44,49,50,4,13,0,12,0,28,0,-14,-36,-42,-37,-43,-52,-50, -47,-37,-55,-26,-66,-54,-83,-78,-112,-120,-159,-160,-168,-150,-202,-189,-296, -320,-304,-311,-298,-295,-292,-295,-345,-372,-445,-352,-631,-630,-806,-770, -899,-887,-837,-759,-903,-904,-890,-888,-951,-942,-1304,-1282,-1329,-1246]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {E11: Bogo-Indian} 7. Qc2 (7. Be2 c5 8. d5 e5 9. Qc2 Nbd7 10. Nf1 a6 11. Bd2 Nh5 12. g3 g6 13. Ne3 Ng7 14. Bd3 {1/2-1/2 (35) Ding,L (2774)-Carlsen,M (2837) Saint Louis 2017}) 7... Nbd7 8. Be2 c5 9. d5 {LiveBook: 6 Games} exd5 10. cxd5 Ng4 {[%cal Bf6g4, Bg4e5,Be5g6][%mdl 32]} 11. O-O Bf6 12. Nb1 Re8 13. Nc3 a6 {[#]} 14. Nd2 $146 ({ Predecessor:} 14. a4) 14... Nge5 15. f4 Ng6 16. Nc4 Bd4+ $1 17. Kh1 $1 Nf6 18. f5 Ne5 19. Nxe5 Bxe5 20. Bf3 b5 {[%cal Bb7b5,Bb5b4,Bb4b3][%mdl 32]} 21. Ne2 h6 22. Bd2 a5 23. Rf2 Ba6 24. Rg1 b4 25. g4 Nh7 26. Be3 (26. Rb1 $17 {might work better.}) 26... Rb8 $19 {[%cal Ba8b8,Bb8b4,Bb4a4][%mdl 32]} 27. a4 (27. Rb1 { is a better defense.}) 27... Ng5 28. Bg2 b3 29. Qb1 Bxe2 30. Rxe2 Rb4 31. Bd2 Rxa4 32. Qe1 Nh7 33. h4 $2 {[#]} (33. Bc3 Qf6 34. Bxe5 Qxe5 35. Qd2) 33... Bxb2 {Black is clearly winning.} 34. g5 Ra1 35. Qg3 Rxg1+ 36. Kxg1 Bd4+ 37. Kh1 b2 38. Re1 Be5 39. Qe3 a4 40. f6 hxg5 41. hxg5 Qb8 {Precision: White = 27%, Black = 80%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Nguyen, Van Huy"] [Black "Wen Yang"] [Result "1/2-1/2"] [ECO "A41"] [WhiteElo "2454"] [BlackElo "2608"] [Annotator "TA"] [PlyCount "60"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,60,22,25,10,37,22,25,27,13,19,8,20,18,8,12,0,10,0,0,0,0,0,19,0,0,0,0, 0,0,0,5,10,7,17,20,0,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. O-O O-O 6. a4 a5 7. Re1 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} Nbd7 8. e4 e5 9. Nc3 Re8 {LiveBook: 32 Games} 10. b3 (10. Be3 b6 11. h3 Bb7 12. Nh2 Rb8 13. dxe5 Nxe5 14. Rb1 Nc4 15. Bd4 c5 16. Bxf6 Bxf6 17. Qd3 Ne5 18. Qd2 Nc4 19. Qd3 Ne5 20. Qd2 {1/2-1/2 (20) Aronian,L (2799) -Kasparov,G (2812) Saint Louis 2017}) 10... b6 11. Bb2 $146 ({Predecessor:} 11. Ba3 Bb7 12. d5 Nf8 13. Nd2 h5 14. h4 Ng4 15. Nc4 f5 16. Bc1 {0-1 (58) Dedebas, E (2258)-Amartuvshin,G (2201) Ahmedabad 2017}) 11... exd4 12. Nxd4 Bb7 13. Qd2 {The position is equal.} Nc5 {[%cal Rf6e4]} 14. f3 Qd7 15. Rad1 Re7 16. Bf1 Rd8 17. Bb5 c6 18. Bf1 Qe8 19. Qc1 Nfd7 {[%cal Bf6d7,Bd7e5,Be5d3][%mdl 32]} 20. Nde2 Ne5 21. Bg2 d5 22. exd5 cxd5 23. Nb5 Ned3 24. cxd3 {[#] aiming for Bxg7.} Rxe2 25. Bxg7 Kxg7 26. Nd4 Re7 27. Nf5+ gxf5 28. Qg5+ Kf8 29. Qh6+ Kg8 30. Qg5+ Kf8 {Precision: White = 61%, Black = 63%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Harsha Bharathakoti"] [Black "Bogdanovich, Stanislav"] [Result "1-0"] [ECO "A57"] [WhiteElo "2443"] [BlackElo "2560"] [Annotator "TA"] [PlyCount "54"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,54,35,52,5,25,22,41,35,94,93,100,91,96,102,108,99,105,95,81,73,100, 107,116,108,112,91,112,94,159,35,39,37,99,99,100,110,220]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. Nf3 O-O 8. a4 d6 9. Be2 {A57: Benko/ Volga Gambit} (9. Ra3 Bb7 10. Be2 axb5 11. Bxb5 Na6 12. O-O Nc7 13. Bc4 e6 14. e4 Nxe4 15. Nxe4 exd5 16. Rb3 Bc6 17. Rb6 Qd7 18. Nxd6 dxc4 19. Nxc4 Qxd1 20. Rxd1 Bxf3 21. gxf3 Rxa4 {0-1 (61) Gozzoli,Y (2561)-Bauer,C (2618) Saint-Quentin 2015}) 9... axb5 10. Bxb5 Ba6 {LiveBook: 20 Games} 11. Bd2 { White is slightly better.} Nbd7 12. O-O Qb6 13. e4 Rfb8 $146 (13... Bxb5 $14 14. axb5 Rxa1 15. Qxa1 Rb8) ({Predecessor:} 13... Bxb5 14. axb5 Rfb8 15. Qe2 Ne8 16. Ra3 Nc7 17. Rfa1 Rxa3 18. Rxa3 Bxc3 19. Rxc3 {1/2-1/2 (52) Drewes,T (1844)-Gould,C (1974) Schweinfurt 2016}) 14. Qc2 $16 Bxb5 15. Nxb5 Ne8 16. Bc3 Nc7 17. Nxc7 Qxc7 18. Bxg7 Kxg7 19. Nd4 Rb7 20. Nb5 Qa5 21. b3 Qb4 22. Rac1 Nb6 23. e5 c4 {[#]} (23... dxe5 $142 24. Qxc5 Qxc5 25. Rxc5 Nc8) 24. bxc4 ({ Only move:} 24. Qe4 $1 $16) 24... dxe5 $14 25. Qe4 {Strongly threatening d6.} f6 (25... Qc5 $1 $14) 26. d6 Rab8 27. Nc7 {aiming for Rb1.} Nd7 {Precision: White = 45%, Black = 53%.} (27... Nxa4 $16 28. Qc6 Rb6) 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Nguyen Anh Khoi"] [Black "Tran, Tuan Minh"] [Result "1-0"] [ECO "A62"] [WhiteElo "2435"] [BlackElo "2522"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,47,31,19,-11,142,141,175,167,212,210,243,251,252,240,253,241,361,343, 365,345,345,335,322,307,781,727]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Na6 11. Re1 { A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} Bf5 12. Nh4 Bd7 {LiveBook: 6 Games} 13. Bxd6 $146 {The position is equal.} ({Predecessor:} 13. e4 c4 14. Qd2 Nc5 15. Bxd6 Nd3 16. Nf3 Ng4 17. Re2 Qb6 18. Bf4 Qxb2 19. Qxb2 Nxb2 {0-1 (40) Navara,D (2737)-Morozevich,A (2675) Biel 2017}) 13... g5 $2 ( 13... Ng4 $1 $11) 14. Nf3 $16 {[%cal Bh4f3,Bf3d2,Bd2c4,Bc4e5,Be5d3,Bd3f4][%mdl 32]} Qb6 15. Be5 g4 {[#]} 16. Nd2 $1 Rxe5 17. Nc4 $1 {[%csl LRb6,LRe5]} Qb4 ({ Avoid the trap} 17... Qc7 $2 18. d6 $18) 18. Nxe5 {aiming for Rb1.} Qxb2 19. Rc1 {e4 is the strong threat.} Re8 (19... Ne4 $142) 20. Nd3 Qa3 21. e4 c4 22. Nf4 Re5 23. Qd4 Nc5 $2 {[#]} (23... Ne8 24. Qxc4 Nd6) 24. Qxe5 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Pham Chuong"] [Black "Sivuk, Vitaly"] [Result "1/2-1/2"] [ECO "E73"] [WhiteElo "2393"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "120"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,120,47,52,3,42,29,54,0,43,40,61,56,47,50,57,39,45,52,54,35,35,20,16, 13,1,0,0,0,0,0,0,0,0,0,0,0,0,0,38,0,81,-35,0,0,0,-97,-68,-80,0,0,0,0,45,29,9, -76,0,0,0,0,0,0,0,0,0,6,2,20,196,0,0,-54,152,0,100,-60,148,0,380,358,332,8,8,8, 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,0,8]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 7. Qd2 c6 8. f3 {E73: King's Indian: Averbakh Variation without 6...c5} (8. Rd1 Nc7 9. Bf3 Be6 10. b3 Qc8 11. h3 b5 12. cxb5 cxb5 13. Nge2 b4 14. Na4 Rb8 15. Rc1 Qd8 {1/2-1/2 (49) Le,Q (2726)-Naiditsch,A (2712) Danzhou 2017}) 8... Nc7 {LiveBook: 5 Games} 9. Be3 Rb8 $146 ({ Predecessor:} 9... e5 10. d5 cxd5 11. cxd5 Nh5 12. O-O-O Bd7 13. Bd3 b5 14. Kb1 Qb8 {0-1 (49) Buckley,G (2417)-Trent,L (2387) London 2005}) 10. a4 {White is slightly better.} Na6 11. g4 (11. Bd1 $14) 11... c5 12. d5 Nb4 13. Nh3 e6 14. Nf2 exd5 15. cxd5 a6 16. h4 h5 17. Bg5 Qe8 18. Rc1 hxg4 19. fxg4 Nh7 20. Be3 Bd7 21. h5 Bxa4 22. Bh6 {[#]} g5 $1 {[%mdl 512]} 23. Bxg5 Nxg5 24. Qxg5 Kh8 $1 25. Qf4 Rd8 26. g5 Nc2+ 27. Kf1 Nd4 (27... Be5 $1 $11 28. Qd2 Nd4) 28. Nxa4 ( 28. Ng4 $16 {Threatens to win with h6.} Bb3 29. Rh2) 28... Nxe2 29. Kxe2 Qxa4 30. g6 (30. Ng4 $11) 30... Qb5+ 31. Kd1 {h6 is the strong threat.} fxg6 (31... Kg8 $1 $17 {aiming for ...fxg6.} 32. Rc2 fxg6) 32. hxg6+ $11 Kg8 33. Qh4 { [%csl Gg6,Gh1][%cal Rh4h7]} Rf6 (33... Rxf2 $5 34. Qxf2 Qd3+ 35. Qd2 Qxe4 $11) 34. Rc2 $1 Re8 35. Rg1 (35. Kc1 $11) 35... Kf8 (35... Qa4 $17 {Strongly threatening ...Qa1+.} 36. Rh1 b6) 36. Kc1 Qb3 37. Rg3 Qb4 {Black wants to play ...Qe1+.} 38. Rg1 Qd4 39. Kb1 Qe3 40. Qh2 Qf4 41. Qh3 Ke7 $2 (41... Qh6 $11) 42. Qb3 $2 (42. Qh7 $18 Qh6 43. e5) 42... b5 43. Qh3 (43. Nd3 $11 Qe3 44. Re1) 43... Qh6 $2 (43... Rh8 $15 44. Qd3 Qh2) 44. Qg3 $2 (44. Qxh6 $16 Bxh6 45. e5 $1 {[%mdl 512]}) 44... Qf4 {[#]} (44... Qh5 $1 $11 {remains equal.}) 45. Qh3 $2 (45. e5 $1 $16 {[%cal Re5f6]} dxe5 46. Qg2) 45... Qh6 $2 (45... Rh8 $15 { stays ahead.} 46. Qd3 Qh2) 46. Qg3 (46. Qxh6 $16 Bxh6 {[#]} 47. e5 $1 {[%mdl 512]}) 46... Ref8 $2 {[%mdl 8192]} (46... Qf4 $11) 47. e5 $18 Rf3 48. exd6+ $2 (48. Qg4 $18 {Qe6+ would kill now.} Kd8 49. Qe6 (49. Rh1 Qf4 $17) 49... Bxe5 50. g7 Qxe6 51. gxf8=R+ Rxf8 52. dxe6) 48... Kd8 $11 {The position is equal.} 49. Qg2 {Black must now prevent Ne4.} Qf4 {[%cal Rf3f2]} 50. Nh3 Rf1+ 51. Rxf1 Qxf1+ 52. Qxf1 Rxf1+ {[%mdl 4096] Endgame KRB-KRN} 53. Ka2 {And now Ng5 would win.} c4 54. Rf2 Rxf2 55. Nxf2 {KB-KN} Kd7 56. Ne4 a5 $132 {[%mdl 2048] Black is fighting back} 57. b3 cxb3+ 58. Kxb3 Be5 59. Ka3 Bg7 60. Kb3 Be5 {Precision: White = 39%, Black = 44%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Nguyen, Van Hai"] [Black "Xu Yi"] [Result "1/2-1/2"] [ECO "C92"] [WhiteElo "2335"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "29"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,29,28,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Ng5 $146 Rf8 12. Nf3 Re8 13. Ng5 Rf8 14. Nf3 Re8 15. Ng5 {LiveBook: 2440 Games. C92: Closed Ruy Lopez: 9... Be6, Karpov and Flohr-Zaitsev Variations} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.12"] [Round "5"] [White "Zou, Chen"] [Black "Le, Tuan Minh"] [Result "0-1"] [ECO "B78"] [WhiteElo "2291"] [BlackElo "2489"] [Annotator "TA"] [PlyCount "66"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 31,66,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-25,-130,-405,-401,-542,-535,-535, -528,-1195,-1118,-1065,-1064,-864,-609,-3376,-3238,-2018,-1198,-29993,-29994, -29994,-29995]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Rb8 11. Bb3 Na5 12. Bh6 {B77: Sicilian Dragon: Yugoslav Attack, 9 Bc4 sidelines} (12. h4 b5 13. h5 Nc4 14. Bxc4 bxc4 15. hxg6 fxg6 16. Bh6 Qb6 17. b3 Bxh6 18. Qxh6 Qa5 19. Kb2 Rfc8 20. Nd5 cxb3 21. axb3 Kf7 22. Qd2 Qxd2 23. Rxd2 {1/2-1/2 (46) Fedoseev,V (2724) -Nakamura,H (2787) Moscow 2018}) 12... Bxh6 13. Qxh6 b5 {[%cal Bb7b5,Bb5b4] [%mdl 32]} 14. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} e5 15. Nde2 b4 16. Nd5 Nxb3+ { LiveBook: 54 Games} 17. axb3 {[#] Threatens to win with h5.} Nxd5 18. Rxd5 Rb6 19. h5 g5 20. Rxd6 f6 $146 21. Rhd1 Rxd6 22. Rxd6 Qe7 $36 {[%mdl 2048] Black has the initiative.} 23. Rd2 a5 24. Ng3 $2 {[%mdl 8192] [#]} (24. Kd1 $17) 24... Be6 $1 $19 25. Nf5 Bxf5 $1 26. exf5 {[%mdl 4096] Endgame KQR-KQR} Ra8 27. Kd1 a4 28. bxa4 Rxa4 29. Rd3 Ra8 {White must now prevent ...e4.} 30. Ke1 e4 31. Re3 Qd6 {( -> ...Qg3+)} 32. fxe4 Ra1+ 33. Kf2 Qd2+ {Precision: White = 27%, Black = 92%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Wang, Hao"] [Black "Harsha Bharathakoti"] [Result "1-0"] [ECO "C95"] [WhiteElo "2713"] [BlackElo "2443"] [Annotator "TA"] [PlyCount "103"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 29,103,57,59,10,5,13,18,12,20,16,42,34,20,22,28,22,42,62,62,62,84,75,89, 10,22,13,27,2,35,25,50,61,184,183,189,182,193,180,188,175,176,141,228,220,208, 218,277,262,285,275,314,317,324,268,319,316,326,324,321,298,287,275,268,256, 231,231,220,185,643,643,823,789,1291,1127,29981,29982]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. a4 c5 14. d5 c4 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4} 15. b3 cxb3 {LiveBook: 33 Games} 16. Bxb3 (16. Nxb3 Qc7 17. Be3 Nb6 18. Nbd2 Nfd7 19. axb5 {1/2-1/2 (19) Areshchenko,A (2678) -Efimenko,Z (2651) Rivne 2016}) 16... Qc7 {[#] The position is equal.} 17. Re3 $146 ({Predecessor:} 17. Bb2 Nc5 18. Bc2 bxa4 19. Re3 Nfd7 20. Bxa4 Nxa4 21. Qxa4 a5 22. c4 {1-0 (44) Parligras,M (2552)-Reichmann,E (2331) Austria 2009}) 17... Nc5 18. Ba3 Nfd7 19. c4 Qa5 20. cxb5 axb5 21. axb5 Qxb5 22. Bc4 Qb6 23. Rb1 Qc7 $1 24. Bb5 Reb8 25. Qc2 $36 {[%mdl 2048] White has strong initiative.} Qd8 {[#]} 26. Rc1 (26. Bxd7 $1 $16 Nxd7 27. Nc4) 26... Ba6 $11 27. Bc6 Ra7 28. Nc4 Rc8 (28... Bxc4 $5 29. Qxc4 g6 $14) 29. Bb4 Bb7 30. Na5 Rxa5 ({Black should play} 30... Na6 $14 31. Bd2 (31. Nxb7 Nxb4 32. Nxd8 Nxc2 $14) 31... Ba8) 31. Bxb7 Rb8 32. Bxa5 Qxa5 33. Bc6 {And now Bxd7 would win.} Nf6 34. Ree1 Rb4 35. Nd2 g6 (35... Rd4 $16) 36. Ra1 $18 Qc7 37. Reb1 Rxb1+ 38. Qxb1 ({Less strong is} 38. Nxb1 Nfxe4 39. Nc3 Nxc3 $16) 38... Kg7 39. g3 h5 40. h4 Ng4 41. Ra8 g5 42. hxg5 Bxg5 43. Nc4 h4 44. gxh4 Bxh4 45. f3 Nh6 46. Re8 Qa7 {[#] ... Nxe4+ is the strong threat.} 47. Kh1 Kh7 48. Bb5 {Black must now prevent Qf1.} Nb3 $2 (48... Nd7) 49. Qxb3 Qf2 {( -> ...Bg3)} 50. Qe3 Qf1+ 51. Kh2 Ng4+ 52. fxg4 {Precision: White = 79%, Black = 46%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Mareco, Sandro"] [Black "Zhao, Jun"] [Result "1-0"] [ECO "A50"] [WhiteElo "2635"] [BlackElo "2599"] [Annotator "TA"] [PlyCount "157"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,157,39,28,38,31,25,-1,7,-12,0,-29,-17,-35,-33,-37,-32,-44,-22,-29, -29,-45,0,-53,-30,-64,-80,-75,-16,-22,0,0,0,0,0,-52,-56,-159,0,0,23,28,20,26, 14,16,16,26,16,20,15,18,33,33,30,37,37,6,10,9,34,24,50,56,41,45,58,55,147,137, 143,153,140,89,89,89,90,90,96,83,105,84,87,89,270,263,269,140,354,357,347,296, 296,75,76,69,74,75,82,89,135,99,96,98,5293,12833,12832,12833,12833,12835,12835, 12836,12836,12834,12840,12841,12841,12839,12843,12843,12843,12841,12842,12842, 12843,12843,12843,12844,12843,12843,12844,12844,12845,12845,12845,12843,12844, 12844,12845,12845,12845,12844,12844,12841]} 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. Nf3 Bg7 6. Be2 O-O 7. O-O b6 8. b4 Bb7 {D94: Grünfeld: 4 Nf3 Bg7 5 e3} ( 8... Ne4 9. Bb2 Nxc3 10. Bxc3 Bb7 11. Qb3 Nd7 12. a4 a6 13. Rfd1 e6 14. Qb2 Re8 15. Nd2 Qe7 16. Bf1 {0-1 (31) Anton Guijarro,D (2607)-Li,C (2711) Germany 2015} ) 9. a4 {LiveBook: 3 Games} dxc4 10. Bxc4 Nd5 {White is slightly better.} 11. Na2 $146 ({Predecessor:} 11. Bxd5 cxd5 12. b5 Nd7 13. Ba3 Rc8 14. Qb3 Re8 15. Rac1 e6 16. Na2 {1-0 (46) Smyslov,V (2530)-Shvedchikov,A (2400) Moscow 1992}) 11... c5 12. b5 Nd7 13. Bb2 Rc8 14. Rc1 e6 {[%cal Be7e6,Be6e5,Be5e4][%mdl 32]} 15. Re1 cxd4 16. Bxd4 Nc5 17. Bf1 Qe7 18. Rc4 e5 19. Bb2 ({White should play} 19. Bxc5 $11 Rxc5 20. Rxc5 Qxc5 21. Qd2) 19... Rfd8 {...Nxe3! is the strong threat.} 20. Qc2 e4 $36 {[%mdl 2048] White is under strong pressure.} 21. Bxg7 Kxg7 (21... exf3 $17 22. Bh6 Nf6) 22. Nd4 $11 Qf6 23. Rd1 h5 {[#]} 24. a5 $1 { [%mdl 512]} Nd3 (24... bxa5 25. Rxc5) 25. Nc6 (25. Bxd3 $11 exd3 26. Qxd3) 25... Bxc6 $15 26. Rxc6 (26. bxc6 $15 Nb2 27. c7 Nxd1 28. cxd8=B Rxd8 29. Rxe4 (29. Qxd1 $2 Nxe3 30. Qe1 Nxc4 $19)) 26... Rxc6 $2 ({Better is} 26... bxa5 $17 {Hoping for ...Rxc6.} 27. Rd2 Rxc6 28. bxc6 N5b4 29. Nxb4 axb4) 27. bxc6 $11 Nc7 28. axb6 axb6 29. Qc3 Ra8 30. Qxf6+ Kxf6 31. Nc3 Nc5 32. Rb1 Rb8 33. f3 Ke7 34. fxe4 Kd6 35. Bc4 N5e6 36. Rf1 b5 37. Bb3 Rf8 38. Bxe6 Nxe6 39. Nxb5+ Kxc6 $14 {[%mdl 4096] Endgame KRN-KRN} 40. Nd4+ Kd7 41. Rf6 {Strongly threatening Nxe6.} Nd8 ({Black should try} 41... Ng5 $14) 42. e5 $16 Ke7 43. Kf2 Re8 44. Kf3 (44. Rb6 $142 $1) 44... Kf8 45. Kf4 Kg7 46. Rb6 Re7 47. h4 Nb7 48. Rc6 Nd8 49. Ra6 Nb7 $2 (49... Re8 $16 {is a better defense.} 50. Ke4 Re7) 50. Ra7 $18 Kf8 51. Ra8+ ({Only move:} 51. e6 $18) 51... Re8 $2 (51... Kg7 $16 52. Rc8 Na5) 52. Rxe8+ Kxe8 {KN-KN} 53. Kg5 Nc5 54. e6 $2 (54. Kh6 $1 $18 {is the precise move to win.}) 54... Ke7 $16 55. exf7 Kxf7 56. Kf4 Nd3+ 57. Ke4 Nf2+ 58. Kf3 Nd3 {[#]} 59. e4 $1 g5 $2 {[%mdl 8192]} (59... Kf6 $16 60. Ke3 Nc5) 60. hxg5 $18 {White is clearly winning.} Kg6 61. Ke3 Nc5 {[#]} 62. Nf3 $1 Ne6 63. g3 Nc5 64. Kd4 Ne6+ 65. Kd5 Nc7+ 66. Ke5 Ne8 67. Ke6 Nc7+ 68. Kd6 Nb5+ 69. Kd7 Nc3 70. e5 {[%cal Be4e5,Be5e6][%mdl 32]} Ne4 71. e6 Nc5+ 72. Kd6 Ne4+ 73. Kd5 Nc3+ 74. Ke5 Nb5 75. Kf4 Nc7 76. Nh4+ Kg7 77. Ke5 Ne8 78. g6 Kh6 79. e7 {Precision: White = 60%, Black = 52%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Nguyen Ngoc Truong Son"] [Black "Nguyen, Van Huy"] [Result "1-0"] [ECO "A19"] [WhiteElo "2630"] [BlackElo "2454"] [Annotator "TA"] [PlyCount "125"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 31,125,47,48,47,58,46,55,56,48,46,54,45,63,56,62,70,68,63,64,63,101,105, 100,100,104,107,121,112,119,125,140,138,144,138,181,179,177,150,174,174,174, 160,167,151,159,154,174,174,172,156,148,138,207,207,208,204,209,167,167,164, 182,165,177,169,154,149,156,150,153,137,298,247,250,243,655,636,612,612,608, 576,836,828,837,790,803,494,811,749,1243,812,891,840,807,760,1999,1752]} 1. c4 Nf6 2. Nc3 e6 3. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c5 4. e5 Ng8 5. Nf3 Nc6 6. d4 cxd4 7. Nxd4 Nxe5 8. Ndb5 a6 9. Nd6+ Bxd6 10. Qxd6 f6 11. Be3 Ne7 12. Bb6 Nf5 13. Qb4 Qe7 14. Qxe7+ Kxe7 {A19: English Opening: Flohr-Mikenas System with 3.. .c5} (14... Nxe7 15. O-O-O d5 16. Be2 Kf7 17. b3 dxc4 18. bxc4 Nd7 19. Bc7 b6 20. Bf3 Ra7 21. Rxd7 Bxd7 22. Bxb6 Raa8 23. Bxa8 Rxa8 {1/2-1/2 (23) Gajewski,G (2634)-Gharamian,T (2626) Chartres 2017}) 15. f4 Ng6 16. g3 d6 {LiveBook: 7 Games. White is slightly better.} 17. O-O-O Bd7 18. Bd3 Kf7 19. Bxf5 exf5 20. Rxd6 Bc6 {[#]} 21. Rhd1 $146 ({Predecessor:} 21. Re1 Rhe8 22. Rdd1 {1/2-1/2 (41) Oms Pallisse,J (2528)-Estremera Panos,S (2352) Zaragoza 2010}) 21... Rhe8 22. b4 Nf8 23. Kb2 Re6 24. Rxe6 Nxe6 25. b5 axb5 26. cxb5 Bf3 27. Rd3 Bg2 28. Rd2 Bf3 29. a4 Nf8 30. Bc5 g5 31. Rf2 g4 32. Rd2 Ne6 33. Rd7+ Kg6 34. Bf2 Rd8 35. Rxd8 Nxd8 $18 {[%mdl 4096] Endgame KBN-KBN} 36. Kb3 Kf7 37. Kc4 Ke6 38. Kc5 Nf7 39. Kb6 $1 Kd7 40. Bc5 $1 Nd8 41. Bd4 Ne6 (41... Nf7 $16 {was called for.} 42. a5 (42. Bxf6 Nd6 $18) 42... Nd6) 42. Bxf6 Nc7 43. Kc5 $1 Ke6 44. Bd8 Nd5 { [#]} 45. Nb1 $1 Kd7 46. Bb6 h5 {[#]} 47. a5 $1 h4 48. gxh4 Nxf4 49. Nd2 Be2 50. Nc4 Nh5 $2 (50... Ne6+ $16 51. Kb4 Nf4) 51. a6 bxa6 52. bxa6 {[%cal Bb5a6, Ba6a7][%mdl 32] Strongly threatening a7.} Kc8 $2 (52... Ke6 53. Bc7 Bf3) 53. Nd6+ {White is clearly winning.} Kd7 54. a7 Bf3 55. Nxf5 Ba8 56. Ng3 Nf6 57. h5 Ke6 58. Kc4 Kf7 (58... Ne8 $142 59. Kd4 Nd6) 59. Bd4 Nd5 60. Kc5 Nf4 61. Kd6 Kg8 62. Kc7 Ne6+ 63. Kb8 {Precision: White = 96%, Black = 45%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Wen Yang"] [Black "Pascua, Haridas"] [Result "1/2-1/2"] [ECO "A49"] [WhiteElo "2608"] [BlackElo "2431"] [Annotator "TA"] [PlyCount "43"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,43,39,41,32,16,23,29,14,28,21,20,25,27,24,14,20,0,0,0,0,0,0,0,0,0,0, -14]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 Nbd7 7. Bb2 e5 8. dxe5 Ng4 9. Nc3 Ngxe5 10. Qd2 {LiveBook: 3 Games. A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} Nxf3+ 11. Bxf3 Nc5 (11... Nb6 12. a4 a5 13. Rad1 Qf6 14. Ba1 Qe7 15. Rfe1 h5 16. e4 h4 17. Nd5 Nxd5 18. exd5 {1-0 (34) Bernadskiy,V (2588)-Terletsky,O (2406) Lutsk 2018}) 12. Rad1 {White has an edge.} Re8 13. Rfe1 $146 ({Find the theoretical novelty and annotate with similar games:} 13. Qc1 c6 14. Nb1 Bh3 15. Rfe1 Qe7 16. c4 Be5 17. Bd4 Qf6 18. Bxe5 dxe5 {1/2-1/2 (70) Soos,B (2365)-Euler,G (2345) Germany 1993}) 13... Rb8 14. Qc1 Be6 15. Bg2 b5 16. a3 a5 {[%cal Ba7a5,Ba5b4][%mdl 32] The position is equal.} 17. Qa1 b4 18. axb4 axb4 19. Nd5 Bxb2 20. Qxb2 {[#] Strongly threatening Nf6+.} Bxd5 21. Bxd5 Ne4 22. Bc6 {Precision: White = 74%, Black = 74%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Karthikeyan, Murali"] [Black "Nguyen Anh Khoi"] [Result "1/2-1/2"] [ECO "B84"] [WhiteElo "2592"] [BlackElo "2435"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 33,99,-55,-22,-74,-77,-75,-68,-77,-83,-246,-94,-63,-69,-64,-45,-50,-43, -77,-15,-36,-29,-22,-27,-52,-70,-116,-119,-115,-14,-13,0,0,20,39,22,-60,-50, -56,-54,-64,-49,-53,-49,-185,-113,-115,-104,-120,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4 O-O 9. Be3 Qc7 10. Kh1 b5 11. e5 dxe5 12. fxe5 Nfd7 13. Bf4 Bb7 { [%cal Bc8b7,Bb7c6,Bc6d5][%mdl 32]} 14. Bf3 Nc6 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3} 15. Bxc6 (15. Nxc6 Bxc6 16. Qe2 b4 17. Bxc6 Qxc6 18. Ne4 Nb6 19. c3 {1/2-1/2 (19) Azarov,S (2594)-Brkic,A (2558) Moscow 2008}) 15... Bxc6 16. Qg4 Kh8 17. Rae1 b4 {LiveBook: 3 Games} 18. Nce2 (18. Nxc6 $11 Qxc6 19. Ne4) 18... Bd5 $146 ({Find the theoretical novelty and annotate with similar games:} 18... Bb5 19. Rf3 Bxe2 20. Rxe2 Rg8 21. Qh5 Qc4 22. Be3 {0-1 (72) Ruiz Aguilar,P (2307)-Dalo,H (2148) Barbera del Valles 2013}) 19. Ng3 Qb7 20. Nh5 {[%csl Gh5][%cal Rg4g7]} Rg8 21. Bd2 $2 {[#]} (21. Qe2 $17) 21... f5 $2 (21... Nf6 $1 $19 {[%cal Rf6g4][%mdl 512]} 22. Qh3 (22. exf6 $2 gxf6 23. Qf3 Bxf3 $19) 22... Nxh5 23. Rxf7 g6 24. Nxe6 Rgf8 25. Rxe7 Qxe7 26. Nxf8 Rxf8) 22. Qe2 $17 Nc5 23. Nf4 g5 ({Of course not} 23... Bxa2 24. b3 $11) 24. Nxd5 Qxd5 25. Be3 Rg6 (25... Rac8 $17) 26. Rd1 $11 Qe4 27. Rfe1 Rc8 28. Qf1 Qb7 29. c4 bxc3 $1 30. bxc3 {[#]} Qc7 ({Black should play} 30... Ne4 $1 $17 31. Rb1 Qa8) 31. Nb3 Ne4 32. Qxa6 Rcg8 33. Bd4 g4 34. Qd6 (34. Nd2 $11) 34... Qb7 $15 35. Na5 Qa8 36. Qxe7 {Hoping for Nc4.} Qxa5 37. Rxe4 fxe4 38. Bf2 (38. Rf1 $15) 38... g3 ({Weaker is} 38... Qxa2 39. Bh4 $11) (38... Qxc3 $19 39. Qf7 e3) 39. Bxg3 $17 Qxa2 40. Rg1 Qd5 (40... e3 $17 41. Qc5 Qd2) 41. Bh4 $1 $11 { [%cal Rh4f6] Black must now prevent Bf6+.The position is equal.} Qxe5 {...e3 is the strong threat.} 42. Rf1 $1 Qxc3 {And now ...e3 would win.} 43. g3 Qg7 44. Rf7 Qa1+ 45. Kg2 {[%csl Ge7][%cal Rf7h7]} Qb2+ 46. Kh1 {[%csl Ge7][%cal Rf7h7]} Qa1+ 47. Kg2 {[%csl Ge7][%cal Rf7h7]} Qb2+ 48. Rf2 Qg7 {aiming for ... Qxe7.} 49. Rf7 Qb2+ 50. Rf2 {Precision: White = 51%, Black = 59%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Bogdanovich, Stanislav"] [Black "Pham Chuong"] [Result "0-1"] [ECO "D31"] [WhiteElo "2560"] [BlackElo "2393"] [Annotator "TA"] [PlyCount "126"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,126,12,16,39,37,46,45,54,52,58,49,54,50,54,53,75,41,47,0,0,0,0,-11, -24,-22,0,-16,-10,-135,-133,-133,-140,-143,-144,-145,-147,-130,-131,-93,-29, -187,-250,-307,-314,-321,-320,-312,-319,-319,-314,-378,-354,-378,-300,-358, -357,-350,-338,-313,-298,-572,-538,-507,-474,-800,-793,-658,-544,-529,-510, -630,-605,-684,-683,-672,-623,-12838,-12839,-12839,-12839,-12840,-12840,-12841, -12840,-12843,-825,-811,-652,-614,-600,-1141,-1052,-1065,-1043,-1117,-2100, -2164,-2164,-1875,-1818,-1546,-1383,-12843,-12843,-12843,-12844,-12841,-12841, -12840,-12839]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 Nf6 6. e3 O-O 7. Bd3 c5 8. dxc5 Bxc5 9. Nge2 Nc6 10. O-O {LiveBook: 58 Games. D35: Queen's Gambit Declined: Exchange Variation} Bd6 (10... h6 11. Rc1 a6 12. Bg3 Bg4 13. h3 Be6 14. Nf4 Bd6 15. Bb1 Be5 16. Qd3 Qd6 17. Nh5 Rfd8 18. Nxf6+ gxf6 { 1-0 (39) Navara,D (2734)-Kravtsiv,M (2621) Berlin 2015}) 11. Qa4 $146 ({ Predecessor:} 11. Bxd6 Qxd6 12. Nb5 Qe7 13. Rc1 Bg4 14. h3 Bxe2 15. Bxe2 Rac8 16. Qd2 a6 17. Nd4 Ne5 {1/2-1/2 (42) Kotanjian,T (2551)-Arutinian,D (2573) Yerevan 2010}) 11... Bxf4 12. Qxf4 {White is slightly better.} Be6 13. Rad1 Qe7 14. Bb1 Rad8 15. Rd2 Nh5 16. Qa4 Ne5 17. Rfd1 {[%cal Rc3d5]} Qg5 $1 18. Ng3 ( 18. Nd4 $14 Bg4 19. f4 Nxf4 20. exf4 Bxd1 21. Qxd1 (21. fxg5 Bxa4 22. Nxa4 Rfe8 $14) 21... Qxf4 22. Nf5) 18... Nxg3 $11 19. hxg3 Ng4 {aiming for ...Qh5.} 20. Qf4 Qh5 21. f3 $1 {[%cal Rf3g4]} Qh2+ 22. Kf1 f5 23. Ke1 {[#]} (23. Ne2 $11) 23... d4 $1 $17 {[%mdl 512]} 24. Rxd4 Rxd4 (24... Qxg2 $2 25. fxg4 Rxd4 26. exd4 $18) 25. exd4 {[#]} Qg1+ $1 (25... Qxg2 $2 26. fxg4 Qxb2 27. Qd2 $18) 26. Kd2 Qf2+ $40 {[%mdl 1152] Black has strong compensation. White is in trouble.} (26... Qxg2+ 27. Kc1 $15) 27. Kc1 Ne3 28. Rh1 h6 ({Reject} 28... Qxg2 $6 29. Re1 $11) (28... Nxg2 $6 29. Qe5 $14) ({Better is} 28... Bc4 $17 {White must now prevent ...Bf1.} 29. Nd1 Qxg2) 29. Bd3 $2 (29. d5 $1 $11 {and White is okay.} Rd8 30. Qd4) 29... Bc4 $19 ({Stronger than} 29... Qxg2 30. Re1 $16) 30. Rf1 Nxf1 31. Bxc4+ Kh8 {And now ...Ne3 would win.} 32. Bxf1 Qxf1+ {[%mdl 4096] Endgame KQR-KQN} 33. Kc2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} ({But not} 33... Qxg2+ 34. Kb3 $19) 34. Qd6 Rf6 35. Qe5 b4 36. Qe8+ Kh7 37. Ne2 Qxg2 38. Qe3 a5 39. Kb3 $2 (39. Qd3 {might work better.}) 39... Qf1 {Hoping for ...Qd1+.Black is clearly winning.} 40. Qd3 Qa1 41. a4 (41. Qc2 $142 a4+ 42. Kxb4 Qxa2 43. Nc3 Rb6+ 44. Ka5) 41... bxa3 42. bxa3 Kh8 {Threatens to win with ...Rb6+.} 43. Nc3 Qe1 44. d5 Qxg3 45. Nb5 Qf4 46. d6 {intending d7.} a4+ 47. Kc3 Re6 48. Qc4 Qxf3+ 49. Kb4 Re4 50. Nd4 Qf4 51. Kc5 Re8 {( -> ...Rc8+)} 52. Nc6 Qf2+ 53. Qd4 Qc2+ 54. Kb6 Rc8 55. Nb4 Rb8+ 56. Ka7 Qc8 {[%csl Gb8][%cal Rc8b7]} 57. Qd5 Qd8 {[%csl Gb8][%cal Rd8b6]} 58. Qc6 Rc8 59. Qb7 Rc5 60. Qb6 Qd7+ 61. Ka6 Rc8 62. Ka5 Ra8+ 63. Na6 Rd8 {Precision: White = 39%, Black = 74%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Krysa, Leandro"] [Black "Zou, Chen"] [Result "1/2-1/2"] [ECO "D38"] [WhiteElo "2548"] [BlackElo "2291"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,87,39,2,-7,-2,-5,12,0,0,-6,0,4,12,27,54,54,62,61,59,59,54,47,46,54, 45,57,63,63,68,-7,0,-23,-15,-29,-29,-25,0,0,0,0,0,-36,0,0,0,0,0,-17,0,-19,-11, -10,-6,-23,-22,-27,-14,-12,-11,-19,-12,-15,-13,-189,-191,-186,0,0,0,-465,0,0, 754,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 8. e3 Bf5 { LiveBook: 32 Games} 9. Rc1 Nbd7 {The position is equal.} 10. Qb3 Bxc3+ 11. Rxc3 c6 12. Nd2 Qe8 $146 ({Predecessor:} 12... Qa5 13. f3 Rfe8 14. Kf2 Rac8 15. Be2 {1-0 (25) Ivanchuk,V (2732)-Wei,Y (2740) Hoogeveen 2017}) 13. f3 Qe6 14. Be2 b6 15. O-O c5 {[#] ...cxd4 is the strong threat.} 16. Re1 c4 17. Nxc4 dxc4 18. Bxc4 Qd6 19. Bg3 {[%mdl 1024] White has compensation.} Qe7 20. e4 Be6 $1 21. d5 Nc5 22. Qa3 (22. Qd1 $14 Bd7 23. Qd2) 22... Bd7 $11 23. d6 Qd8 24. Bh4 g5 25. Bf2 a5 26. Bxc5 bxc5 27. Qxc5 Rb8 28. Qc7 (28. b3 {is interesting.} Nh5 29. g3 Ng7 30. f4 a4 31. f5) 28... Ne8 29. Qxd8 Rxd8 30. e5 Ng7 31. g3 $1 Be6 32. f4 Bxc4 33. Rxc4 f6 34. b3 gxf4 35. gxf4 Ne6 36. Ra4 Rd7 37. Re3 fxe5 38. fxe5 Rdf7 39. Rh4 $2 (39. Rg3+ $11 Kh7 40. h4 (40. Rxa5 $2 Rf1+ 41. Kg2 R8f2+ 42. Kh3 Ng5+ 43. Rxg5 hxg5 $19)) 39... Rf1+ $19 40. Kg2 Rd1 $2 ({Better is} 40... R8f2+ $19 41. Kh3 h5) 41. Rxh6 $11 Nf4+ 42. Kg3 $2 {[%mdl 8192] [#]} (42. Kf2 $1 $11 {and White has nothing to worry.} Rd2+ 43. Ke1) 42... Rg1+ $2 (42... Kg7 $1 $19 43. Rh4 Ng6) 43. Kf2 Rd1 $2 {[%mdl 8192]} (43... Nh3+ $11 44. Ke2 Nf4+ 45. Kf2 Nh3+ 46. Ke2 Nf4+ 47. Kd2 Rg2+ 48. Kd1 Kg7) 44. Rh4 $2 {Precision: White = 49%, Black = 61%.} ({Only move:} 44. Rg3+ $18 Kf7 45. Rf6+ Ke8 46. Rxf8+ Kxf8 47. Rf3) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Sivuk, Vitaly"] [Black "Taher, Yoseph Theolifus"] [Result "1-0"] [ECO "A62"] [WhiteElo "2526"] [BlackElo "2375"] [Annotator "TA"] [PlyCount "65"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,65,18,0,75,88,108,103,122,139,149,108,313,304,305,299,304,296,303, 281,287,289,383,373,382,377,378,379,362,366,382,375,424,413,448,450,417,395, 388,367]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Ne4 11. Nxe4 Rxe4 12. Nd2 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} Rxf4 13. gxf4 Bxb2 14. Rb1 Bg7 15. e4 {LiveBook: 33 Games} Qh4 {[#]} (15... Nd7 $11 {remains equal.}) ( 15... Nd7 16. Qf3 b5 17. Rfe1 c4 18. e5 dxe5 19. Rxb5 Ba6 {1-0 (50) Matlakov,M (2684)-Bologan,V (2654) Poikovsky 2016}) 16. Qf3 $146 ({Predecessor:} 16. e5 Qxf4 17. e6 fxe6 18. dxe6 Nc6 19. Re1 Be5 20. Nf3 Bxe6 21. Nxe5 Nxe5 22. Re4 Qf5 23. Qxd6 Bxa2 24. Rxb7 Nf7 25. Rb8+ {1-0 (25) Allicock,R (2151)-Krush,I (2444) New York 2016}) 16... Bh6 17. Qg3 Qxf4 18. Nc4 b6 {Black wants to play . ..Ba6.} 19. Nxd6 Ba6 $2 (19... Nd7 $16 {is a better defense.}) 20. Rfe1 $18 Qxg3 21. hxg3 ({Less strong is} 21. fxg3 Bd3 $16) 21... Bd3 22. Rbd1 Bc2 23. e5 Bxd1 24. Rxd1 Bf8 {[#]} 25. Nxf7 $1 {[%mdl 512]} Kxf7 26. d6 Nc6 27. Bd5+ ({Not } 27. Bxc6 Rd8 $18) 27... Kg7 28. Bxc6 Rd8 29. Bb5 Kf7 30. Bc4+ Ke8 31. Kg2 Kd7 32. a4 ({Weaker is} 32. e6+ Kc6 $18) 32... Kc6 33. f4 {Precision: White = 87%, Black = 56%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Tran, Tuan Minh"] [Black "Nguyen, Van Hai"] [Result "1-0"] [ECO "D34"] [WhiteElo "2522"] [BlackElo "2335"] [Annotator "TA"] [PlyCount "146"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,146,18,10,16,5,8,8,14,12,16,8,15,0,10,0,0,-8,-9,-8,-7,-45,-3,-6,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,0,0,0,-27,-26,-31,-8,-8,-8,-8,-8,-8,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,-2,-2, -2,-2,-2,-2,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29973,29978,29978,29979,29977,29980, 29980,29981,29981]} 1. d4 e6 2. c4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 c4 10. Ne5 Be6 11. e3 Nd7 12. Nxc6 bxc6 13. Bxe7 {D34: Tarrasch Defence: 6 g3 Nf6 7 Bg2 Be7} Qxe7 14. e4 {LiveBook: 4 Games } (14. b3 Nb6 15. Qc2 Rab8 16. Rfc1 Rfc8 17. bxc4 Nxc4 18. Na4 g6 19. Bf1 Rb4 20. Nc5 Qf6 {1-0 (81) Adly,A (2591)-Kotronias,V (2599) Bursa 2010}) 14... dxe4 15. Bxe4 {The position is equal.} Qd6 16. d5 $146 ({Find the theoretical novelty and annotate with similar games:} 16. Re1 Nf6 17. Qd2 Rab8 18. Re2 Rb7 {1/2-1/2 (33) Dr Ex (2482)-Ares01 (2486) playchess.com INT 2005}) 16... cxd5 17. Nxd5 Rad8 18. Nf4 Nf6 19. Bf3 Bf5 20. Qxd6 Rxd6 21. Rfc1 Rb8 22. Rxc4 Rxb2 23. Re1 g6 24. Ra4 Rdd2 25. Re2 Rb1+ 26. Kg2 Rdd1 {[%csl Gb1][%cal Rd1g1] [#]} 27. h3 $1 Rh1 {[%csl Gh1][%cal Rb1g1]} 28. Ba8 g5 29. Re5 g4 30. hxg4 Rhg1+ 31. Kh3 Bxg4+ 32. Kh4 {Hoping for Rg5+.} Bd7 33. Rxa7 h6 {( -> ...Rh1+!)} 34. Nh3 Rgd1 35. Bf3 Rd3 36. Bg2 Rd4+ 37. Nf4 Rb2 38. Bh3 Rxf2 39. Bxd7 Rxd7 40. Rxd7 Nxd7 $11 {[%mdl 4096] Endgame KRN-KRN} 41. Re2 Rf1 42. Kg4 Nf6+ 43. Kf5 Kg7 44. Ke5 Rf3 45. Rg2 Ra3 46. Kd4 Ra4+ 47. Kc3 Ne4+ 48. Kb3 Nc5+ 49. Kb2 Kf6 50. Rc2 Ne4 51. Kb3 Ra8 52. a4 Ke5 53. Ne2 f5 54. Rc6 h5 55. Ka3 Rg8 56. a5 Nxg3 57. Nxg3 Rxg3+ {KR-KR} 58. Kb4 f4 {And now ...f3 would win.} 59. a6 f3 60. Rc5+ Kf4 61. Rxh5 f2 62. Rh8 Ke3 63. Re8+ Kd2 64. Rf8 Rg4+ 65. Kb3 Rg3+ ({Don't blunder } 65... Ke3 $2 66. a7 $18) 66. Kb4 Rg4+ 67. Kb3 Rg3+ ({Don't go for} 67... Ke3 $2 68. a7 $18) 68. Kb2 Rg6 69. Rxf2+ Kd3 $2 {[%mdl 8192] [#]} (69... Ke3 $11 70. a7 Ra6) 70. a7 {White mates.} Rg8 71. Kb3 Kd4 72. Ra2 Ra8 73. Kb4 Kd5 { Precision: White = 82%, Black = 84%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Xu Yi"] [Black "Vo, Thanh Ninh"] [Result "1-0"] [ECO "B29"] [WhiteElo "2499"] [BlackElo "2370"] [Annotator "TA"] [PlyCount "41"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,41,58,60,293,299,511,508,527,528,527,537,533,517,1155,943]} 1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 {[%cal Be1e2,Be2d1,Bd1c1][%mdl 32]} O-O 11. Rf1 Bc5 12. Ng5 {[%cal Bf3g5,Bg5e4,Be4d6][%mdl 32]} Nd4+ 13. Kd1 Ne6 14. Ne4 d6 {B29: Sicilian: 2 Nf3 Nf6 (Nimzowitsch Variation)} 15. exd6 {LiveBook: 35 Games. Hoping for Bd3.} Bxd6 $2 {[#]} ({Black should play} 15... Rd8 $14) (15... Rd8 16. Bd3 Bxd6 17. Qh5 Bc7 18. Qxf7+ Kh8 19. Qh5 Rxd3+ 20. cxd3 Bd7 21. Bd2 Bb5 22. Bc3 Bxd3 23. Ng5 Bg6 24. Nf7+ Kg8 25. Qf3 Rf8 26. Qg4 Bxf7 27. Ke1 Re8 28. Rd1 Nf4+ 29. Kd2 Qe3+ 30. Kc2 Qe4+ {0-1 (30) Azarov,S (2567)-Kantans,T (2478) chess.com INT 2018}) 16. Nxd6 $18 Rd8 $2 (16... Nc7 17. Qe5 Rd8) 17. Bf4 $1 { White is clearly winning.} Bd7 18. Kc1 Be8 19. Qe5 Nxf4 20. Nxe8 {[%csl Ge8] [%cal Re5g7] [#]} ({And not} 20. Qxf4 Qxd6 21. a4 Qxf4+ 22. Rxf4 Kf8 $11) 20... Qh6 $146 (20... Rxe8 $142 21. Qxf4 Kh8) ({Predecessor:} 20... Rxe8 21. Qxf4 Re7 22. Bxf7+ Kh8 23. Bc4 Ree8 24. b3 Qc5 25. Kb2 b5 26. Bd3 Rf8 27. Qe4 g6 28. Rxf8+ Rxf8 29. Re1 {1-0 (29) Gorbatenko,K (1951)-Dorofeev,A (2242) Kharkov 2004 }) 21. Qxf4 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Le, Tuan Minh"] [Black "Gordievsky, Dmitry"] [Result "1-0"] [ECO "A48"] [WhiteElo "2489"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "107"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,107,0,0,0,0,0,0,23,31,10,0,4,8,26,30,39,13,35,39,38,45,58,51,60,59, 60,60,83,81,76,12,12,15,16,29,14,10,24,15,14,0,0,0,0,0,44,44,54,53,76,70,70,56, 56,56,54,44,75,74,116,95,136,136,136,136,136,136,136,136,136,136,136,136,136, 136,136,136,151,151,1177,1151,1098,1029,29982,29982,29982,29982,29985,29986]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 Qe8 7. Bc4 e5 8. dxe5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} dxe5 9. O-O Nbd7 ( 9... Nc6 10. a4 Be6 11. Bb5 Nh5 12. a5 a6 13. Bc4 Nf4 14. Bxf4 exf4 15. Qb3 Bxc4 16. Qxc4 {1/2-1/2 (60) Howell,D (2693)-Jones,G (2615) London 2015}) 10. Qc2 h6 11. Bh4 {LiveBook: 5 Games} a5 12. a4 Nb6 13. Bb5 c6 14. Be2 Nh5 15. Nc4 Nxc4 16. Bxc4 Kh8 $146 ({Predecessor:} 16... Nf4 17. Rfe1 {0-1 (42) Yedidia,J (2390)-Altounian,L (2360) USA 1995}) 17. Rfe1 $36 {[%mdl 2048] White is pushing.} Nf4 18. Bg3 Bg4 19. Nd2 Rd8 20. Bf1 Qe7 21. Nc4 h5 22. h3 Be6 23. Nxa5 h4 24. Bh2 $1 Ra8 25. Nc4 (25. Nb3 $1 $16) 25... Qg5 $11 26. Bxf4 exf4 27. Nd2 Bxh3 $1 28. Nf3 Qh5 $1 29. gxh3 {Hoping for Bg2.} Qxf3 30. Qd1 Qxd1 31. Rexd1 Rfd8 32. Bc4 f3 33. Bxf7 Kh7 34. Bb3 $1 Bh6 35. Rxd8 Rxd8 $16 {[%mdl 4096] Endgame KRB-KRB} 36. Rd1 Rd2 37. Rxd2 Bxd2 $14 {KB-KB} 38. Be6 b6 39. Bg4 c5 40. Bxf3 Bc1 41. b3 Bd2 42. Kf1 Bxc3 43. Ke2 Kg7 44. Kd3 Be1 45. Kc4 Kf6 46. Kd5 Bxf2 47. e5+ Ke7 {[#]} 48. Be2 $1 g5 49. Kc6 Ke6 $2 {[#]} (49... Bd4 $16 50. Kd5 Bc3) 50. Bc4+ $1 $18 Kxe5 51. Kxb6 Kd6 52. a5 {[%cal Ba4a5,Ba5a6,Ba6a7] [%mdl 32] White mates.} g4 53. a6 g3 54. a7 {Precision: White = 74%, Black = 49%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Nguyen, Duc Hoa"] [Black "Rozum, Ivan"] [Result "0-1"] [ECO "A05"] [WhiteElo "2463"] [BlackElo "2582"] [Annotator "TA"] [PlyCount "82"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,82,0,0,-6,0,-5,-13,-10,-13,-14,-14,-12,-11,-25,-1,-10,0,0,0,0,0,0,47, 0,0,0,0,-27,-10,-14,-10,-63,-47,-150,-196,-189,-166,-187,-173,-333,-336,-340, -336,-313,-275,-570,-413,-362,-388,-557,-511,-1581,-1562,-29979,-29980,-29978, -29981,-29981,-1005,-29982,-29983,-29983,-29984,-29983,-29983]} 1. Nf3 Nf6 2. c4 b6 3. d3 c5 4. Nc3 g6 5. g3 Bg7 6. Bg2 Bb7 7. e4 d6 8. O-O O-O 9. Rb1 Nc6 10. a3 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (10. h3 Nd7 11. Be3 Rc8 12. d4 cxd4 13. Nxd4 Nxd4 14. Bxd4 Rxc4 15. Bxg7 Kxg7 16. b3 Rc5 17. Qd4+ Nf6 {1-0 (100) Harikrishna,P (2737)-Bluebaum,M (2588) Berlin 2015}) 10... Nd7 {[%cal Bf6d7,Bd7e5,Be5f3][%mdl 32] LiveBook: 11 Games} 11. Ne1 e6 $146 ({Predecessor:} 11... Nd4 12. f4 e6 13. Bd2 Qe7 14. Ne2 b5 15. cxb5 Nxb5 16. Nf3 Rab8 {0-1 (59) Rivera Domenech,M-Narciso Dublan,M (2455) Ponferrada 1997}) 12. Bd2 {The position is equal.} Nd4 13. b4 f5 14. Nc2 Ne5 15. Nxd4 cxd4 16. Nb5 fxe4 17. Nxd4 Nf3+ 18. Nxf3 $1 exf3 19. Bh3 e5 20. Re1 h5 21. Qc2 Bc8 22. Bf1 Be6 23. Re3 Qd7 24. Qd1 Qf7 25. Bc3 (25. Re1 $11) 25... Rac8 $15 26. b5 {[#]} ({Better is} 26. h3 $15) 26... h4 $1 $17 {[%mdl 512]} 27. Bb4 (27. gxh4 Qf5) 27... hxg3 28. hxg3 Rcd8 29. Re4 $2 {[#]} (29. Rb3) 29... g5 $1 $19 30. g4 Qg6 31. Bh3 Bc8 32. Qb3 $2 (32. Kh2) 32... Rf7 33. Kh2 Bb7 34. Re3 (34. Rbe1 { was called for.} Bxe4 35. dxe4) 34... e4 35. Bc3 (35. Rh1 $142 Be5+ 36. Kg1) 35... Bxc3 36. Qxc3 Rh7 37. dxe4 {[#]} Rxh3+ $1 {[%mdl 512]} 38. Kxh3 Qh6+ 39. Kg3 Rf8 {[%csl Gg5][%cal Rh6h4] Black mates.} 40. Rxf3 Qh4+ 41. Kg2 Bxe4 { Precision: White = 41%, Black = 80%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Erigaisi Arjun"] [Black "Le, Quang Liem"] [Result "1/2-1/2"] [ECO "E04"] [WhiteElo "2458"] [BlackElo "2736"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,70,22,14,-15,-10,-20,-22,-13,-17,-8,-13,-58,-39,-66,6,0,0,0,0,0,0,-1, 0,0,0,-7,-18,-16,-34,-30,-23,-8,-35,-52,-62,-67,-67,-59,-52,-59,-20,-54,0,0,0, -14,-16,-73,6,10,8,10,7]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 dxc4 5. Bg2 c5 6. O-O Nc6 7. Qa4 Bd7 8. Qxc4 b5 9. Qd3 c4 10. Qd1 Rc8 {LiveBook: 53 Games} 11. a4 {E04: Open Catalan: 5 Nf3} (11. Ne5 Bd6 12. Nxd7 Qxd7 13. Nc3 a6 14. Bg5 Be7 15. e3 O-O 16. Qe2 Rfd8 17. Rfd1 Nd5 18. Bxe7 Qxe7 {1/2-1/2 (55) Fedoseev,V (2718)-Yu,Y (2751) Riadh 2017}) 11... b4 12. Ne5 Na5 13. Bg5 Be7 14. Nd2 h6 $146 ({Find the theoretical novelty and annotate with similar games:} 14... c3 15. bxc3 bxc3 16. Nb3 Nc4 17. Qd3 Nb2 18. Qa6 Qc7 19. Bxf6 gxf6 20. Nxd7 Qxd7 { 1-0 (59) Bartos,T (2150)-Fabian Nagy,S (2126) Hungary 2010}) 15. Bxf6 Bxf6 16. Ne4 {[#] Nd6+ is the strong threat.} Be7 (16... Bxe5 $15 17. dxe5 O-O) 17. Rc1 Bc6 $1 18. Nxc6 Rxc6 19. e3 O-O 20. Qe2 Rc7 21. Rfd1 Kh8 22. Nd2 {[%cal Rd2c4, Be4d2,Bd2f3,Bf3d4][%mdl 32]} Qc8 23. Qh5 f5 {White must now prevent ...c3.} 24. Nf3 Qe8 25. Qxe8 Rxe8 26. d5 Bf6 27. Nd4 exd5 $1 28. Bxd5 g6 29. Rc2 Rec8 30. Kf1 c3 ({Better is} 30... Rb8 $15) 31. bxc3 $11 Bxd4 32. exd4 Rd8 ({Reject} 32... bxc3 $6 33. Be6 $16) 33. Be6 {[#]} (33. Bf3 $11 {keeps the balance.}) 33... Rxc3 ({Worse is} 33... bxc3 34. Rd3 $16) ({Black should play} 33... Rd6 $1 $17 {[%cal Rd6e6]} 34. d5 b3) 34. Rxc3 bxc3 35. Rc1 {aiming for d5.} Rxd4 { Precision: White = 47%, Black = 74%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Tu, Hoang Thong"] [Black "Sethuraman, S P."] [Result "0-1"] [ECO "B21"] [WhiteElo "2414"] [BlackElo "2649"] [Annotator "TA"] [PlyCount "92"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,92,-28,-6,-29,-26,-45,-36,-37,-27,-35,-35,-42,-29,-67,-48,-69,-66, -106,-101,-126,-116,-111,-108,-143,-102,-82,-66,-68,-69,-107,-109,-196,-203, -168,-170,-165,-152,-139,-53,-33,-45,-33,-29,-235,-212,-216,-220,-211,-216, -201,-204,-276,-239,-230,-268,-271,-264,-251,-243,-231,-256,-326,-318,-399, -390,-886,-888,-888,-885,-1014,-973,-1058,-1045,-1014,-995,-1169,-1136,-1538, -1521,-6225,-5920,-29984,-29985,-29983,-29984]} 1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Bb5 Nge7 5. b3 (5. O-O a6 6. Be2 d5 7. d3 Ng6 8. c4 dxe4 9. dxe4 Qxd1 10. Rxd1 Nd4 11. Nxd4 cxd4 12. g3 e5 13. f5 Ne7 14. Nd2 Nc6 15. a3 {0-1 (57) Moiseenko, V (2558)-Alekseev,E (2622) Sochi 2017}) 5... a6 6. Bxc6 {B21: Sicilian: 2 f4 and Morra Gambit} Nxc6 7. Bb2 Be7 8. O-O {Black is slightly better.} O-O 9. Ne5 $146 ({Predecessor:} 9. d3 d5 10. Nbd2 b5 11. a4 Bb7 12. Qe2 Qd7 13. Qf2 d4 14. e5 Nb4 {0-1 (36) Esenov,A (2279)-Lagashin,P (2167) Moscow 2016}) 9... Nb8 10. Qg4 {Hoping for Nc6!} f6 {[%cal Bf7f6,Bf6f5][%mdl 32]} 11. Nf3 Nc6 12. Nc3 d5 { [%cal Bd7d5,Bd5d4][%mdl 32]} 13. e5 f5 $1 {[%cal Rf5g4]} 14. Qh5 d4 $36 { [%mdl 2048] Keeping White busy.} 15. Nd1 b5 16. Nf2 {[%cal Bd1f2,Bf2h3,Bh3g5] [%mdl 32]} Bb7 17. Ng5 Bxg5 $1 18. Qxg5 Qd5 19. Nh3 Nb4 20. Rf3 (20. Rfc1 $17) 20... Nxc2 $19 21. Rg3 {[%csl Gg3][%cal Rg5g7]} Qd7 22. Rc1 d3 $1 23. Qh5 Rfd8 (23... Rac8 $17 24. Kh1 (24. Ng5 h6 $17) 24... c4 25. bxc4 Rxc4) 24. Ng5 $1 $15 h6 {Threatens to win with ...Nd4.} 25. Nh3 $1 {Black must now prevent Qxh6.} Kf8 26. Qg6 $2 {[#]} (26. Nf2 $11 {and White is okay.} c4 27. bxc4 bxc4 28. Qg6 ) 26... Qf7 $1 $19 27. Qh7 Qg8 28. Qg6 {[#] White wants to play Nf2.} Bc6 $1 { [%cal Rc6e8] ...Be8 is the strong threat.} 29. Qh5 {and if Nf2 works, White does fine.} Qf7 30. Qh4 c4 31. Nf2 a5 32. bxc4 bxc4 33. Nd1 Rdb8 34. Bc3 Nb4 35. Ra1 Qa7+ 36. Kh1 Nd5 {[%cal Bb4d5,Bd5f4,Bf4e2][%mdl 32]} 37. Bb2 $2 {[#]} ( 37. h3) 37... Rxb2 $1 {[%mdl 512]} 38. Nxb2 Qd4 39. Rb1 Rb8 40. h3 Qxf4 41. Qxf4 Nxf4 42. Kh2 Ne2 43. Re3 f4 44. Nxd3 Rxb1 45. Rxe2 cxd3 46. Rf2 g5 { Precision: White = 38%, Black = 82%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Raghunandan, Kaumandur Srihari"] [Black "Aravindh, Chithambaram VR"] [Result "1-0"] [ECO "B06"] [WhiteElo "2412"] [BlackElo "2617"] [Annotator "TA"] [PlyCount "59"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,59,22,28,0,75,81,64,74,79,74,86,41,40,44,76,45,47,12,162,144,143,148, 136,127,274,270,252,280,275,281,313,325,352,350,439,433,542,533,545,547,564, 557]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. f3 Bb7 {B06: Modern Defence} (6... Nd7 7. h4 h6 8. Nh3 Nb6 9. O-O-O b4 10. Nd5 Nxd5 11. exd5 Bxh3 12. Rxh3 Nf6 13. Bc4 Qb8 14. g4 Qb7 15. Kb1 Nxd5 16. Bxd5 Qxd5 17. Qxb4 { 0-1 (69) Kryvoruchko,Y (2689)-Petrosian,T (2601) Riadh 2017}) 7. a4 c6 8. h4 h5 9. Nh3 Nd7 10. Ng5 Ngf6 {LiveBook: 18 Games} 11. f4 e5 $146 (11... b4 $11 12. Nd1 c5) ({Predecessor:} 11... Ng4 12. e5 {1/2-1/2 (26) Hernandez Carmenates,H (2413)-Hernandez Onna,R (2403) Havana 2003}) 12. dxe5 $16 dxe5 13. f5 ({ Much worse is} 13. axb5 axb5 14. Rxa8 Qxa8 $11) 13... Qe7 14. fxg6 fxg6 15. Rd1 O-O 16. Qd6 $36 {[%mdl 2048] White has good play.} Rfe8 17. Qxe7 Rxe7 18. Rh3 b4 (18... Nf8 $11 {and Black is okay.}) 19. Bc4+ $18 Kh8 20. Nb1 c5 21. Rd6 Bxe4 {[#]} (21... Nxe4 $16 {was necessary.} 22. Nxe4 Bxe4) 22. Rxf6 $1 { [%mdl 512]} Nxf6 23. Nxe4 Nxe4 24. Bd5 $1 {[%csl LRa8,LRe4]} Rd8 25. Bxe4 Red7 26. Nd2 c4 27. Nxc4 {White is clearly winning.} Rd1+ 28. Ke2 Ra1 29. a5 Rdd1 30. Bd2 {Precision: White = 77%, Black = 15%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Bui, Vinh"] [Black "Pichot, Alan"] [Result "1/2-1/2"] [ECO "D00"] [WhiteElo "2400"] [BlackElo "2558"] [Annotator "TA"] [PlyCount "43"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,43,22,22,25,23,25,8,12,0,17,0,15,11,14,15,22,8,35,7,36,15,19,0,35,18, 26,26]} 1. d4 d5 2. Bf4 c5 3. e3 Nf6 4. Nf3 Nc6 5. c3 e6 6. Nbd2 cxd4 7. exd4 { D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Nh5 8. Be3 Bd6 9. Ne5 (9. Bd3 Nf4 10. Bxf4 Bxf4 11. O-O O-O 12. Re1 Bd7 13. Ne5 Nxe5 14. dxe5 g6 {1-0 (104) Vidit,S (2715)-Aronian,L (2805) Riadh 2017}) 9... Nf6 { [%cal Bh5f6,Bf6e8,Be8c7][%mdl 32]} 10. f4 {LiveBook: 4 Games} Qb6 11. Qb3 O-O 12. Qxb6 $146 ({Predecessor:} 12. Bd3 Qxb3 {1/2-1/2 (12) Sanchez De Ybargueen Gutierre,L (2261)-Canizares Cuadra,P (2292) ICCF email 2017}) 12... axb6 13. Be2 Ne8 14. O-O Nc7 15. a3 f6 16. Nd3 Bd7 17. Rae1 Rae8 18. Nf3 Na5 19. Bc1 Nb3 20. Be3 Na5 21. Rf2 Nc4 22. Bc1 {Precision: White = 42%, Black = 34%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Sammed Jaykumar, Shete"] [Black "Lei, Tingjie"] [Result "0-1"] [ECO "B12"] [WhiteElo "2382"] [BlackElo "2545"] [Annotator "TA"] [PlyCount "140"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,140,20,19,31,29,45,20,25,18,48,31,108,98,157,144,140,121,160,147,161, 136,150,104,77,77,94,58,84,43,78,63,66,-16,114,118,123,111,171,179,169,172,173, 177,172,156,143,56,56,66,75,15,17,18,94,102,110,90,146,26,26,26,40,34,81,67,72, 22,36,26,27,42,32,0,0,0,0,0,0,-177,-187,-179,-172,-168,0,0,0,-429,-358,-257, -197,-404,-332,-347,-344,-12834,-12835,-12835,-12835,-12837,-12837,-12834, -12834,-12839,-12839,-12840,-12839,-12845,-12845,-12847,-12847,-12851,-29980, -12851,-29979,-12851,-29982,-12851,-29983,-29982,-29984,-29984,-29985,-29985, -29986]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 {B12: Caro-Kann: Advance Variation} Bb6 7. Bb2 Ne7 8. Qg4 Ng6 9. Bd3 Nc6 10. Nf3 { LiveBook: 5 Games} a5 $146 ({Predecessor:} 10... Nce7 11. Nc3 Nf5 12. Ne2 h5 { 1-0 (43) Bosiocic,M (2623)-Grishchenko,S (2446) Hamedan 2017}) 11. b5 Nce7 12. h4 h5 13. Qg5 Bd7 14. a4 Qb8 (14... Nf5 $14) 15. O-O $16 Bd8 (15... Nf5 $142) 16. Qd2 Nf5 17. g3 O-O 18. c4 $1 Bb6 {White should prevent ...Nxg3.} 19. Kg2 Qd8 20. Bxf5 exf5 21. cxd5 {Strongly threatening Qd3.} f4 22. Na3 Bg4 23. Qd3 Qd7 24. Ng5 $1 $36 {[%mdl 2048] White is more active.} Bf5 25. Qd1 (25. Qb3 $14 ) 25... Nxe5 (25... Bd8 $11 26. Kh2 Bxg5 27. hxg5 h4) 26. Bxe5 f6 27. Nc4 ({ But not} 27. gxf4 $6 fxg5 28. Kh2 Bg4 $11) 27... Bc5 (27... Ba7 $16) 28. Ne6 $1 $18 {[%cal Re6c5]} Bxe6 29. dxe6 Qxe6 30. Bxf4 Qxc4 31. Qxh5 b6 32. Qg6 (32. Rfe1 $16) 32... Rae8 $14 33. h5 Qd5+ 34. Kg1 (34. Kh2 $16) 34... Re2 $1 $11 35. h6 {[%csl Gh6][%cal Rg6g7]} Qf7 (35... Rf7 $11 {keeps the balance.}) 36. Qg4 $16 Rfe8 37. Rad1 f5 {[#]} (37... g6 $142) 38. Qxg7+ (38. Qf3 $1 $16) 38... Qxg7 $11 39. hxg7 R2e4 40. Bd6 Bd4 41. Kg2 Kxg7 42. Rc1 R8e6 43. Rc7+ Kg6 $1 44. Rc6 {Hoping for Rd1.} Re2 $1 45. Bf4 {And now Kf3 would win.} Kf7 $1 46. Kf3 {Threatens to win with Be3.} Ra2 47. Rc4 Re4 48. g4 $2 (48. Be3 $11 Bxe3 49. Rxe4 fxe4+ 50. Kxe3) 48... Ra3+ $19 49. Be3 Bxe3 ({Don't take} 49... Rxg4 50. Rfc1 $15) 50. Rc7+ {[#]} Re7 $2 ({Better is} 50... Kf6 $1 $19 {( -> ... Bg5+)} 51. fxe3 Rexe3+ 52. Kf2 fxg4 53. Kg2+ Ke6) 51. Rxe7+ $11 Kxe7 {[%mdl 4096] Endgame KRB-KR} 52. Re1 $2 {[%mdl 8192]} (52. fxe3 $11 {and White is okay.} fxg4+ 53. Kxg4) 52... fxg4+ $19 53. Kxg4 Rxa4+ 54. Kg3 $2 (54. Kf3 { was forced.}) 54... Rb4 55. Rxe3+ {KR-KR} Kf6 56. f4 $2 (56. Re8) 56... a4 57. Kg4 Rxb5 58. Rd3 Rb1 59. Rd6+ Ke7 60. Rh6 a3 61. Rh7+ Kf6 62. Ra7 Ra1 63. Ra6 a2 64. Rxb6+ Ke7 65. Rb7+ Kd6 66. Rb6+ Kc5 67. Ra6 Rg1+ 68. Kf5 {Black mates.} a1=Q 69. Rxa1 Rxa1 70. Ke6 Kd4 {Precision: White = 49%, Black = 69%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Tran, Minh Thang"] [Black "Vishnu Prasanna. V"] [Result "1/2-1/2"] [ECO "A45"] [WhiteElo "2366"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "98"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,98,-2,-12,-35,0,0,0,-4,-7,-11,-15,-26,-25,-19,-18,-20,-18,-18,-17, -15,0,-12,0,-11,-8,-33,-26,-35,-34,-30,-23,-23,-14,-37,0,-29,-12,-13,-20,-14, -11,-82,-97,-80,-94,-131,-95,-104,-97,-103,-101,-98,-98,-82,-79,-103,-97,-169, -172,-158,-161,-159,-147,-179,-188,-172,-34,-83,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0]} 1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nd2 Bd6 5. Bg3 O-O 6. Bd3 c5 7. c3 Qc7 8. Ngf3 Nbd7 {LiveBook: 21 Games} 9. Rc1 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (9. Bxd6 {seems wilder.} Qxd6 10. O-O e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Qc2) (9. O-O b6 10. e4 Bxg3 11. hxg3 dxe4 12. Nxe4 Bb7 13. Qe2 Rfd8 14. Rad1 cxd4 15. Nxd4 a6 16. Rfe1 h6 {1/2-1/2 (37) So,W (2815)-Carlsen,M (2832) chess.com INT 2017}) 9... e5 (9... Bxg3 {looks sharper. } 10. hxg3 e5 11. Nxe5 Nxe5 12. dxe5 Qxe5 13. Nf3 Qe7) 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 $146 ({Predecessor:} 12. Nf3 Bxg3 13. hxg3 h6 14. Qa4 Re8 15. O-O Bg4 16. Nh2 Be6 {1/2-1/2 (32) Agrest,E (2593)-Vocaturo,D (2596) Barcelona 2017} ) 12... Qxe5 13. Nf3 Qe7 14. h3 Rd8 15. O-O b6 16. Qa4 $1 Rd6 17. Rfd1 a5 18. Qf4 Bb7 19. Nh4 {[#] Hoping for Nf5.} g6 20. Qg5 Kh8 21. Rd2 Rad8 22. Rcd1 Bc6 23. Nf3 Kg7 24. Nh4 {Nf5+ is the strong threat.} Kh8 (24... Bd7 {feels hotter.} 25. Bc2 Re8 26. Nf3 Re6 27. Qf4 Bc6) 25. Nf3 d4 26. cxd4 Bxf3 $1 27. gxf3 Rd5 28. Qh4 (28. Qh6 $1 $11 {keeps the balance.}) 28... cxd4 $17 {[%cal Bc5d4, Bd4e3][%mdl 32]} 29. Be4 g5 $36 {[%mdl 2048] Black has strong initiative.} 30. Qh6 R5d6 31. Bf5 {[%cal Rd2d4]} dxe3 32. Rxd6 Rxd6 33. Rxd6 Qxd6 34. Kf1 exf2 { Threatens to win with ...Qe5.} 35. Qxg5 Qe5 {( -> ...Qe1+)} 36. Kxf2 (36. Kg2 $17) 36... Qxb2+ $19 37. Kg3 Qe5+ 38. Kf2 b5 {[%cal Bb6b5,Bb5b4][%mdl 32]} 39. h4 b4 40. Bc2 {[#]} Qb2 ({Black should play} 40... Qxg5 $1 $19 41. hxg5 Ne8) 41. Kg3 Qd4 ({Don't play} 41... Qxc2 $6 42. Qxf6+ Kg8 43. Qd8+ Kg7 44. Qxa5 $11 ) (41... Qc3 $17 42. Kf4 Qd4+ 43. Kg3 Qc3) 42. Qxa5 {The position is equal.} Qg1+ 43. Kh3 Qf1+ 44. Kg3 Qe1+ 45. Kh3 Qf1+ 46. Kg3 Qg1+ 47. Kh3 Qh1+ 48. Kg3 Qe1+ 49. Kh3 Qh1+ {Precision: White = 54%, Black = 47%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Mithil, Ajgaonkar"] [Black "Saduakassova Dinara"] [Result "1/2-1/2"] [ECO "E10"] [WhiteElo "2222"] [BlackElo "2479"] [Annotator "TA"] [PlyCount "41"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,41,13,16,11,41,31,77,65,66,69,73,31,31,33,59,53,62,55,61,55,59,51]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 d5 5. cxd5 exd5 6. Bb5+ Nc6 7. O-O a6 { D30: Queen's Gambit Declined: Systems without Nc3} (7... cxd4 8. exd4 Be7 9. Ne5 Bd7 10. Nc3 O-O 11. Re1 Rc8 12. Bg5 a6 13. Ba4 Be6 14. Bxc6 bxc6 15. Na4 h6 16. Bxf6 Bxf6 17. Rc1 Re8 18. Nc5 Bf5 {1/2-1/2 (32) Vidit,S (2693)-Delgado Ramirez,N (2614) Tbilisi 2017}) 8. Bxc6+ bxc6 9. dxc5 Bxc5 10. Qc2 Qd6 11. Nbd2 O-O {LiveBook: 24 Games} 12. b3 Bg4 $146 ({Predecessor:} 12... Bd7 13. Bb2 Ba3 14. Bxa3 Qxa3 15. Rac1 {1/2-1/2 (54) Bosiocic,M (2484)-Loetscher,R (2386) Szeged 2007}) 13. Bb2 Ba3 14. Bxa3 Qxa3 15. Qxc6 Rac8 16. Qa4 Qxa4 {White is slightly better.} 17. bxa4 Rc2 18. Rfc1 Rfc8 19. Nb3 Bxf3 20. gxf3 g6 21. Kf1 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.13"] [Round "6"] [White "Lu Chan Hung"] [Black "Karthikeyan, P."] [Result "0-1"] [ECO "A34"] [WhiteElo "2181"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,70,-59,-21,-85,-65,-79,-52,-46,-41,-67,-39,-39,-38,-43,-50,-60,-39, -43,-42,-43,-44,-36,-30,-56,-54,-79,-84,-87,-87,-71,-79,-137,-105,-94,-93,-107, -81,-75,-72,-117,-113,-118,-121,-130,-127,-131,-8,-135,-137,-29991,-29992]} 1. c4 c5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. Nf3 Nc6 7. O-O e5 8. d3 Be7 9. Be3 O-O 10. Na4 b6 11. Rc1 Bd7 {[#] LiveBook: 4 Games} 12. h4 {A34: Symmetrical English: 2 Nc3, lines with ...d5} (12. b4 $1 $11 {[%mdl 512] remains equal.}) (12. b4 Nxb4 13. Nxe5 Be6 14. a3 Nbd5 15. Nc6 Qd7 16. Nxe7+ Qxe7 17. Bd2 Rad8 18. Nc3 Rfe8 19. Re1 Nxc3 20. Bxc3 {0-1 (65) Akhmetov,A (2357)-Jumabayev,R (2599) Almaty 2015}) 12... Rc8 13. Nc3 Ne6 $146 ({ Predecessor:} 13... Kh8 14. Bg5 f6 15. Bd2 Nd4 16. e3 Nxf3+ 17. Qxf3 Rb8 18. Rfd1 Be6 19. Be1 Qd7 {0-1 (55) Bailo Remacha,S (1991)-Gutierrez Minguenza,R (2063) Spain 2010}) 14. Nd5 {Black is slightly better.} Bd6 15. Ng5 Ned4 16. Bxd4 exd4 17. e4 f6 18. Nh3 Ne5 {[%cal Bc6e5,Be5g4,Bg4e3][%mdl 32]} 19. f4 Ng4 20. f5 Ne3 21. Nxe3 dxe3 22. Rf3 Be5 23. Kh2 Be8 24. Rxe3 Qd4 $1 $36 {[%cal Rd4e3][%mdl 2048] White is under strong pressure.} 25. Qd2 Qxb2 26. Re2 (26. Rc2 $142 Qd4 27. Nf4) 26... Qxd2 27. Rxd2 Rd8 28. Nf4 Bxf4 29. gxf4 Bb5 30. d4 Rxd4 31. Rxd4 cxd4 32. e5 {[#]} Rd8 $1 33. e6 {[#]} d3 ({Better is} 33... Be8 $1 $17 {Strongly threatening ...d3.} 34. Bf3 d3) 34. Rc7 (34. e7 $1 $11 { was the only way to keep the balance.} Re8 35. Bd5+ Kh8 36. Rc7) 34... d2 $17 35. Bd5 $2 {[%mdl 8192]} (35. Bf3 $17) 35... d1=Q {Precision: White = 43%, Black = 59%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Le, Quang Liem"] [Black "Rozum, Ivan"] [Result "1-0"] [ECO "B12"] [WhiteElo "2736"] [BlackElo "2582"] [Annotator "TA"] [PlyCount "115"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,115,8,27,31,9,10,32,24,31,14,78,74,102,98,97,86,125,116,125,95,113, 87,94,86,99,90,96,118,110,112,126,123,101,116,117,112,118,119,163,152,155,154, 200,209,222,219,219,216,216,119,124,124,124,124,124,124,124,124,131,140,186, 154,149,123,131,131,131,123,116,116,304,286,277,178,215,215,344,346,327,335, 727,510,502,315,495,495,421,406,406,406,1119,1072,992,985,958,951]} 1. e4 c6 { [%cal Bc7c6,Bc6c5][%mdl 32]} 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 {[%cal Bb1c3,Bc3a4,Ba4c5][%mdl 32]} Nc6 8. Na4 {B12: Caro-Kann: Advance Variation} Qa5+ 9. c3 cxd4 10. Nxd4 Nxd4 11. Bxd4 Ne7 {LiveBook: 6 Games} 12. Qb3 Qc7 13. Nc5 O-O-O 14. Qa4 Nc6 15. O-O {[#]} Bxc5 $146 (15... Kb8 $11 { keeps the balance.}) ({Predecessor:} 15... Kb8) 16. Bxc5 $16 Qxe5 17. Bb5 $1 $36 {[%mdl 2048] White is on the roll.} Qc7 18. Bxa7 e5 19. Bc5 Rhe8 20. Rad1 Re6 21. Rfe1 Kb8 22. f3 f6 23. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} b6 24. Bf2 Na7 25. Bf1 $1 Rc6 {[#]} 26. c4 $1 dxc4 {And now ...Rxd1 would win.} 27. Rxd8+ Qxd8 28. b5 Rd6 {...c3 is the strong threat.} 29. Qxc4 Bd3 30. Bxd3 Rxd3 31. f4 Rd1 32. fxe5 fxe5 33. Qe2 Rxe1+ 34. Qxe1 Qd5 35. Bg3 ({But not} 35. Bxb6 $6 Qxb5 36. Bf2 Nc6 $16) (35. a4 $18) 35... Qc5+ 36. Kh1 Nxb5 37. Bxe5+ Kb7 38. Bxg7 Qc4 39. h3 Nc7 40. Qb1 Ne6 41. Bh6 Kc6 42. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} Qh4 43. Be3 ({Of course not} 43. Qxh7 $6 Qe1+ 44. Kh2 Qe5+ 45. Kg1 Qe1+ 46. Kh2 Qe5+ 47. Kh1 Qe1+ 48. Kh2 $11) 43... Nc5 44. Kh2 Qe7 {Hoping for ...Qe5+.} 45. Bf4 Ne4 $2 {[#]} (45... Qf7 $16 {keeps fighting.}) 46. a4 $1 $18 Nf6 47. Qb5+ Kb7 48. Qf5 Ne4 (48... Ka6 {was called for.} 49. Qc8+ Qb7 50. Qc4+ Ka7) 49. Qd5+ Ka7 50. a5 bxa5 $2 (50... Nf6 51. Qc6 bxa5) 51. Be5 Qb7 52. Qxa5+ Qa6 53. Bb8+ Kb7 54. Qc7+ Ka8 55. Qxh7 Kxb8 (55... Nf6 $142 56. Qh8 Kb7) 56. Qxe4 { White is clearly winning.} Qd6+ 57. g3 Qd2+ 58. Kg1 {Precision: White = 87%, Black = 47%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Wang, Hao"] [Black "Le, Tuan Minh"] [Result "1/2-1/2"] [ECO "B70"] [WhiteElo "2713"] [BlackElo "2489"] [Annotator "TA"] [PlyCount "59"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,59,-12,15,-6,0,0,-2,-9,6,0,0,-2,9,-12,16,-54,-29,-20,-19,-35,-30,-37, -28,-26,-48,-41,-41,-63,-64,-64,-64,-79,-93,-141,-62,-51,-33,-33,-33,-33,-35, -33]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Nc6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. Qb4 Qc7 {LiveBook: 37 Games} 11. Re1 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3)} (11. Qb3 Be6 12. Nd5 Nxd5 13. exd5 Bf5 14. c3 b6 15. Re1 Rfe8 16. Bf4 Rad8 17. Rad1 Bf8 18. Rd2 e5 {1-0 (55) Ye,J (2670)-Xu,J (2668) Shenyang 2000}) 11... a5 12. Qb5 Bd7 $146 ({ Predecessor:} 12... Be6 13. Nd5 Bxd5 14. exd5 Qxc2 15. Be3 Ng4 16. Re2 Qf5 17. Bb6 Ne5 18. Bxa5 {1/2-1/2 (43) Calzetta Ruiz,M (2252)-Gara,T (2353) Reykjavik 2015}) 13. Qe2 {The position is equal.} Bg4 14. Qb5 Bd7 15. Qe2 Bg4 16. Qd3 Be6 17. a4 (17. Nb5 $11 Qc8 18. Nd4) 17... Rfc8 $36 {[%cal Bf8c8,Bc8c7,Bc7c2][%mdl 2080] Black has some pressure.} 18. e5 dxe5 19. Qb5 Ne8 20. Qxb7 Rab8 21. Qxc7 Rxc7 22. Rd1 Nd6 23. Bd5 e4 24. Bxe6 fxe6 25. Nb5 Rxc2 26. Bf4 e3 (26... Bxb2 $17 27. Nd4 Rc4) 27. Bxe3 $15 {Black is slightly better.} Nxb5 28. axb5 Rxb5 29. Rd8+ Kf7 30. Ra8 {Precision: White = 43%, Black = 47%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Sethuraman, S P."] [Black "Santiago, Yago De Moura"] [Result "0-1"] [ECO "A05"] [WhiteElo "2649"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "98"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,97,35,41,32,31,42,34,29,38,37,28,29,30,35,37,35,41,40,55,18,23,8,43, 31,31,26,28,24,33,31,41,37,36,-10,0,0,0,0,0,0,0,0,0,0,0,0,41,37,38,-103,-98, -119,-106,-118,-1,-97,-12,-26,-20,-162,-146,-224,-215,-358,-391,-322,-237,-199, 0,-7,0,-80,-82,-477,-463,-29975,-5721,-29999]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 Nbd7 9. Nc3 Nh5 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7)} (9... b6 10. cxd5 exd5 11. Rc1 Bb7 12. Qc2 Re8 13. Rfd1 Nf8 14. e4 dxe4 15. Ne5 Nd5 16. Nxe4 Ne6 17. Be3 Rc8 18. Qb3 Bf8 19. Nc3 Nxe3 20. fxe3 Rc7 21. Kh1 {1-0 (54) Dominguez Perez,L (2739) -Caruana,F (2807) Saint Louis 2017}) 10. Bc1 f5 11. b3 Bd6 {LiveBook: 3 Games. White is slightly better.} 12. Bb2 Qe7 13. e3 Nhf6 14. Ne2 b6 15. Ne5 Bb7 16. Nf4 Ne4 $146 ({Predecessor:} 16... Rac8 17. Rc1 {1-0 (46) Sumets,A (2622) -Pregarac,V (2150) Trieste 2014}) 17. Rc1 Rac8 18. Qe2 Rfd8 19. Rfd1 Ndf6 20. f3 Ng5 $1 21. c5 Bxe5 22. dxe5 Nd7 23. b4 Nf7 24. e4 {exf5 is the strong threat.} Nfxe5 25. exf5 exf5 26. Re1 {[%cal Rb2e5]} Re8 27. Bd4 Qf7 28. Qb2 { [%cal Rd4e5]} Nc4 29. Qc3 bxc5 30. bxc5 Nf8 31. Bf1 Ba6 32. a4 Rc7 33. Nd3 Rce7 34. Rxe7 Rxe7 35. Ne5 (35. Nb4 $14 {stays ahead.} Bb7 36. Bxc4 dxc4 37. a5) 35... Nxe5 $17 36. Bxa6 Neg6 37. Rb1 h5 ({Black should try} 37... f4 $1 $17 38. Rb8 fxg3 39. hxg3 h5) 38. Rb8 (38. f4 $1 $11) 38... Kh7 ({Better is} 38... f4 $1 $17 39. Bf2 Ne5) 39. Bd3 Ne6 40. Bf2 (40. Be3 $11 {and White is okay.}) 40... Ng5 $19 41. Kg2 (41. f4 $17 {keeps fighting.} Ne4 42. Qb2) 41... h4 $1 { [%cal Bh5h4,Bh4h3][%mdl 32]} 42. Qc2 (42. Bd4 $142 h3+ 43. Kf2) 42... h3+ 43. Kf1 ({Worse is} 43. Kh1 Ne5 $17) 43... Nxf3 44. Bxf5 Nd2+ $2 (44... Nxh2+ $19 45. Kg1 Nf3+ 46. Kh1 Re4 $1 {[%mdl 512]} 47. Bxe4 dxe4) 45. Kg1 $11 Ne4 46. Bxh3 (46. g4 $11 {keeps the balance.}) 46... Ne5 $17 {[%cal Bg6e5,Be5f3,Bf3d2] [%mdl 32] Strongly threatening ...Nf3+.} 47. Rb3 $2 {[%mdl 8192] [#]} (47. Bg2 $17) 47... Nf3+ $1 $19 ({Weaker is} 47... Qxf2+ 48. Qxf2 Nxf2 49. Kxf2 $15) 48. Kg2 (48. Rxf3 $19 Qxf3 49. Bd4) 48... Nfd2 49. Bd4 Qf1# {Precision: White = 50%, Black = 75%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Gordievsky, Dmitry"] [Black "Mareco, Sandro"] [Result "0-1"] [ECO "A08"] [WhiteElo "2630"] [BlackElo "2635"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,80,0,17,7,0,39,23,32,32,37,38,38,18,16,16,14,0,0,0,0,-24,-12,-18,-20, -20,-20,-106,-112,-168,-157,-197,-144,-166,-174,-162,-110,-144,-147,-147,-151, -320,-310,-332,-326,-531,-514,-495,-497,-484,-440,-760,-760,-29973,-29975, -29970,-29970,-5189,-5173]} 1. Nf3 d5 2. g3 c5 3. Bg2 e6 4. O-O Nf6 5. c4 d4 6. e3 Nc6 7. exd4 cxd4 8. d3 Bd6 {A13: English Opening: 1...e6} (8... Be7 9. b3 O-O 10. Na3 e5 11. Nc2 Nd7 12. a3 a5 13. Rb1 Nc5 14. b4 axb4 15. axb4 Na4 16. Bd2 {0-1 (47) Wei,Y (2739)-Karjakin,S (2760) Medias 2017}) 9. Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 Qe7 12. Nb3 O-O 13. Re1 {LiveBook: 6 Games} Qf6 14. Nfd2 Bd7 15. a3 $146 ({Predecessor:} 15. Ne4 Qe7 16. Nxd6 Qxd6 {1/2-1/2 (50) Hechl,G (2239) -Gromotka,H (2326) ICCF email 2016}) 15... Rfd8 16. Ne4 Qe7 17. Nxd6 Qxd6 18. Nd2 a5 19. Ne4 Qc7 20. Rb1 Ne5 21. f4 {[%cal Bf2f4,Bf4f5][%mdl 32]} Ng6 22. Rf1 Ne7 23. g4 Ng6 24. f5 Nf4 25. Qf3 (25. fxe6 $11 fxe6 26. g5) 25... e5 $17 ({ Don't play} 25... exf5 $6 26. Qxf4 Qxf4 27. Rxf4 $11) 26. Bh1 (26. Rf2 $17 { was called for.}) 26... Ra6 $19 27. h3 g6 (27... Rb8 $19 28. Rfc1 g6 29. fxg6 Rxg6) 28. fxg6 $17 Rxg6 {Strongly threatening ...f5.} 29. Kh2 Bc6 ({Black should play} 29... Kh8 $19 30. Ng3 Bc6) 30. Rbd1 Qe7 31. Qf2 Kh8 32. b4 $2 {[#] } (32. Qe1 $17) 32... Rdg8 $19 (32... axb4 $2 33. axb4 Bd7 34. Rg1 $17) 33. Bf3 h5 ({Don't do} 33... axb4 34. axb4 h5 35. gxh5 $19) 34. gxh5 $2 (34. g5 Bxe4 35. Bxe4 Rxg5 36. Rg1) 34... Rg3 35. Qxg3 Rxg3 36. Nxg3 Bd7 37. Ne4 (37. Ne2 $142 Bxh3 38. Nxf4 Bxf1 39. Rxf1 exf4 40. c5) 37... Bxh3 {[#] White must now prevent ...Qh4.} 38. Bg2 Bxg2 39. Rxf4 exf4 40. Kxg2 f5 {Precision: White = 28%, Black = 76%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Zhao, Jun"] [Black "Erigaisi Arjun"] [Result "1/2-1/2"] [ECO "A11"] [WhiteElo "2599"] [BlackElo "2458"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,76,0,-2,10,22,45,46,52,43,80,58,58,51,35,38,97,80,87,99,103,84,103, 70,111,102,97,58,70,80,83,71,56,58,81,73,63,40,45,22,24,30,20,0,0,0,17,0,15,28, 30,0,0,0,12]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. Qc2 Bd6 6. b3 O-O 7. Be2 Nbd7 8. Bb2 b6 9. O-O Bb7 10. d4 Qe7 11. Rfe1 Rfe8 12. Rad1 Rad8 13. h3 { LiveBook: 16 Games. D45: Semi-Slav: 5 e3} (13. g3 a6 14. Bf1 dxc4 15. bxc4 c5 16. d5 exd5 17. Nxd5 Nxd5 18. cxd5 Qe4 19. Qc3 Ne5 20. Nh4 Bf8 {1-0 (40) Le,Q (2737)-Wang,H (2709) Huaian 2017}) 13... dxc4 14. bxc4 e5 {[#]} 15. Nh4 $146 { White is slightly better.} ({Predecessor:} 15. dxe5 Nxe5 16. Nd4 Qc7 17. Nf5 Bf8 18. Rxd8 Rxd8 19. Ne4 Nxe4 20. Qxe4 f6 21. Qc2 Re8 22. Rd1 Bc8 23. Nd4 Bd7 {1/2-1/2 (23) Polak,T (2519)-Gledura,B (2513) Hungary 2016}) 15... g6 16. Nf3 Ba3 17. Ba1 Bd6 18. Rb1 Bc7 19. a4 h5 (19... Rb8 $14) 20. c5 $16 Ba8 21. Bc4 Kg7 22. Ne4 Nxe4 23. Qxe4 Nf6 {[%cal Bd7f6,Bf6d5,Bd5b6][%mdl 32]} 24. Qh4 e4 25. Ne5 Nd5 26. Qxe4 bxc5 27. Qc2 cxd4 28. Nf3 Kh6 29. Bxd4 {Hoping for e4.} c5 30. Ba1 {Black must now prevent e4.} Nb6 31. Bb5 Be4 32. Qc3 {[%csl Ga1][%cal Rc3g7] [#]} Rg8 33. Rbc1 $36 {[%mdl 2048] White has some pressure.} Bxf3 $1 34. gxf3 Qg5+ 35. Kh1 Qh4 36. Kg2 {Qf6 is the strong threat.} Qg5+ 37. Kh1 Qh4 38. Kg2 {Strongly threatening Qf6.} Qg5+ {Precision: White = 52%, Black = 49%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Pichot, Alan"] [Black "Raghunandan, Kaumandur Srihari"] [Result "1-0"] [ECO "B90"] [WhiteElo "2558"] [BlackElo "2412"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,77,12,14,25,0,14,7,12,16,17,14,27,25,25,25,82,56,91,90,83,69,66,66, 177,178,178,179,182,182,177,175,178,166,184,180,180,180,179,175,237,237,237, 237,237,237,237,235,237,237,285,253,463,393,449,439]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 Be6 9. Qe2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (9. Bb3 h6 10. O-O O-O 11. Nh4 Nc6 12. Nf5 Bxf5 13. exf5 Nd4 14. Nd5 Nxb3 15. cxb3 Rc8 16. Be3 Rc6 {1-0 (49) Carlsen,M (2857)-Grischuk,A (2754) chess.com INT 2016}) 9... Qc7 10. Bb3 Nc6 11. Bg5 O-O 12. O-O Rac8 13. Rfd1 {[#] LiveBook: 5 Games} Nb4 $146 ({Predecessor:} 13... Ne8 14. Be3 Na5 15. Nd5 Bxd5 16. Bxd5 Nc4 17. b3 Nxe3 18. Qxe3 Nf6 19. c4 a5 20. Ne1 Bd8 21. Nc2 Qb8 22. Na3 Rc5 23. Nb5 { 1/2-1/2 (23) Efimenko,Z (2656)-Ragger,M (2668) Zalakaros 2015}) 14. Bxf6 Bxf6 15. Ne1 Rfd8 16. a5 Nc6 17. Nd5 Bxd5 $1 18. Rxd5 Nd4 19. Qd1 Nc6 (19... Nxb3 $11 {remains equal.} 20. cxb3 Be7) 20. Ra4 b5 21. axb6 $1 Qxb6 22. Nf3 Nb4 23. Rd2 $1 d5 (23... a5 $14) 24. c3 $18 (24. exd5 a5 $16) 24... Nd3 25. Rxd3 dxe4 26. Rxe4 Rxd3 {[#]} 27. Bxf7+ $1 {[%mdl 512]} Kxf7 28. Qxd3 Rd8 29. Qe2 (29. Nxe5+ Bxe5 30. Qc4+ Kf8 $17) 29... Qb5 30. Qxb5 ({Not} 30. Nxe5+ Bxe5 31. Qh5+ Kg8 $17) 30... axb5 {[%mdl 4096] Endgame [#] KRB-KRN} 31. g4 $1 Ke6 (31... Kf8 $142 32. g5 (32. Nxe5 Rd2 $16) 32... Be7 33. Rxe5 b4 34. cxb4 Bxb4) 32. g5 Kf5 33. Re3 Bxg5 34. Nxg5 ({Don't take} 34. Rxe5+ Kf4) 34... Kxg5 35. Rxe5+ {KR-KR} Kg4 36. Rxb5 g5 37. Kg2 Kh4 $2 (37... Rc8 38. Rb4+ Kf5) 38. Rb4+ g4 39. Rd4 { Precision: White = 78%, Black = 36%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Lei, Tingjie"] [Black "Bui, Vinh"] [Result "1-0"] [ECO "B42"] [WhiteElo "2545"] [BlackElo "2400"] [Annotator "TA"] [PlyCount "61"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,61,65,65,46,45,56,59,43,53,42,70,56,77,71,110,116,106,121,114,116, 113,94,96,93,187,172,291,278,401,391,679,671,660,641,810,810,802,797,775,772]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 g6 8. Qe2 d6 {B42: Sicilian: Kan Variation: 5 Bd3} 9. O-O Nd7 10. c4 (10. a4 b6 11. Na3 Ngf6 12. Bh6 Bf8 13. Bxf8 Kxf8 14. Nc4 Qc7 15. f4 d5 16. exd5 Nxd5 {1-0 (32) Leko,P (2691)-Svidler,P (2765) Riadh 2017}) 10... b6 11. Nc3 Bb7 12. f4 Qc7 { LiveBook: 5 Games} 13. Be3 Ngf6 14. Rac1 O-O 15. Nd2 Rac8 16. h3 Rfe8 $146 17. Qf2 Bf8 18. b4 d5 {[#]} 19. e5 $1 Ne4 20. Bxe4 dxe4 21. a3 {[%cal Ba2a3,Ba3b4] [%mdl 32]} ({Of course not} 21. Ncxe4 $6 Bxb4 22. Rb1 a5 $11) 21... a5 22. Rb1 axb4 23. axb4 Ba6 (23... Be7 $16) 24. Ndxe4 ({Don't play} 24. Ncxe4 $6 Bxc4 25. Nxc4 Qxc4 $16) 24... Qxc4 (24... Bxc4 {keeps fighting.} 25. Rfd1 Red8) 25. Rfd1 $18 {[%cal Bf1d1,Bd1d4,Bd4c4][%mdl 32]} Red8 (25... Rcd8 $142 26. Bxb6 Nxb6) 26. Qh4 Bg7 $2 {[#]} (26... h6 27. Bxb6 Bb7) 27. Bxb6 $1 {[%mdl 512] White is clearly winning.} Bb7 (27... Nxb6 28. Rxd8+) 28. Rd4 Bxe4 29. Rxc4 Bxb1 30. Qxd8+ ({Less strong is} 30. Nxb1 Nxb6 31. Rxc8 Rxc8 $18) 30... Rxd8 31. Bxd8 { Precision: White = 85%, Black = 26%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Vishnu Prasanna. V"] [Black "Mithil, Ajgaonkar"] [Result "1-0"] [ECO "D45"] [WhiteElo "2526"] [BlackElo "2222"] [Annotator "TA"] [PlyCount "63"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,62,10,24,2,28,20,20,25,21,24,27,11,35,14,18,33,29,38,32,0,0,0,0,0,0, 0,52,47,92,87,77,104,29988,29989,29996,29997,29997,29998,29998,29999,29999]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. d4 Nbd7 6. Qc2 Be7 7. b3 b6 8. Bd3 Bb7 9. O-O O-O 10. Bb2 h6 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 11. Rad1 Qc7 12. Qe2 Rad8 {LiveBook: 24 Games. The position is equal.} 13. Rd2 $146 ({Predecessor:} 13. Bb1 Rfe8 14. Ne5 Bf8 15. f4 g6 16. e4 dxe4 17. Bxe4 Bg7 18. Bf3 {1/2-1/2 (41) Bogner,S (2549)-Laznicka,V (2665) Reykjavik 2015}) 13... c5 14. cxd5 Nxd5 15. Nxd5 Bxd5 16. Rc1 Qb8 17. Bb1 Rfe8 18. dxc5 Nxc5 19. Ne5 Bf6 20. Qh5 Rf8 21. f3 Bb7 22. Rcd1 {Threatens to win with Rxd8.} Rxd2 23. Rxd2 {Hoping for b4.} Qc8 24. h4 a5 (24... Qc7 $11) 25. Rd4 $1 $40 {[%cal Rd4g4][%mdl 128] Strongly threatening Rg4. Black needs to defend precisely.} Qc7 {[#]} 26. Ng4 $1 {[%cal Rg4h6][%mdl 512] Nxh6+! would kill now.} Bxd4 27. Bxd4 {Threatening mate with Nxh6+!} f5 $2 {[%mdl 8192] [#]} (27... Rd8 $16) 28. Nxh6+ $1 {[%mdl 512] White mates.} Kh7 (28... gxh6 29. Qg6+) 29. Nxf5+ Kg8 {[#] } 30. Nh6+ $1 {[%mdl 512]} Kh8 (30... gxh6 31. Qg6+) 31. Nf7+ Kg8 32. Bh7# { Precision: White = 68%, Black = 38%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Deepan Chakkravarthy J"] [Black "Hoang, Canh Huan"] [Result "0-1"] [ECO "A18"] [WhiteElo "2520"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "58"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,58,0,0,0,6,4,2,0,0,-39,-26,-27,-34,-32,-25,-22,-15,0,0,-38,-41,-52, -8,-22,0,-49,-55,-128,0,-212,-107,-108,-145,-163,-112,-1145,-575,-29988,-29989, -29989,-29990,-29990,-29991,-29991,-29992,-29995,-29996]} 1. c4 Nf6 2. Nc3 e6 3. e4 {[%cal Be2e4,Be4e5][%mdl 32]} d5 4. e5 d4 5. exf6 dxc3 6. fxg7 cxd2+ 7. Bxd2 Bxg7 8. Qc2 {A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4)} (8. Nf3 {keeps more tension.} Bxb2 9. Rb1 Bg7 10. c5 Nc6 11. Qc2) (8. Qb3 Nc6 9. Nf3 Qe7 10. Bd3 b6 11. Bc3 e5 12. Be4 Bd7 13. O-O-O O-O-O 14. Qc2 Kb8 15. Rhe1 Nb4 16. Bxb4 Qxb4 {0-1 (35) Shahinyan,D (2457)-Babujian,L (2444) Yerevan 2015}) 8... Bd7 9. Nf3 Qe7 10. Be2 {The position is equal.} Nc6 11. Bc3 $146 ({Predecessor:} 11. O-O O-O-O 12. Rab1 e5 13. Bd3 Bg4 14. Bf5+ Bxf5 15. Qxf5+ Qd7 16. Qxd7+ Rxd7 {1/2-1/2 (35) Kiefer,G (2271)-Hohler,P (2171) Opatija 2013}) 11... Bxc3+ 12. Qxc3 O-O-O 13. c5 e5 {[%cal Be6e5,Be5e4][%mdl 32]} 14. O-O Rhg8 15. Rfe1 e4 16. Bb5 Bg4 {Hoping for ...Bxf3.} 17. Nd2 $1 {Bxc6 is the strong threat.} f5 (17... Nd4 $5 {[%cal Rd4b5]} 18. Bc4 Bf5 $11) 18. Bxc6 $1 bxc6 19. Qa5 Rd5 20. Qxa7 (20. g3 $15) 20... Qg5 (20... Qg7 $1 $17 21. Nc4 Bf3) 21. h4 $2 (21. f4 $1 $11 {and White is okay.} exf3 22. Nc4) 21... Qg7 (21... Qg6 $1 $19 22. Qa6+ Kd7) 22. Nc4 $17 {[#]} Bf3 $1 $40 {[%csl Gf3,Gg8][%cal Rg7g2][%mdl 1152] Black has strong compensation. White is in trouble.} 23. g3 { Threatens to win with Ne3.} f4 $1 {[%cal Rf4g3,Bf5f4,Bf4e3,Be3f2][%mdl 32]} 24. Qa8+ $2 {[%mdl 8192]} (24. Ne5 $17 Rxe5 {[#]} 25. Rad1 $1 {[%mdl 512]} Bxd1 26. Rxd1) 24... Kd7 $19 25. Qb7 Qd4 {Black mates.} 26. Nb6+ Ke6 27. Re3 fxe3 28. Qxc6+ {[#]} Rd6 $1 {[%mdl 512]} 29. cxd6 exf2+ {Precision: White = 35%, Black = 62%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Saduakassova Dinara"] [Black "Tran, Minh Thang"] [Result "0-1"] [ECO "D12"] [WhiteElo "2479"] [BlackElo "2366"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,70,17,10,23,20,26,11,18,-12,-9,-53,-38,-55,-47,-66,-77,-123,-112, -169,-161,-163,-157,-138,-85,-91,-97,-133,-113,-372,-376,-352,-354,-344,-327, -486,-511,-491,-516,-516,-432,-849,-849,-885,-879,-879,-877,-872,-869,-875, -850,-845,-847,-836,-812]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Nxg6 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} ( 9. Bd2 Be7 10. g3 Nbd7 11. cxd5 exd5 12. O-O-O a5 13. Nxg6 hxg6 14. Qc2 a4 15. e4 a3 16. e5 axb2+ {0-1 (59) Le,Q (2737)-Mamedov,R (2709) Huaian 2017}) 9... hxg6 10. Bd2 {LiveBook: 29 Games} dxc4 11. Bxc4 {White has an edge.} a6 12. f4 b5 $146 ({Find the theoretical novelty and annotate with similar games:} 12... c5 13. dxc5 Bxc5 14. Rc1 Nc6 15. Be2 O-O 16. Bf3 Rfd8 {1/2-1/2 (16) Zoler,D (2503)-Huzman,A (2573) Beersheba 2014}) 13. Bd3 c5 14. dxc5 Nbd7 15. Ne4 Nxc5 16. Nxc5 Bxc5 17. Qc2 Qb6 18. Ke2 (18. Rc1 $17 Bxe3 19. Qc6+ Qxc6 20. Rxc6) 18... O-O 19. Rhc1 Rac8 {[%cal Ba8c8,Bc8c5,Bc5h5][%mdl 32] And now ...Qb7 would win.} 20. b4 Qb7 (20... Bxe3 $142 $1 21. Qxc8 Bxd2) 21. bxc5 $17 Qxg2+ 22. Ke1 Ng4 $36 {[%mdl 2048] White is under strong pressure.} ({Much weaker is } 22... Qxh2 $6 23. Ba5 $11) 23. Ba5 $2 {[%mdl 8192]} (23. Bb4 $17 Qg1+ 24. Bf1 ) 23... Qg1+ $19 24. Bf1 {[#]} Rxc5 $1 {[%mdl 512]} 25. Qe2 (25. Qxc5 Qf2+) 25... Rh5 26. Qg2 (26. Rc2 $142 Rxh2 27. Qxg4 Qxg4 28. Rxh2 Qg3+ 29. Rf2) 26... Qxe3+ {Black is clearly winning.} 27. Qe2 Qxf4 28. Bc7 Ne5 29. Bg2 (29. Rc3 $142 b4 30. Re3 Rxh2 31. Bxe5 Qh4+ 32. Bg3 Rxe2+ 33. Kxe2) 29... Rf5 {Strongly threatening ...Qh4+.} 30. Rc3 Qh4+ 31. Rg3 Qb4+ 32. Qd2 Qc5 {[#] ( -> ...Qg1+)} 33. Be4 Nc4 34. Qc2 Qxc7 35. Bxf5 Qe5+ {Precision: White = 43%, Black = 73%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Dao, Thien Hai"] [Black "Karavade, Eesha"] [Result "1/2-1/2"] [ECO "E32"] [WhiteElo "2474"] [BlackElo "2391"] [Annotator "TA"] [PlyCount "61"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,61,-2,-10,0,0,-16,-16,-16,-16,-18,-4,-20,-17,-22,-18,-34,0,-11,-6,-6, 10,0,0,0,0,0,18,0,0,-13,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 dxc4 8. Qxc4 b6 9. Bf4 { E36: Nimzo-Indian: Classical: 4...d5 5 a3} Ba6 {LiveBook: 31 Games} 10. Qa4 Qd7 11. Qxd7 Nbxd7 12. e3 Bxf1 13. Rxf1 c5 14. O-O-O {[#]} Rac8 $146 ({Predecessor: } 14... c4 15. Ne5 Rfc8 16. Nxd7 Nxd7 {1/2-1/2 (38) Zhu,C (2480)-Le,Q (2694) Cap d'Agde 2010}) 15. Kb1 Rfd8 16. Bg5 Kf8 17. Bh4 {The position is equal.} h6 18. dxc5 bxc5 19. Kc2 Ke7 20. Nd2 g5 21. Bg3 Nb6 22. e4 Nh5 23. Nb1 f6 24. Rxd8 Rxd8 25. Bc7 Rd7 26. Bxb6 axb6 27. g3 Ng7 28. Nc3 Ne8 29. b3 Nd6 30. a4 Nb7 31. Rd1 {Precision: White = 65%, Black = 73%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Karthikeyan, P."] [Black "Karthikeyan, Murali"] [Result "0-1"] [ECO "E67"] [WhiteElo "2473"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,80,22,-2,23,0,10,0,20,22,33,22,21,21,27,22,35,20,36,0,27,0,-2,0,-25, -27,-12,-90,-96,-219,-210,-216,-188,-258,-242,-229,-212,-288,-293,-306,-296, -299,-306,-295,-290,-486,-475,-604,-597,-853,-847,-825,-813,-969,-957,-1380, -846]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. Qc2 c6 9. Rd1 Qe7 10. e4 Nb6 11. b3 Bg4 12. dxe5 dxe5 13. a4 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} Rfd8 14. Ba3 {LiveBook: 3 Games} Qe8 15. a5 $146 {White has an edge.} ({Find the theoretical novelty and annotate with similar games:} 15. h3 Bxf3 16. Bxf3 Nbd7 17. Ne2 Nf8 18. Bb2 Ne6 19. Bg2 Nd7 20. a5 Bf8 {0-1 (66) Panczyk,K (2435)-Sznapik,A (2480) Lublin 1988} ) 15... Nbd7 16. Na4 Bf8 17. c5 Nh5 18. Bb2 Ng7 19. Rxd7 Bxd7 20. Nxe5 Be6 21. f4 {[%mdl 1024] White has compensation.} f6 22. Nf3 Qe7 23. Nd4 Bf7 24. f5 gxf5 25. a6 Rac8 26. Rf1 (26. axb7 $11 Qxb7 27. exf5) 26... bxa6 $17 27. e5 (27. exf5 $17 {was necessary.} Bd5 28. Bxd5+ Rxd5 29. Kg2) 27... Rxd4 28. Bxd4 fxe5 29. Bc3 (29. Bf2 $142) 29... Rb8 $19 30. Rb1 e4 31. Bh3 Qe6 {[%cal Rb8b3]} 32. b4 {[#]} a5 $1 33. bxa5 Rxb1+ 34. Qxb1 Qb3 35. Qa1 $2 (35. Qxb3 Bxb3 36. Nb2) 35... Qc2 {Black is clearly winning.} 36. Bd4 Bb3 37. Nb6 Ne6 38. Nd7 Qd3 39. Nf6+ Kf7 40. Bf2 Bg7 {Precision: White = 34%, Black = 73%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Liu, Guanchu"] [Black "Xu, Zhihang"] [Result "1/2-1/2"] [ECO "B31"] [WhiteElo "2460"] [BlackElo "2364"] [Annotator "TA"] [PlyCount "88"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,88,14,15,33,17,18,-21,-16,-24,-24,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,93,82,62,75,125,14,29,50,94,64,73,75,97,6,6, 16,7,28,159,139,132,77,77,0,8,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 e5 7. b4 {B31: Sicilian: 2...Nc6 3 Bb5 g6} (7. c3 Ne7 8. d4 cxd4 9. cxd4 exd4 10. Nxd4 O-O 11. Nc3 Rb8 12. Nb3 d5 13. Bg5 h6 14. Be3 a5 15. Bc5 Re8 16. Qd2 Be6 17. Rad1 Kh7 18. h3 Qc7 19. Nd4 Rbd8 20. Qe3 { 1-0 (48) Caruana,F (2811)-Iturrizaga Bonelli,E (2650) chess.com INT 2018}) 7... cxb4 8. a3 b3 9. cxb3 {LiveBook: 4 Games} d6 10. Bb2 Bg4 11. d4 exd4 12. Bxd4 Bxf3 $1 13. gxf3 Qg5+ 14. Kh1 $146 ({Predecessor:} 14. Kf1 Be5 15. Bxe5 Qxe5 { 1-0 (27) Karlsson,B (2271)-Gunnarsson,J (2458) Reykjavik 2015}) 14... Be5 15. Bxe5 dxe5 16. Qc1 Qxc1 17. Rxc1 Rd8 18. Ra2 Rd3 19. b4 Ne7 20. Kg2 g5 21. Rd2 Rb3 22. Rd6 Ng6 23. Rdxc6 O-O 24. R6c3 Rb2 25. R3c2 $36 {[%mdl 2048] White has good play.} Rb3 26. Rc3 Rb2 27. R3c2 Rxc2 28. Rxc2 $11 {[%mdl 4096] Endgame KRN-KRN} Rd8 29. Nc3 {Nd5 is the strong threat.} Rd3 (29... Rc8 $11) 30. a4 Nf4+ 31. Kf1 $1 Ne6 32. Ke2 (32. Nd5 $16) 32... Nf4+ 33. Ke1 Rd4 34. b5 Nd3+ $1 35. Kf1 Rc4 36. Ke2 (36. a5 $1 $16) 36... Nc5 37. a5 {And now a6 would win.} Nb3 38. a6 {Hoping for b6!} Nd4+ (38... Rc7 $11 {remains equal.}) 39. Kd3 $16 Rb4 {[#]} 40. Rc1 (40. Nd5 $142 $1 {[%cal Rd5b4]} Rxb5 41. Rc7) 40... Kg7 {[#]} 41. Rg1 (41. Nd5 $1 $16 {[%cal Rd5b4]} Rb3+ 42. Rc3 Rxb5 43. Rc7) 41... h6 $11 {The position is equal.} 42. f4 Nxb5 43. Nxb5 Rxb5 44. fxg5 Ra5 {Precision: White = 56%, Black = 77%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Harsha Bharathakoti"] [Black "Wen Yang"] [Result "1/2-1/2"] [ECO "A41"] [WhiteElo "2443"] [BlackElo "2608"] [Annotator "TA"] [PlyCount "86"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,86,0,0,0,11,0,7,14,22,-7,14,0,12,0,5,-6,0,0,7,-24,-24,-35,-32,-32, -28,-29,-30,-31,-31,-82,-79,-75,-69,-79,-77,-70,-77,-69,-17,-29,-29,-25,0,0,0, 0,0,0,0,0,0,0,0,-88,-72,-41,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nd7 5. c4 e5 6. Nc3 Ne7 7. O-O O-O 8. e4 exd4 9. Nxd4 Nc6 10. Nde2 a5 11. h3 {A42: Modern Defence: Averbakh Variation} a4 12. Be3 Nc5 {LiveBook: 6 Games} 13. Nd4 Bd7 $146 ({Predecessor:} 13... Be6 14. Nd5 Re8 15. Nb5 Na6 16. Rb1 Ne5 17. b3 axb3 18. axb3 Bxd5 19. cxd5 {0-1 (61) Vladimirov,Y (2580)-Todorcevic,M (2435) Leon 1991}) 14. Re1 Re8 15. Rb1 Nb4 16. Kh2 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 17. Re2 h4 18. g4 $1 Ne6 19. Qd2 Bxd4 20. Bxd4 Nc2 $36 {[%mdl 2048] Black has some pressure.} 21. Bh8 Kxh8 22. Qh6+ Kg8 {[#] Hoping for ...Ncd4.} 23. Rxc2 Bc6 24. Nd5 Bxd5 25. cxd5 Ng5 26. f3 (26. f4 $15 Nxe4 27. f5 gxf5 28. gxf5 ) 26... Qf6 $17 27. Kh1 Nxf3 28. Rf1 Qg5 29. Qxg5 Nxg5 30. Rxc7 Rac8 (30... Kf8 $15) 31. Rxb7 $11 Rc2 32. Kg1 $1 Rec8 {Threatens to win with ...Rd2.} 33. Rf2 $1 Rxf2 34. Kxf2 {[%mdl 4096] Endgame KRB-KRN} Rc2+ 35. Kf1 Kg7 36. Rb6 Kf6 37. Rxd6+ Ke5 38. Rb6 {[#]} (38. Ra6 $11) 38... Kf4 $1 $17 {[%cal Rf4g3][%mdl 1024] Strongly threatening ...Kg3. Black has strong compensation.} 39. d6 Ke3 { [%cal Rc2c1]} (39... Kg3 $5 {[%cal Rc2g2]} 40. d7 Rd2 $17) 40. Kg1 {The position is equal.} Rc1+ 41. Kh2 Rc2 {( -> ...Nf3+)} 42. Kg1 $1 Rc1+ 43. Kh2 Rc2 {Precision: White = 62%, Black = 65%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Nguyen Anh Khoi"] [Black "Nguyen Ngoc Truong Son"] [Result "1/2-1/2"] [ECO "D43"] [WhiteElo "2435"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,55,0,0,27,41,25,14,38,38,52,37,32,23,91,75,80,52,54,53,52,43,45,30, 52,45,46,39,37,23,20,22,20,7,7,7,7,7,14,21,12,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 dxc4 6. Bg2 Nbd7 7. a4 Be7 8. O-O O-O 9. a5 {LiveBook: 30 Games. E01: Catalan: Early deviations} Bb4 (9... Nd5 10. Bd2 b5 11. axb6 Qxb6 12. Na4 Qd8 13. Qc2 Ba6 14. Rfd1 Bb5 15. e4 Nb4 16. Bxb4 Bxb4 17. d5 cxd5 18. Nd4 Bxa4 19. Rxa4 Bc5 20. exd5 Bxd4 21. Rxd4 {1/2-1/2 (21) Nakamura,H (2780) -Ding,L (2774) Palma de Mallorca 2017}) 10. Qa4 Qe7 11. Bg5 {White has an edge. } b5 $146 ({Predecessor:} 11... h6 12. Bxf6 Nxf6 13. Ne5 Nd5 14. Na2 Bd6 15. Nxc4 Bc7 16. e4 Nf6 {1-0 (40) Nogly,C (2255)-Schulze,H (2235) Dortmund 1992}) 12. axb6 $1 Nxb6 13. Bxf6 gxf6 14. Qxc6 Bd7 (14... Bb7 $11 {remains equal.} 15. Qb5 Nd5) 15. Qe4 a5 16. Qc2 (16. Qg4+ {feels hotter.} Kh8 17. Qh4 Rg8 18. e4 Qd8 19. Qh5) 16... a4 17. e4 (17. Na2 {looks sharper.} Bd6 18. Rfb1 Ra7 19. Nc3 Bb4 20. e3) 17... Ra5 18. Ne2 e5 19. Nh4 Rfa8 20. Nf5 Bxf5 21. exf5 Rd8 22. Rfd1 a3 23. bxa3 {The position is equal.} Rxa3 24. Rab1 exd4 25. Nxd4 {[#] Threatens to win with Nc6.} Rd3 $1 26. Nc6 ({Much worse is} 26. Rxd3 cxd3 27. Qxd3 Qc5 $17) 26... Rxd1+ 27. Rxd1 Rxd1+ 28. Qxd1 {Precision: White = 56%, Black = 58%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Li, Yankai"] [Black "Krysa, Leandro"] [Result "0-1"] [ECO "D90"] [WhiteElo "2434"] [BlackElo "2548"] [Annotator "TA"] [PlyCount "42"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,42,-7,10,-20,27,19,2,0,20,20,33,-23,-7,-98,-117,-360,-274,-247,-206, -456,-203,-868,-852,-1063,-770,-760,-739,-1362,-1355,-1327,-1316,-1964,-2385, -2217,-2097]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. h4 c6 6. Bg5 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} Bg4 $146 ({Predecessor:} 6... dxc4 7. e4 Be6 8. e5 Nd5 9. h5 Nd7 10. h6 Bf8 11. Ne4 f6 12. Bd2 b5 {0-1 (37) Kasparov,G (2812) -Nepomniachtchi,I (2751) Saint Louis 2017}) 7. Qb3 Nbd7 8. Qxb7 {The position is equal.} O-O 9. Qxc6 Rb8 $1 10. cxd5 (10. b3 $14) 10... Rxb2 $11 11. Bd2 {[#] } (11. Rc1 $11) 11... Qb8 $1 $17 {Hoping for ...Rc8.} 12. Rc1 $2 (12. Nd1 $17 Rc8 13. Bf4) 12... Rc8 13. Qa6 Nb6 14. Ne5 $2 (14. e3 Nbxd5 15. Nxd5 Nxd5 16. Bc4) 14... Nfxd5 (14... Nbxd5 $142 15. Nxd5 (15. Nxg4 Rxd2 16. Nxf6+ Bxf6 $17) 15... Nxd5) 15. Nd3 $2 {[#]} (15. Qa3 Bxe5 16. Qxb2 Bxd4 17. e3 Nxe3 18. Bxe3) 15... Rxd2 $1 $19 {[%mdl 512] Black is clearly winning.} 16. Kxd2 Bh6+ 17. e3 { [#]} Nxe3 $1 {[%mdl 512]} 18. Be2 (18. fxe3 Nc4+) 18... Nxg2+ 19. Kd1 Bxc1 20. Nxc1 Rxc3 21. Bxg4 Qf4 {Precision: White = 15%, Black = 60%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Pascua, Haridas"] [Black "Sivuk, Vitaly"] [Result "1/2-1/2"] [ECO "A10"] [WhiteElo "2431"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,80,27,52,28,33,33,36,27,35,29,35,8,8,14,24,20,14,0,0,0,0,0,0,0,0,-27, -19,-31,-21,-33,-6,-2,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0]} 1. c4 g6 2. Nf3 Bg7 3. d4 d6 4. g3 Nc6 5. d5 (5. Nc3 Bd7 6. Bg2 Qc8 7. O-O h5 8. h4 Nh6 9. Bg5 Ng4 10. Rc1 f6 11. Bd2 e5 12. Nd5 Be6 { 0-1 (59) Ruck,R (2558)-Nakamura,H (2699) Austria 2009}) 5... Ne5 6. Nxe5 { A41: 1 d4 d6: Tartakower System and Modern Defence} Bxe5 7. Bg2 Bg7 {LiveBook: 6 Games} 8. Qc2 {White is slightly better.} Nf6 9. Nc3 O-O 10. Bg5 Bd7 11. O-O c6 $146 ({Predecessor:} 11... Qc8 12. Rfe1 Bh3 {1/2-1/2 (76) Unuk,L (2241) -Burmakin,V (2526) Nova Gorica 2017}) 12. c5 (12. Qd2 {feels hotter.} Ng4 13. h3 h6 14. Bf4 Ne5 15. b3) 12... dxc5 13. dxc6 Bxc6 14. Bxc6 bxc6 15. Bxf6 Bxf6 16. Ne4 Qa5 17. Rfc1 Rab8 18. Nxf6+ exf6 19. b3 Rfd8 {[%cal Bf8d8,Bd8d5,Bd5h5] [%mdl 32]} 20. Kg2 Rd5 21. e4 Rh5 22. Rd1 {The position is equal.} f5 23. Rd6 Qb4 24. exf5 Qg4 25. Kg1 Qh3 26. f4 {[%cal Rf5g6]} Rxf5 27. Rad1 Re8 28. Rd8 Rxd8 $1 29. Rxd8+ $11 {[%mdl 4096] Endgame KQR-KQR} Kg7 30. Qe4 {[#] Qe7 is the strong threat.} Rh5 31. Rd2 Qf5 32. Qxc6 Qb1+ 33. Kg2 Qe1 34. Qd6 Qe4+ 35. Kg1 c4 (35... Qe3+ {keeps more tension.} 36. Kg2 Qe4+) 36. Qd4+ Qxd4+ 37. Rxd4 cxb3 38. axb3 Rb5 39. b4 a5 40. bxa5 Rxa5 {Precision: White = 69%, Black = 70%. } 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Pham Chuong"] [Black "Tran, Tuan Minh"] [Result "1/2-1/2"] [ECO "A62"] [WhiteElo "2393"] [BlackElo "2522"] [Annotator "TA"] [PlyCount "98"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,98,0,0,-5,4,-15,0,0,0,0,0,0,0,0,0,-52,0,-14,-14,-13,-14,-14,-14,-9, -14,-17,-12,-6,0,0,0,0,0,0,12,-12,0,-11,-14,-12,-8,-12,0,0,0,0,0,-9,-7,-37,0, -8,-8,-16,0,0,0,-8,0,0,0,1,10,10,24,16,67,38,34,0,50,0,49,52,110,99,108]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Re8 10. Bf4 Na6 11. Re1 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} Bf5 (11... Bg4 12. h3 Bxf3 13. Bxf3 Nd7 14. Ne4 Ne5 15. Bg2 Nc7 16. g4 f5 17. gxf5 gxf5 18. Bg5 Qd7 {1/2-1/2 (66) Wojtaszek,R (2737)-Zhigalko, S (2638) Heraklio 2017}) 12. Nh4 Bd7 {LiveBook: 6 Games} 13. Qd2 {The position is equal.} Qb6 14. e4 $146 ({Find the theoretical novelty and annotate with similar games:} 14. Rac1 c4 15. Be3 Rxe3 16. Qxe3 Qxe3 17. fxe3 Rc8 18. e4 Bh6 {0-1 (35) Antonenko,V (2412)-Scherer,R (2593) ICCF email 2009}) 14... c4 15. Nf3 Nc5 {[%cal Rf6e4]} 16. e5 Ng4 {[%cal Rd6e5,Bf6g4,Bg4f2,Bf2e4][%mdl 32]} 17. e6 fxe6 18. dxe6 Nxe6 19. Bxd6 (19. h3 $1 $11 Nxf4 20. gxf4) 19... Bc6 (19... Bh6 $15 20. Bf4 Bxf4 21. Qxd7 Nxf2) 20. h3 Bxf3 21. Bxf3 Nxf2 $1 {[#] Strongly threatening ...Ne4+.} 22. Nd5 $1 {[%cal Rd5b6]} Ne4+ ({Don't play} 22... Qxb2 23. Qxb2 Bxb2 24. Kxf2 $16) 23. Nxb6 Nxd2 24. Bd5 axb6 25. Rad1 $132 {[%mdl 2048] White puts up resistance} Nf3+ 26. Bxf3 {[#] Bd5 is the strong threat.} Rad8 27. Ba3 Rxd1 28. Rxd1 b5 29. Re1 Kf7 30. Bxb7 Rd8 31. Bc6 Nd4 32. Be4 $1 Ne6 33. Bc6 b4 34. Bxb4 {Hoping for Bb5.} Bxb2 35. Be4 Nd4 {next ...c3 is good for Black.} 36. Bc5 (36. Kf2 {NOTEXT} Kf6 37. Rd1 Rb8 38. a3 Re8 39. Rd2) 36... c3 (36... Bc3 {NOTEXT} 37. Rb1 Kf6 38. Rb7 Ke5 39. Bb6 Rf8) 37. Bxd4 (37. Rf1+ {NOTEXT} Kg7 38. Bb6 Rd6 39. Bxd4+ Rxd4 40. Bc2) 37... Rxd4 $11 {[%mdl 4096] Endgame KRB-KRB} 38. Bc2 Kf6 39. Kf2 Ba3 40. Rd1 Rc4 41. Ke2 Rc7 42. Rd4 Ke5 43. Kd3 Bb2 44. Re4+ Kf5 (44... Kd6 $11) 45. Rf4+ Ke5 46. Re4+ Kf6 47. Rf4+ Kg7 48. a4 g5 ({Better is} 48... Ra7 $14) 49. Rd4 Ra7 {Precision: White = 49%, Black = 46%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Chen, Qi b"] [Black "Xu Yi"] [Result "1/2-1/2"] [ECO "B12"] [WhiteElo "2359"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "40"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,40,7,10,0,8,9,6,-12,16,7,7,28,8,0,22,-16,0,0,0,0,0,0,107,49,54,49,108, 84,110,84,106,108,106]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 a6 (4... h5 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Nd2 e6 8. Ne2 Ne7 9. O-O Nf5 10. Nf3 Qa6 11. Qd1 Be7 12. g3 c5 {1/2-1/2 (67) Nakamura,H (2787)-Artemiev,V (2697) Moscow 2018}) 5. Nc3 h5 6. Nge2 {B12: Caro-Kann: Advance Variation} e6 7. Ng3 Bg6 8. Bg5 $146 {The position is equal.} ({Predecessor:} 8. Nce2 c5 9. Nf4 Ne7 10. Nfxh5 cxd4 11. Nf4 Nbc6 12. h5 Bh7 {1/2-1/2 (61) Fier,A (2595)-Nikolov,S (2358) Skopje 2014}) 8... f6 9. exf6 $1 gxf6 10. Be3 Bd6 11. Bd3 Bf7 12. Qd2 Qc7 13. Nce2 $36 { [%mdl 2048] White is pushing.} Ne7 14. c4 dxc4 15. Bxc4 Nd5 {[#]} (15... Nd7 $1 $11) 16. a3 (16. O-O $1 $16) 16... Nd7 17. Bxd5 cxd5 ({Black should play} 17... exd5 $14 18. Nf5 Nf8) 18. Rc1 $16 {White is better.} Qd8 {[#]} 19. Bf4 $1 { [%cal Rf4d6]} Nb6 20. Bxd6 Qxd6 {Precision: White = 59%, Black = 56%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "7"] [White "Zou, Chen"] [Black "Nguyen, Duc Hoa"] [Result "1-0"] [ECO "B48"] [WhiteElo "2291"] [BlackElo "2463"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,77,68,75,75,81,43,72,0,20,0,0,-52,-48,-42,-43,-36,-25,-29,-26,-27, -25,-68,-29,-62,-86,-78,-93,-70,-65,-89,754,737,729,176,176,176,179,175,156, 127,126,124,118,110,227,214,427,422,601,587,652,631,778,754,805,750,810,806]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Be7 8. O-O-O Nf6 9. f3 Nxd4 10. Qxd4 d6 11. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} O-O 12. h4 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} b5 13. g5 (13. h5 Rb8 14. g5 Ne8 15. f4 b4 16. Na4 e5 17. Qc4 exf4 18. Bxf4 Qa5 19. b3 Bxg5 20. Bxg5 Qxg5+ {0-1 (41) Espinosa Veloz,E (2467)-Corrales Jimenez, F (2586) Havana 2011}) 13... Nh5 $146 ({Predecessor:} 13... Ne8 14. h5 Rb8 15. Bh3 b4 16. Ne2 Qa5 17. f4 Qxa2 18. b3 Qa5 19. Kb1 e5 {0-1 (37) Sikorova,O (2304)-Schmidt,J (2283) Ekaterinburg 2007}) 14. Ne2 (14. Bh3 $16) 14... Bb7 $11 15. Bh3 Rac8 {[%csl Gc8][%cal Rc7c2]} 16. Qd2 ({Better is} 16. Qc3 $11) 16... d5 $1 $15 {Threatens to win with ...Rfd8.} 17. e5 d4 18. Nxd4 Rfd8 19. Bg4 {[#] } Nf4 $1 {[%mdl 512]} 20. Kb1 (20. Bxf4 $2 Rxd4 $1 {[%mdl 512]} 21. Qe2 Rxf4 $19) 20... Nd5 21. g6 hxg6 22. Bg5 Qxe5 23. Rde1 Bxg5 $1 24. hxg5 Qf4 $1 { [%cal Rf4d2]} 25. Qf2 Ne3 $2 {[%mdl 8192]} (25... Nc7 $17 26. Qh4 Kf8) 26. Nxe6 $1 $18 {Qh4 is the strong threat.} Nxg4 27. Rh8+ $2 (27. Nxf4 $2 Nxf2 28. Rhf1 Rd2 $19) (27. Nxd8 {[%cal Re1e8]} Nf6 28. Nxb7) 27... Kxh8 28. Qh4+ (28. Nxf4 $2 Nxf2 29. Kc1 Bxf3 $19) 28... Kg8 29. Nxf4 Bxf3 30. Qg3 Bd1 31. c3 {[%mdl 1024] White has strong compensation.} Rd2 32. Rh1 $40 {[%mdl 128] Black is in trouble.} Nf2 {[#]} (32... Rcd8 $16 {was necessary.} 33. Qh4 Nh6) 33. Rh2 $1 { Strongly threatening Qh4.} Ba4 $2 (33... Ne4 34. Rh8+ Kxh8 35. Qh3+ Kg8 36. Qxc8+ Kh7) 34. b3 {aiming for Qh4.White is clearly winning.} b4 (34... Re8 $142 35. Ne2 Rd1+ 36. Nc1 Nd3 37. Qxd3 Rxd3 38. Nxd3 Re4) 35. Rxf2 ({Don't blunder} 35. bxa4 $2 bxc3 36. Kc1 {[#]} (36. Rxf2 {leads to mate.} c2+ 37. Kc1 Rd1+ 38. Kb2 c1=Q+ 39. Kb3 Rb8#) 36... c2 $1 $19 {[%mdl 512]}) 35... bxc3 {( -> ...c2+)} 36. Kc1 Rxf2 37. Qxf2 Bc6 38. Qd4 Bf3 39. Nd5 {Precision: White = 65%, Black = 47%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Mareco, Sandro"] [Black "Le Tuan Minh"] [Result "1/2-1/2"] [ECO "D15"] [WhiteElo "2635"] [BlackElo "2489"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,57,20,23,21,15,14,7,41,45,32,45,46,16,61,38,27,22,32,12,46,37,43,24, 35,0,62,18,73,66,67,79,81,68,83,80,71,70,84,84,76,72,64,23,49,40,37,39]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 Bf5 6. Nh4 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} (6. Qb3 b5 7. c5 a5 8. Be2 g6 9. O-O Bg7 10. Bd2 O-O 11. a3 Nbd7 12. Rfc1 Ne4 13. Qd1 Nxd2 14. Qxd2 {1/2-1/2 (56) Mamedyarov,S (2799)-Andreikin,D (2712) Huaian 2017}) 6... Bg4 7. Qc2 {LiveBook: 3 Games} e6 8. h3 {The position is equal.} Bh5 9. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} Bg6 $146 (9... Nfd7 {is more complex.} 10. Ng2 Bg6 11. Qb3 b5 12. c5 a5) ( {Predecessor:} 9... Nfd7 10. Ng2 Bg6 11. Qb3 b5 12. c5 a5 13. Nf4 b4 14. Nxg6 hxg6 {1/2-1/2 (60) Shankland,S (2581)-Gareyev,T (2654) Las Vegas 2012}) 10. Nxg6 hxg6 11. g5 Ng8 {[%cal Bf6g8,Bg8e7,Be7f5][%mdl 32]} 12. Bd2 Ne7 13. O-O-O Nf5 14. Bd3 dxc4 15. Bxc4 Nd7 16. Bd3 Be7 17. f4 Nb6 18. a3 Rc8 (18... Rh4 $11) 19. Kb1 (19. h4 $5) 19... c5 (19... Nd5 $11 20. Rde1 Rh4) 20. dxc5 $16 Rxc5 21. Bxf5 $1 gxf5 {[#]} 22. e4 $1 {aiming for Be3.} Qc7 23. Be3 Rxc3 24. Qxc3 Qxc3 25. bxc3 Nc4 26. Bd4 {[#] Strongly threatening exf5.} fxe4 27. a4 f6 28. h4 Kf7 29. Ka2 {Precision: White = 52%, Black = 43%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Gordievsky, Dmitry"] [Black "Wang, Hao"] [Result "1-0"] [ECO "A13"] [WhiteElo "2630"] [BlackElo "2713"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,99,23,10,14,14,8,0,0,0,14,0,23,14,18,6,13,13,22,15,22,12,12,18,16,8, 23,23,23,22,21,18,21,18,20,20,44,46,41,42,43,40,42,27,53,10,221,219,301,317, 310,316,313,316,306,310,306,293,265,180,332,333,407,430,425,445,444,437,441, 397,439,439,431,392,704,694,784,737,1162,1157]} 1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. O-O Nbd7 6. Qa4 a6 7. Qxc4 c5 8. Qb3 Ra7 {A13: English Opening: 1.. .e6} 9. a4 b6 10. Na3 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Nc3 Bb7 11. d3 Be7 12. Bf4 O-O 13. e4 Ne8 14. Rfd1 Bd6 15. Be3 Nef6 16. h3 {1/2-1/2 (23) Weiss,C (2421)-Prusikin,M (2534) Germany 2009}) 10... Be7 11. Nc4 O-O 12. d3 {LiveBook: 3 Games} Nd5 13. Bd2 a5 14. Nfe5 Nxe5 15. Nxe5 Bb7 16. Nc4 Ba8 17. Rfd1 Nb4 18. Bxa8 Rxa8 19. Bc3 Qd5 20. Rd2 Rfd8 21. Qd1 {Bxb4 is the strong threat.} Rab8 22. Qf1 Nc6 23. e3 Qf3 24. Qg2 Qxg2+ 25. Kxg2 f6 26. f4 Kf7 27. Kf3 h5 28. h3 Ke8 29. g4 Kf7 30. Rg1 hxg4+ 31. hxg4 Rh8 32. Rdg2 Bd8 33. Ke2 Kg6 $2 {[#]} (33... Bc7 $11 {and Black is okay.}) 34. Nd6 $1 $18 {Threatens to win with f5+.} e5 35. f5+ Kh7 {[#]} 36. Nf7 $1 Rf8 37. g5 fxg5 38. Nxg5+ ({Weaker is} 38. Nxe5 Nxe5 39. Bxe5 Rb7 $16) 38... Bxg5 39. Rxg5 Rb7 40. Kf3 Kg8 $2 (40... Rff7 41. Ke4 Kg8) 41. Rg6 Nd4+ 42. exd4 exd4 43. Bd2 Rxf5+ 44. Ke4 Rh5 45. R6g5 Rh3 46. Bf4 Rh4 47. R1g4 Rh3 $2 (47... Rxg4 48. Rxg4 Re7+ 49. Kd5 Re2) 48. Be5 {White is clearly winning.} Re3+ 49. Kd5 Rxd3 50. Bxg7 {Precision: White = 85%, Black = 45%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Nguyen, Ngoc Truong Son"] [Black "Zou, Chen"] [Result "1/2-1/2"] [ECO "D38"] [WhiteElo "2630"] [BlackElo "2291"] [Annotator "TA"] [PlyCount "65"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,65,38,35,39,43,43,38,48,41,37,43,58,53,57,50,50,58,72,16,16,0,45,43, 45,48,48,52,56,52,50,37,39,38,48,20,48,43,41,20,20,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 9. Rc1 dxc4 (9... Rd8 10. cxd5 exd5 11. a3 Bf8 12. Be2 Ne7 13. O-O c6 14. b4 Ng6 15. b5 Bd7 16. bxc6 bxc6 17. Qa5 Re8 18. Rfe1 Bd6 {0-1 (45) Le,Q (2737)-Yu,Y (2751) Huaian 2017}) 10. Bxc4 {LiveBook: 6 Games} e5 {[%cal Re5d4] White is slightly better.} 11. O-O $146 ({Predecessor:} 11. dxe5 Bxc3+ 12. Rxc3 Nxe5 13. Nxe5 Qxe5 14. O-O Rd8 15. Qb3 Qe7 16. e4 {0-1 (51) Sieciechowicz,M (2441)-Lenderman,A (2549) Moscow 2011}) 11... exd4 12. Nd5 Qd6 13. Nxb4 Nxb4 14. Rfd1 Nc6 15. Nxd4 Nxd4 16. Rxd4 Qe7 17. Re4 Qf6 18. Qb5 (18. Qb3 $16) 18... c6 $1 $11 {[%cal Rc6b5]} 19. Qe5 Qg6 20. Rd4 Bh3 {[%csl Gh3][%cal Rg6g2] [#]} 21. Qg3 Qxg3 22. hxg3 Be6 23. Bxe6 fxe6 $14 {[%mdl 4096] Endgame KRR-KRR} 24. Rd7 Rf7 25. Rcd1 Re8 26. Kf1 Ree7 27. Rd8+ Rf8 28. R1d7 Kf7 {The position is equal.} 29. Rxf8+ Kxf8 30. Rd6 Re8 31. Rd7 Re7 32. Rd6 Re8 33. Rd7 {Precision: White = 50%, Black = 90%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Wen, Yang"] [Black "Nguyen Anh Khoi"] [Result "1-0"] [ECO "A49"] [WhiteElo "2608"] [BlackElo "2435"] [Annotator "TA"] [PlyCount "127"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,127,23,26,49,23,113,86,100,62,66,53,57,57,79,58,63,51,47,6,33,20,37, 0,0,0,0,-20,8,0,17,12,66,72,66,68,74,0,152,159,223,208,227,233,312,304,291,292, 321,306,293,189,230,224,239,190,192,183,372,372,388,139,427,0,0,0,0,0,0,0,-1,0, 384,388,377,375,331,218,317,156,202,200,196,193,170,70,70,69,88,88,88,88,88,75, 75,75,75,75,75,73,75,73,70,0,69,54,48,56,357,330,475,272,29997,29998]} 1. d4 Nf6 2. Nf3 g6 3. g3 b6 4. Bg2 Bb7 5. O-O Bg7 6. c4 O-O 7. Qc2 c5 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} 8. d5 b5 9. e4 {LiveBook: 14 Games} d6 { White has an edge.} (9... bxc4 10. Rd1 d6 11. Na3 Nbd7 12. Nxc4 Ng4 13. Bd2 Ba6 14. Rab1 Nge5 15. Nfxe5 Nxe5 16. Nxe5 Bxe5 {1/2-1/2 (42) Mamedyarov,S (2799) -Artemiev,V (2691) Riadh 2017}) 10. Rd1 $146 ({Predecessor:} 10. Nbd2 Nbd7 11. Rb1 bxc4 12. Nxc4 Nb6 13. b3 e6 14. Bf4 exd5 15. Nxd6 {1/2-1/2 (34) Harutyunian,T (2480)-Bortnyk,O (2588) Lagodekhi 2016}) 10... Nfd7 (10... b4 $11 {keeps the balance.}) 11. cxb5 $16 a6 12. b6 Nxb6 13. Bd2 a5 14. Bc3 a4 15. Bxg7 Kxg7 16. a3 Bc8 17. h3 Na6 18. Nc3 Nc7 19. e5 f6 20. e6 Ba6 21. h4 { [%cal Bh3h4,Bh4h5][%mdl 32]} Qe8 22. h5 Rb8 23. Nh4 Bc4 (23... f5 $11) 24. Qc1 $14 g5 25. Nf5+ Kh8 $1 26. f4 (26. Be4 $16) 26... g4 $2 (26... Bb3 $11) 27. Rd2 $16 {[%cal Bd1d2,Bd2h2,Bh2h4][%mdl 32]} Bb3 (27... Nb5 $16) 28. Be4 $18 Rb7 29. Qf1 Nc4 30. Rh2 Nb6 31. Qd3 Bc4 32. Qd1 Nb5 33. Rh4 ({Not} 33. Qxg4 Rg8 $16) 33... Bb3 34. Qxg4 {[%csl Gf5][%cal Rg4g7]} Rg8 35. Nh6 Rxg4 36. Rxg4 Nxc3 $2 ( 36... Nd4 37. Nf7+ Qxf7 $1 {[%mdl 512]} 38. exf7 Rb8) 37. bxc3 Nxd5 38. Rb1 $2 (38. Nf7+ $18 Qxf7 39. exf7) 38... Nxc3 $2 {[%mdl 8192] [#]} ({Weaker is} 38... Bc2 39. Rxb7 Bxe4 40. Nf7+ Qxf7 41. Rb8+ Qg8 42. Rgxg8#) (38... Ne3 $16 { was called for.} 39. Nf7+ Qxf7 $1 {[%mdl 512]} 40. exf7 Rb8 41. Rg8+ Rxg8 42. fxg8=N (42. fxg8=Q+ Kxg8 43. Re1 Nc4 $16) 42... Kxg8) 39. Nf7+ $2 {[#]} ({ White must play} 39. Bc6 $1 $18 {[%cal Rc6e8][%mdl 512]} Bxe6 (39... Qxc6 40. Rg8#) 40. Rxb7) 39... Qxf7 $1 $11 40. exf7 {[%csl Gf7][%cal Rg4g8]} Rb8 41. Re1 $1 {Strongly threatening Bf5.} Bxf7 42. Bf5 Bxh5 43. Rh4 Rb2 $2 {[%mdl 8192]} ( 43... Ne2+ $11 {and Black has nothing to worry.} 44. Kf2 Rb2) 44. Rxh5 $18 Ne2+ 45. Rxe2 $1 Rxe2 46. Rxh7+ {[%mdl 4096] Endgame KRB-KR} Kg8 47. Rh2 (47. Kf1 $18 {is more deadly.} Ra2 48. Rxe7 Rxa3 49. Kf2) 47... Re1+ 48. Kf2 Ra1 49. Be6+ Kg7 {[#]} 50. Kf3 ({White should play} 50. f5 $1 $18) 50... Rxa3+ $14 51. Kg4 Re3 {[#]} 52. Kf5 $1 {And now Rb2 would win.} a3 53. g4 Rd3 54. Rc2 Rd4 55. Ra2 Ra4 56. Bb3 Ra5 {...c4+ is the strong threat.} 57. Ke6 Kf8 58. Ra1 Ra7 59. Ra2 Ra5 $1 60. Bd5 Ra4 61. Kf5 Rd4 $2 {[%mdl 8192]} (61... Kg7 $14) 62. Be6 $18 Rd3 (62... Ra4 $142 63. Bb3 Ra6) 63. Kg6 (63. Ra1 $142 c4 64. Rb1 (64. Bxc4 Rc3 $18)) 63... Re3 $2 (63... Ke8 $18 64. Rh2 Kd8) 64. Rh2 {Precision: White = 53%, Black = 46%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Karthikeyan, Murali"] [Black "Le, Quang Liem"] [Result "1-0"] [ECO "A05"] [WhiteElo "2592"] [BlackElo "2736"] [Annotator "TA"] [PlyCount "125"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,125,12,10,41,33,44,39,42,38,48,0,0,-15,70,-24,87,32,123,86,134,137, 211,162,181,157,182,185,196,209,240,231,338,342,615,581,607,620,603,595,751, 1213,1206,1188,1145,1138,1999,1969,1326,799,799,794,784,772,733,522,522,520, 509,471,529,514,526,482,497,336,336,336,336,336,336,336,336,336,336,336,336, 336,336,336,336,336,336,336,336,336,364,352,1263,1136,6635,1785,29962,29962, 29961,12842,29971,29972,29970,29972,29971,29979,29984,29985,29985,29986,29986, 29987,29987,29988]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5 5. c4 g6 6. Nc3 Bg7 7. Re1 Ne4 8. Nxe4 {A30: Symmetrical English: Double Fianchetto and Hedgehog} Bxe4 9. d4 O-O 10. d5 {LiveBook: 10 Games. The position is equal.} h6 $146 ({Find the theoretical novelty and annotate with similar games:} 10... b5 11. cxb5 a6 12. bxa6 Rxa6 13. Nd2 Bxg2 14. Kxg2 d6 15. a3 Nd7 {1-0 (46) Malakhov,V (2670)-Chuchelov,V (2571) Warsaw 2005}) 11. Bf1 {Threatens to win with Nd2.} d6 12. Nd2 Bf5 13. e4 Bd7 14. f4 e5 {With the idea ...exf4.} 15. Nf3 Na6 (15... exf4 $11 16. gxf4 (16. Bxf4 Bg4 $15) 16... Bg4) 16. a3 (16. fxe5 $14 dxe5 17. b3) 16... Qe7 (16... exf4 $1 $11 17. gxf4 Bg4) 17. Bd3 (17. fxe5 $16 dxe5 18. b3) 17... f5 (17... exf4 $14 18. gxf4 Bg4) 18. Qc2 Rae8 19. Bd2 Qd8 ( 19... Nc7 $16 20. Bc3 exf4) 20. fxe5 dxe5 21. Rf1 $1 Qf6 22. Rae1 Qd6 23. Kh1 Nc7 24. Nh4 f4 {[#]} (24... b5 {might work better.} 25. exf5 g5) 25. gxf4 $1 $18 exf4 $2 (25... Qf6 26. Nf3 Bg4) 26. e5 Rxe5 27. Rxe5 Bxe5 28. Nxg6 Bh3 29. Nxe5 {Rg1+ would kill now.} Bxf1 30. Bh7+ Kg7 31. Bc3 {White threatens Nc6+ and mate.} Bh3 32. Nc6+ Kf7 33. Be5 Re8 {[#]} 34. Nd8+ $1 {[%mdl 512]} Rxd8 ( 34... Qxd8 35. Qg6+) 35. Bxd6 Rxd6 36. Bf5 Bxf5 37. Qxf5+ {[%mdl 4096] Endgame KQ-KRN} Ke7 38. Qxf4 a5 39. Qe5+ Kd7 40. Kg2 Ne8 41. Qf5+ Kd8 42. Qh7 Rf6 43. Kg3 Nd6 44. Kg4 Ne8 45. Qb7 Nc7 46. Qb8+ Kd7 47. Qh8 {Intending Qg7+ and mate.} Ne8 48. h4 Kd8 49. b3 Kd7 50. Qh7+ Kd8 51. Kh5 Nd6 52. a4 Ne8 $2 (52... Nf7 53. Qg8+ Ke7) 53. Qxh6 Rxh6+ 54. Kxh6 {KN-KP} Ke7 {[#]} 55. Kg6 $1 Kf8 56. h5 { [%cal Bh4h5,Bh5h6][%mdl 32]} Nd6 57. h6 {White mates.} Kg8 58. Kf6 b5 59. cxb5 c4 60. bxc4 Nxc4 61. Ke7 Nb6 62. d6 Nc8+ 63. Ke6 {Precision: White = 77%, Black = 32%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Rozum, Ivan"] [Black "Raja Harshit"] [Result "1/2-1/2"] [ECO "A30"] [WhiteElo "2582"] [BlackElo "2444"] [Annotator "TA"] [PlyCount "134"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,134,-28,-28,-8,-25,0,0,0,0,9,-6,0,-3,0,0,8,0,0,0,21,0,0,0,16,9,42,10, 35,0,0,-36,-23,-39,0,-17,0,-77,0,0,0,-28,-29,-99,-83,-203,-189,-200,-183,-149, 0,0,0,0,0,0,0,-18,-16,-18,-16,-16,-16,-17,-18,-18,-18,-16,0,0,0,-96,-100,-104, -104,-112,-82,-84,-90,-120,-18,-148,-147,-167,-167,-167,-167,-167,-167,-167, -166,-166,-166,-166,-154,-154,-154,-155,-154,-154,-154,-154,-154,-154,-154, -154,-154,-154,-154,-154,-154,-154,-154,-154,-154,-154,-154,-154,-154,-154, -154,-154,-154,-154,0]} 1. c4 c5 2. b3 e5 3. Bb2 Nc6 4. g3 Nf6 5. Bg2 d5 6. cxd5 {A30: Symmetrical English: Double Fianchetto and Hedgehog} Nxd5 7. Nf3 { LiveBook: 12 Games} (7. Nc3 Be6 8. Nf3 Be7 9. Rc1 f6 10. O-O O-O 11. e3 Nxc3 12. Bxc3 Qd7 {1/2-1/2 (24) Rakhmanov,A (2593)-Iturrizaga Bonelli,E (2649) Guarenas 2012}) 7... Bd6 8. Nc3 $146 {The position is equal.} ({Find the theoretical novelty and annotate with similar games:} 8. O-O O-O 9. d3 Be6 10. Nbd2 Rc8 11. Nc4 f6 12. Nxd6 Qxd6 {1/2-1/2 (42) Votava,J (2526)-Vokac,M (2458) Czechia 2014}) 8... Nxc3 9. dxc3 O-O 10. Nd2 Be6 11. Nc4 Bxc4 12. bxc4 Qe7 13. Qc2 f5 14. Bd5+ Kh8 15. O-O-O e4 16. f4 Qf6 17. e3 Rab8 18. g4 Ne7 19. Kb1 Bc7 20. Qa4 fxg4 21. Bxe4 Qe6 22. Qc2 Rfd8 23. Bd3 g6 24. Bc1 {[#]} (24. Ba3 $11) 24... Nf5 (24... b5 $1 $17 {[%cal Rb5c4][%mdl 512]} 25. cxb5 c4) 25. e4 $11 Nd6 26. f5 Qe5 {And now ...b5 would win.} 27. Ka1 (27. a4 $1 $11) 27... Ba5 $17 28. Bb2 (28. fxg6 $17 Bxc3+ 29. Bb2 Bxb2+ 30. Qxb2 Qxb2+ 31. Kxb2) 28... b5 $1 $19 {[%cal Rb5c4]} 29. cxb5 {[#] Strongly threatening c4.} c4 $1 30. Be2 Nxe4 ({ Better is} 30... Rxb5 $17 31. Rd4 gxf5 32. exf5 Rdb8) 31. fxg6 $11 Rxd1+ 32. Rxd1 {Threatens to win with Rd4.} Rxb5 {[%cal Ra5c3]} 33. Bxc4 Rxb2 $1 34. g7+ (34. Qxb2 $2 {loses.} Bxc3 35. Qxc3 Qxc3+ $19) 34... Kxg7 35. Rd7+ Kh6 36. Kxb2 {aiming for Qc1+.} Bxc3+ 37. Kb1 Qf4 $40 {[%mdl 128] White should prevent ... Nd2+. Black is up to no good.} 38. Qe2 Bf6 39. Kc2 $1 Qe5 40. Qe3+ Bg5 41. Qd3 (41. Qd4 $11 {remains equal.} Qxh2+ 42. Kb3 Qh3+ 43. Ka4) 41... Qxh2+ $17 42. Qe2 {[#]} g3 $1 {[%cal Bg4g3,Bg3h2][%mdl 32]} 43. Qxh2+ gxh2 {[%mdl 4096] Endgame KRB-KBN} 44. Rd1 Nf2 45. Bd5 Be3 (45... Nxd1 $17 46. Kxd1 Kg6) 46. Rf1 (46. Re1 $11 Bb6 47. Rb1) 46... Kg5 {Black is clearly better.} 47. Rxf2 Bxf2 { KB-KB} 48. Kd3 Kf4 49. Ke2 Kg3 50. Bc6 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 51. Bb7 h4 52. Bc6 a5 53. a4 Bb6 54. Bh1 Ba7 55. Kf1 h3 56. Ke2 Kf4 57. Kd3 Bb6 58. Ke2 Kg3 59. Kf1 Bc5 60. Ke2 Bb4 61. Kf1 Kf4 62. Ke2 Bc5 63. Kd3 Ke5 64. Kc4 Bb6 65. Kd3 Ba7 66. Kc4 Kd6 67. Kb5 Ke5 $2 {Precision: White = 56%, Black = 58%.} ( 67... Be3 $17 68. Kc4 Ba7) 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Krysa, Leandro"] [Black "Vishnu Prasanna. V"] [Result "1-0"] [ECO "D37"] [WhiteElo "2548"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "103"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,103,35,24,29,-19,59,20,55,58,50,45,48,44,46,29,52,31,33,27,35,37,57, 35,36,33,45,47,97,96,92,103,120,123,115,115,117,105,121,114,129,124,203,118, 105,84,87,75,101,93,80,71,115,116,115,123,237,240,255,255,254,254,254,252,343, 343,343,343,327,306,344,340,955,867,1130,1102,12838,12839,12839,12839,12840, 12840,12842,12841,12843,12843,12844,12844]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. a3 {D37: Queen's Gambit Declined: 5 Bf4} Nbd7 7. Nb5 Ne8 8. e3 c6 9. Nc3 f5 10. h3 {LiveBook: 7 Games} Nd6 11. Qc2 $146 ({Predecessor:} 11. cxd5 exd5 12. Bd3 Nf6 {1/2-1/2 (52) Mamedyarov,S (2764)-Kasimdzhanov,R (2696) Tashkent 2012}) 11... Nf6 (11... Nxc4 $11 12. Bxc4 dxc4) 12. Ne5 Nfe4 13. Bd3 Nf7 14. Nxf7 Rxf7 15. O-O Bd6 16. Rad1 Qe7 17. f3 Ng3 18. Rfe1 Bd7 19. Qf2 Nh5 20. Bxd6 Qxd6 21. Qh4 Nf6 22. c5 $36 {[%mdl 2048] White has the initiative.} Qe7 23. e4 fxe4 24. fxe4 Nxe4 25. Qxe7 Rxe7 26. Bxe4 dxe4 27. Nxe4 Be8 28. Nd6 Bg6 29. Re3 b6 (29... Rd8 $16 {was necessary.} 30. Rde1 Bf7) 30. Nc4 (30. cxb6 $1 $18 {Hoping for b7.} axb6 31. Rc1) 30... Rd8 $16 {With the idea ...bxc5.} 31. Ne5 Be8 32. Rc3 bxc5 33. Rxc5 Rb7 34. b4 Rb5 35. Nxc6 Bxc6 36. Rxc6 { [%mdl 4096] Endgame KRR-KRR} e5 {[#]} (36... a5 $16) 37. d5 $1 $18 Rbxd5 38. Rxd5 Rxd5 {[#] KR-KR} 39. Ra6 $1 Rd7 40. Kf2 e4 41. Ke3 Re7 42. b5 Kf7 43. a4 { [%cal Ba3a4,Ba4a5,Ba5b6][%mdl 32]} Ke8 44. a5 Kf7 $2 (44... Re5 45. Rxa7 Rxb5 46. Kxe4 h5) 45. g4 {[%cal Bg2g4,Bg4g5][%mdl 32] White is clearly winning.} h6 46. h4 Kg8 47. b6 axb6 48. axb6 Kh7 49. Ra4 h5 50. g5 Kg6 51. Rb4 Rb7 52. Kxe4 {Precision: White = 71%, Black = 31%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Sivuk, Vitaly"] [Black "Harsha Bharathakoti"] [Result "1-0"] [ECO "C54"] [WhiteElo "2526"] [BlackElo "2443"] [Annotator "TA"] [PlyCount "129"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,129,0,0,0,0,0,37,24,23,12,15,22,27,16,46,45,70,64,67,69,80,88,111,97, 114,101,97,93,114,62,145,82,69,49,69,66,66,66,75,66,75,66,66,66,67,66,68,66,66, 66,66,66,98,99,100,111,79,29,83,89,93,93,79,81,64,64,155,154,148,156,245,220, 258,251,233,216,284,272,353,330,329,254,341,343,495,495,495,495,495,495,495, 495,495,475,495,488,477,451,866,766,920,887,1329,1307]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 (10... Ne7 11. O-O c6 12. Bd3 f5 13. exf6 Nxf6 14. Qc2 Bc7 15. Ne5 Ng4 16. Bxh7+ Kh8 17. Bg5 Nxe5 18. dxe5 Bxe5 {0-1 (25) Amonatov,F (2636)-Svidler,P (2765) Riadh 2017}) 11. h3 Bh5 12. Qc2 Bg6 13. Qb3 Ne7 14. O-O c6 {LiveBook: 9 Games} 15. Bd3 Nxc3 16. Qxc3 Qd7 $146 ({Predecessor:} 16... Bxd3 17. Qxd3 Qd7 {1/2-1/2 (51) Levitsky,A (2155)-Chkhaidze,N (2306) Prague 2018}) 17. a4 Ba5 18. Qxa5 { Strongly threatening Be2.} Bxd3 19. Rfe1 Be4 20. Nd2 Bg6 21. Qc3 a5 22. b4 axb4 23. Qxb4 Nf5 24. a5 f6 25. Bf4 fxe5 26. Bxe5 Nh4 27. Ra3 Rf7 28. f3 (28. g4 $16 ) 28... Bf5 ({Black should play} 28... h5 $14) 29. Bg3 (29. g4 $142 $1) 29... Ng6 $16 30. Kh2 Re8 31. Nb3 {And now Nc5 would win.} Rxe1 32. Qxe1 Re7 33. Qd2 Qe8 34. Ra2 {[%cal Ba3a2,Ba2b2,Bb2b4][%mdl 32]} Bc8 35. Nc5 Qf7 36. Rb2 Qf6 37. Rb4 h5 38. Nd3 Bf5 39. Ne5 Nxe5 40. Bxe5 Qg6 41. Qf4 Rf7 42. Qg3 (42. Qh4 { seems wilder.} Bd3 43. Qd8+ Kh7 44. f4 Be4 45. Rb2) 42... Kh7 (42... Qxg3+ $1 $11 43. Kxg3 g5) 43. Qxg6+ Kxg6 {[%mdl 4096] Endgame [#] KRB-KRB} 44. g4 $1 { [%cal Rg4f5]} Bd3 45. Kg3 Bb5 46. f4 {[%cal Bf3f4,Bf4f5][%mdl 32]} hxg4 (46... Kh6 $14) 47. hxg4 Rf8 48. Rb1 Kf7 {[#]} (48... Rh8 $16 49. f5+ Kf7) 49. Rh1 $1 $18 Kg8 50. f5 Bd3 51. Kf4 Ra8 52. Rh5 {aiming for Rg5.} Rf8 53. Rg5 Rf7 54. Ke3 Be4 55. Kd2 Kh7 (55... Rd7 $142 56. Ke3 Re7) 56. Kc3 {White is clearly winning.} Bf3 57. Kb4 Be2 58. Kc5 Rd7 59. Kb6 Re7 60. Rg6 Bd3 61. Rd6 Rf7 62. Re6 Rd7 (62... Bc4 $142 63. g5 Rxf5 64. Kxb7 c5 65. dxc5 d4) 63. Bc7 c5 64. dxc5 d4 65. Rd6 {Precision: White = 84%, Black = 32%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Tran, Tuan Minh"] [Black "Pascua Haridas"] [Result "1-0"] [ECO "B06"] [WhiteElo "2522"] [BlackElo "2431"] [Annotator "TA"] [PlyCount "45"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,45,85,78,64,65,70,78,72,96,102,85,103,93,87,88,102,94,112,116,100,70, 154,119,144,139,213,220,203,207,489,494,489,464]} 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. f4 c6 5. Nf3 Nf6 6. Bd3 O-O 7. O-O Bg4 8. Be3 {LiveBook: 13 Games} e5 { B09: Pirc Defence: Austrian Attack} (8... Qa5 9. h3 Bxf3 10. Qxf3 e6 11. Bf2 d5 12. e5 Nfd7 13. Ne2 Na6 14. c3 Qc7 15. b4 Nab8 16. h4 {1-0 (28) Can,E (2519) -Petrisor,A (2432) Albena 2014}) 9. dxe5 dxe5 10. f5 gxf5 {White is better.} 11. exf5 e4 12. Nxe4 Nxe4 13. Bxe4 Qe7 14. Qd3 {Black must now prevent f6!} Nd7 $146 ({Predecessor:} 14... Re8 15. Rfe1 Qxe4 16. Bh6 Qxe1+ 17. Rxe1 Na6 18. Rxe8+ Rxe8 19. Bxg7 Bxf3 20. Bf6 Bg4 21. h3 Nb4 22. Qg3 {1-0 (22) Chahrour,I (2259)-Najjar,A (2235) Beirut 2015}) 15. Nd2 Rad8 16. Rae1 $1 ({Reject} 16. Bxa7 $6 Nf6 $11) 16... Rfe8 17. Bf4 {And now h3 would win.} ({Much weaker is} 17. Bxa7 Qb4 $11) 17... Qc5+ {[#]} (17... Qh4 $14) 18. Kh1 $1 $16 Nf6 {[#]} 19. Qg3 $1 ({Avoid the trap} 19. Nb3 $2 Qb4 $19) 19... h5 (19... Rxd2 $16 {was called for.} 20. Bxd2 Rxe4) 20. Bd3 $18 Rxe1 21. Rxe1 {Hoping for Nb3.} Re8 $2 (21... Bxf5 {is a better defense.} 22. Qg5 Rd5) 22. Rxe8+ Nxe8 23. h3 { Precision: White = 85%, Black = 50%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Xu, Yi"] [Black "Pham Chuong"] [Result "1-0"] [ECO "B30"] [WhiteElo "2499"] [BlackElo "2393"] [Annotator "TA"] [PlyCount "119"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,119,62,54,57,56,50,95,72,129,131,131,121,127,118,113,115,127,125,139, 129,135,139,151,141,175,168,185,170,208,193,233,220,283,277,339,182,189,182, 189,189,189,189,218,218,268,268,259,198,204,0,258,197,319,258,411,414,429,416, 495,456,477,408,456,331,329,0,424,335,335,335,475,502,499,514,495,512,968,524, 1310,1268,1232,601,661,644,674,623,849,822,876,859,1916,1751,1662,1127,2033, 1999]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. c3 a6 7. Bf1 Bg4 8. h3 Bh5 9. g4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Bg6 10. d4 e5 11. d5 Nb8 12. Nbd2 Be7 13. Nh4 O-O {[#] LiveBook: 3 Games} 14. f3 $146 ({Predecessor:} 14. a4 Ne8 15. Ng2 Nd7 16. Nc4 Bg5 17. Bxg5 Qxg5 18. h4 { 1-0 (18) Navara,D (2715)-Papadopoulos,I (2415) Achaia 2013}) 14... Nbd7 15. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} h6 16. a5 Ne8 {[#]} ({Better is} 16... Nh7 17. Ng2 (17. Nxg6 fxg6 18. Bg2 Bh4 $11) 17... Ng5) 17. Ng2 $1 $16 Bg5 18. Nc4 Bh7 19. Be3 g6 20. Qd2 Qe7 21. Bd3 Bxe3+ 22. Ngxe3 ({But not} 22. Rxe3 $6 f5 $14) 22... Kh8 23. Kh2 Rc8 24. Rg1 Nef6 25. Bc2 Ng8 26. Rg2 Rfd8 27. Rag1 Qf6 28. Qf2 g5 29. h4 Ne7 30. h5 (30. hxg5 $142 hxg5 31. Rh1) 30... Rc7 31. Ra1 Nc8 32. Rgg1 Qe7 33. Ba4 f6 34. Rgc1 Bg8 35. b4 Qf8 36. Nf5 Bh7 37. Nfe3 Bg8 $1 38. Rab1 Bf7 (38... b5 {keeps fighting.}) 39. Nf5 Be8 (39... Bg8 $142 40. b5 Nb8) 40. Kg2 Kh7 41. Rc2 Kh8 42. Kg3 Kh7 43. Qe2 Kh8 44. Nce3 Na7 45. Nc4 Nc8 46. Rcb2 cxb4 47. cxb4 ({Not} 47. Rxb4 Nc5 $18) 47... Kh7 (47... Nb8 {was worth a try.}) 48. Rc2 $18 {White is clearly winning.} Nb8 49. Bxe8 Rxe8 50. Rbc1 { [%cal Bb1c1,Bc1c2,Bc2c8,Bc8f8][%mdl 32]} Rd8 (50... Rf7 $142 51. Qf2 Rd8) 51. Qe3 Nd7 {[#]} 52. Nxe5 $1 {[%mdl 512]} Rxc2 (52... dxe5 53. Rxc7) 53. Nxd7 (53. Ng6 $142 Qf7 54. Rxc2) 53... Rxd7 54. Rxc2 Ne7 55. Nd4 Qf7 56. Ne6 f5 57. gxf5 Ng8 58. Rc8 Re7 59. Qd4 Nf6 60. Rf8 {Precision: White = 69%, Black = 31%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Pena Gomez, Manuel"] [Black "Sammed Jaykumar, Shete"] [Result "1/2-1/2"] [ECO "A00"] [WhiteElo "2478"] [BlackElo "2382"] [Annotator "TA"] [PlyCount "67"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,67,10,-7,8,0,20,0,8,6,5,12,12,0,6,0,12,0,13,13,13,12,14,10,49,14,14, 0,0,0,6,6,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nc3 c5 5. e4 Nc6 6. Nge2 O-O 7. O-O d6 8. d3 a6 9. h3 Rb8 10. a4 Bd7 11. Be3 Ne8 12. Kh2 {LiveBook: 7 Games. A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} ( 12. d4 b6 13. b3 Nc7 14. Ra2 e5 15. dxe5 dxe5 16. a5 Nxa5 17. Rd2 Qc8 18. Rxd7 Nxb3 19. Rxc7 Qxc7 20. Qxb3 {1-0 (45) Flores,D (2579)-Banikas,H (2568) Doha 2016}) 12... Nc7 13. d4 b6 14. Rb1 $146 ({Predecessor:} 14. Nd5 Ne6 15. dxc5 bxc5 16. Rb1 Bxb2 17. f4 Bg7 18. Rxb8 Nxb8 19. f5 Nc7 20. fxg6 hxg6 {0-1 (38) Huguet,B (2127)-Harovelo,I (2295) France 1999}) 14... e5 {[%cal Re5d4]} 15. dxc5 dxc5 16. f4 Nd4 (16... Re8 {feels hotter.} 17. b3) 17. fxe5 Bxe5 18. Bf4 Bxf4 19. gxf4 Nxe2 20. Qxe2 Ne6 21. Qf2 Nd4 22. b4 Be6 23. Nd5 (23. a5 $5) 23... a5 {The position is equal.} 24. b5 f6 25. Rbe1 Kg7 26. Qg3 Rb7 27. Ne3 { Black must now prevent f5.} Re7 28. h4 Kh8 29. Nd5 Rd7 30. Rf2 Rg7 31. Rd1 Rfg8 32. Ne3 Rd7 33. Nd5 Rdg7 34. Ne3 {Precision: White = 57%, Black = 52%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Santiago Yago De Moura"] [Black "Pichot, Alan"] [Result "0-1"] [ECO "D37"] [WhiteElo "2473"] [BlackElo "2558"] [Annotator "TA"] [PlyCount "116"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,116,16,2,4,-2,-19,-27,-23,-30,-32,-32,-39,-63,-70,-70,-51,-77,-66, -81,-67,-102,-88,-118,-114,-150,-105,-115,-114,-186,-181,-187,-176,-214,-223, -216,-186,-179,-172,-205,-181,-180,-143,-141,-132,-136,0,-131,-125,-193,-196, -196,-193,-196,-196,-191,-191,-199,-199,-199,-199,-206,-199,-270,-270,-265, -260,-260,-258,-261,-261,-270,-229,-437,-434,-420,-417,-706,-671,-765,-729, -838,-664,-660,-729,-790,-790,-693,-610,-698,-476,-374,-8,-8,0,-704,-706,-599, -540,-1912,-1885,-1502,435]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bxc4 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} Nxe4 7. O-O Nxc3 8. bxc3 Bd6 (8... Be7 9. Ne5 O-O 10. Re1 Nc6 11. Qg4 f5 12. Qf3 Nxe5 13. Rxe5 Kh8 {1/2-1/2 (37) Karjakin,S (2763)-Mamedyarov,S (2809) Moscow 2018}) 9. Qe2 { LiveBook: 4 Games} Nd7 $146 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32]} ({Predecessor: } 9... O-O 10. Rd1 Nc6 11. Bb3 Ne7 12. Bc2 f6 13. c4 c6 {1-0 (25) Wen,Y (2583) -Lu,S (2606) Xinghua 2015}) 10. Ne5 O-O 11. Bf4 Nb6 12. Bd3 Nd5 13. Bd2 c5 14. Rad1 cxd4 15. cxd4 b6 16. Qg4 f5 17. Qg3 Bb7 18. Bh6 {[%csl Gh6][%cal Rg3g7]} Qe7 19. Bg5 Qe8 $1 20. Bh6 {[%csl Gh6][%cal Rg3g7]} Bxe5 21. dxe5 {[%csl Gh6] [%cal Rg3g7]} Rf7 22. Bc4 (22. Rc1 $17) 22... Rc8 $19 23. Bxd5 Bxd5 24. a3 {[#] } Rc4 $1 {[%cal Rc4g4]} 25. f3 Qc6 26. Bc1 Rc7 {Hoping for ...Qc5+.} 27. h3 Qc5+ 28. Kh1 Qe7 29. Qe1 Rc2 30. Rf2 R2c4 (30... Qh4 $17 31. Rxc2 Qxe1+ 32. Rxe1 Rxc2) 31. Bb2 (31. Rf1 $1 $11) 31... b5 $36 {[%mdl 2048] Black has strong initiative.} 32. Rc1 (32. Re2 $17) 32... Rxc1 $19 33. Bxc1 {[#]} a5 $1 { [%cal Ba7a5,Ba5b4,Bb4b3][%mdl 544]} 34. Bb2 (34. Qxa5 Rxc1+) 34... b4 35. axb4 axb4 36. Qd2 b3 37. Qd4 h6 38. Kg1 Qg5 39. Rd2 (39. Kh2 $142) 39... Rc4 40. Qd3 Qg3 41. Qe2 Kh7 42. Qf2 Qxf2+ 43. Kxf2 {[%mdl 4096] Endgame KRB-KRB} f4 44. g3 $2 (44. Ke1 {keeps fighting.}) 44... fxg3+ 45. Kxg3 g5 46. Rf2 (46. Bd4 $142) 46... h5 47. Rd2 Kg6 48. Bd4 Kf5 49. Kf2 Rc1 50. Bb2 Rh1 51. Kg2 Rb1 52. Kg3 Rf1 53. Kg2 {[#]} Re1 $2 (53... Bc4 $1 $19 {aiming for ...Rb1.} 54. Bc3 Rc1) 54. Kf2 $1 $11 {[%cal Rf2e1]} Rb1 $2 {[%mdl 8192]} (54... Rxe5 $11 55. Bc3 Bb7 56. Bxe5 Kxe5) 55. Kg3 $1 $19 h4+ {Black is clearly winning.} 56. Kf2 Kf4 57. Bc3 Rh1 58. Rd4+ Kxe5 $4 {[%mdl 40960] Precision: White = 36%, Black = 72%. . Sensor Board Error (Ke4/e5)?} (58... Kf5 $19 59. Rd2 Rxh3) 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Erigaisi Arjun"] [Black "Lei, Tingjie"] [Result "1/2-1/2"] [ECO "D14"] [WhiteElo "2458"] [BlackElo "2545"] [Annotator "TA"] [PlyCount "44"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,44,0,0,0,0,0,0,2,-10,0,0,0,-12,-7,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rac1 Rac8 13. h3 {The position is equal.} h6 {D14: Slav Defence: Exchange variation with ...Bf5} 14. Rfd1 Rfd8 15. Nd2 (15. Qe2 Qe7 16. Ne1 Ne8 17. Nd3 Nd6 18. b3 b6 19. Qb2 Nf5 20. Ne2 Nd6 21. Nc3 Nf5 22. Ne2 Nd6 23. Nc3 Nf5 {1/2-1/2 (23) Solak,D (2624)-Mamedov,R (2680) Kocaeli 2017}) 15... Ne7 $146 ({Predecessor:} 15... Na5 16. a3 Qb8 17. Ne2 Rxc1 18. Rxc1 Rc8 19. Rxc8+ Qxc8 20. Qc3 Qxc3 21. Nxc3 Nd7 22. Kf1 Kf8 23. Ke2 Ke7 24. Kd3 Nb6 25. b3 a6 26. f3 Nc6 {1/2-1/2 (26) Laxman,R (2503)-Kamble,V (2364) Gurgaon 2010}) 16. Ne2 Rxc1 17. Rxc1 Rc8 18. a3 Rxc1+ 19. Nxc1 Qc6 20. Ne2 Nd7 21. Qc3 Qxc3 22. Nxc3 Kf8 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Hoang Canh Huan"] [Black "Karthikeyan P."] [Result "1/2-1/2"] [ECO "C24"] [WhiteElo "2402"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "53"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,53,8,21,22,53,0,0,-16,0,-40,-42,-45,-56,-65,-51,-54,-57,-95,-68,-80, -72,-89,-91,-98,-69,-87,-85,-91,-88,-108,-14,-15,-13,-6,-22,-8]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 6. a3 {C24: Bishop's Opening: 2...Nf6} (6. a4 Bb4+ 7. c3 Bd6 8. Nbd2 O-O 9. O-O Nbd7 10. Re1 Re8 11. h3 h6 12. Nf1 Nf8 13. Ng3 Ng6 {0-1 (72) Leko,P (2691)-Li,C (2732) Riadh 2017}) 6... Bd6 7. Nc3 dxe4 8. Ng5 O-O 9. Ncxe4 Nxe4 10. Nxe4 Bf5 {LiveBook: 3 Games} 11. Qf3 Bg6 $146 ({ Predecessor:} 11... Bxe4 12. dxe4 Nd7 13. O-O Nc5 {1/2-1/2 (37) Rabiega,R (2504)-Cuenca Jimenez,J (2473) Germany 2014}) 12. O-O (12. Be3 $14) 12... Be7 $11 13. Re1 Nd7 14. Ba2 Kh8 $1 15. Ng3 f5 16. Bd2 Bd6 17. Bc3 Qc7 18. Qd1 Rae8 19. Qd2 a4 20. Bb4 {[#]} c5 $1 {[%cal Rc5b4]} 21. Bc3 Qc6 22. b3 axb3 23. Bxb3 {[#]} Nf6 $1 24. a4 Nd5 (24... f4 $17 25. Nf1 f3) 25. Bc4 {The position is equal.} Nxc3 26. Qxc3 Re7 27. Qb3 {Precision: White = 38%, Black = 72%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Cao, Sang"] [Black "Sethuraman, S.P.."] [Result "1-0"] [ECO "D05"] [WhiteElo "2381"] [BlackElo "2649"] [Annotator "TA"] [PlyCount "107"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,107,0,0,0,0,0,0,0,-8,0,0,0,-10,25,0,25,0,37,20,62,36,20,0,0,0,44,47, 39,0,0,0,54,0,0,0,227,222,235,227,217,229,441,437,426,417,409,400,370,336,329, 319,317,333,324,329,381,360,365,318,320,257,311,102,91,0,317,306,306,259,316, 298,368,350,459,220,419,418,419,419,411,326,327,325,332,320,352,345,567,558]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 Nc6 6. O-O Bd6 7. Bb2 O-O 8. Nbd2 b6 9. a3 Bb7 {D05: Colle System with ...e6} 10. Qe2 Rc8 11. Rfd1 {LiveBook: 3 Games} (11. Rad1 cxd4 12. exd4 Qe7 13. Ra1 Qc7 14. g3 Ne7 15. Rac1 Qb8 16. Rfe1 Rc7 17. Ng5 {1/2-1/2 (43) Rakhmanov,A (2676)-Azarov,S (2582) Minsk 2017}) 11... Qe7 {The position is equal.} 12. dxc5 $146 ({Predecessor:} 12. Ne5 Na5 13. f4 Rfd8 14. Ndf3 Ne4 15. dxc5 bxc5 16. Bxe4 dxe4 17. Nd2 {0-1 (53) Ratkovic,M (2402)-Zajic,M (2480) Belgrade 2016}) 12... bxc5 13. c4 Rfd8 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 h6 17. Qe3 Bc7 18. Bc3 Bb6 19. h3 f6 20. Bc2 Nd4 21. Nxd4 cxd4 22. Rxd4 (22. Bxd4 $2 Rxd4 23. Rxd4 e5 $19) 22... Bxd4 23. Bxd4 a6 24. Qd3 {[%mdl 1024] White has compensation.} Kf8 25. Qe3 Kg8 26. Qd3 (26. Re1 $14) 26... Kf8 $11 {...e5 is the strong threat.} 27. Qe3 Qd6 $2 {[#]} (27... Kg8 $11 ) 28. Bxf6 $1 $18 {[%mdl 512]} gxf6 29. Qxh6+ Ke8 {Strongly threatening ...Qe7. } 30. Qg6+ $1 (30. Qxf6 Qf8 $11) 30... Kf8 $2 (30... Kd7) 31. Qxf6+ Kg8 32. Qg6+ Kf8 {[#] And now ...Qe5 would win.} 33. Qh6+ $1 Ke8 34. Qh5+ Kf8 35. Qh8+ Kf7 36. Qh7+ Kf8 {aiming for ...Qe5.} 37. Qxb7 Qd2 38. Qf3+ Ke7 39. Qe4 Rf8 40. Qb7+ Kf6 41. Qf3+ $2 (41. Qxa6 Qxc2 42. Re1 Kg7 $11) (41. Qh7 $18 {is the precise move to win.} Rf7 42. Qe4) 41... Ke7 $16 {[#]} 42. Qb7+ $2 (42. Qe4 $1 $16 Rxf2 43. Qh4+ Rf6 44. Rf1) 42... Kf6 $1 $18 43. Qh7 {Hoping for Rd1.} ({ And not} 43. Qxa6 Qxc2 44. Re1 Kg7 $11) 43... Rf7 44. Qh4+ Kg7 45. Qg3+ Kf8 46. Bg6 Rf6 47. Bh5 (47. Qh4 $142 Ke7 48. Qh7+ Kd6 49. Rf1) 47... Qh6 $2 (47... a5 48. Rf1 a4 49. bxa4 Qf4) 48. Qd6+ Kg8 49. Bg4 Rcf8 50. Re1 Rxf2 51. Qxe6+ Qxe6 52. Rxe6 ({But not} 52. Bxe6+ Kg7 $18) 52... Rb2 53. b4 ({Weaker is} 53. Rxa6 Rxb3 54. a4 Kg7 $18) 53... Ra2 $2 (53... Ra8 {keeps fighting.} 54. Bf3 Ra7) 54. Rxa6 {Precision: White = 52%, Black = 54%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Zhang, Ziji"] [Black "Aravindh, Chithambaram VR."] [Result "1/2-1/2"] [ECO "E61"] [WhiteElo "2374"] [BlackElo "2617"] [Annotator "TA"] [PlyCount "151"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,151,55,48,14,14,6,0,7,6,0,6,7,22,27,35,-3,-6,-8,-7,-16,0,0,0,0,0,0,0, -37,-28,-31,-20,-27,-19,-39,-29,-32,-17,-51,-29,-68,-68,-65,-49,-52,-45,-107, -116,-130,-120,-131,-126,-135,-131,-127,-117,-135,-150,-150,-150,-150,-150, -158,0,-158,-158,-179,-158,-211,0,-209,-50,-33,-52,-59,0,0,0,0,106,87,108,87, 122,93,160,158,159,140,160,162,183,179,149,144,142,171,225,225,225,225,225,225, 225,225,225,225,225,225,225,225,225,225,225,225,225,225,225,225,225,225,225, 225,225,0,156,0,225,0,225,225,225,225,225,225,225,-8,-8,-8,0,0]} 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg4 5. e3 Bg7 6. h3 {E61: King's Indian: Early deviations for White, including Smyslov System} (6. Be2 O-O 7. O-O Nc6 8. d5 Nb8 9. h3 Bd7 10. e4 c6 11. Be3 Na6 12. Nd2 Rc8 13. Rc1 e6 14. dxe6 Bxe6 15. Nf3 Re8 {0-1 (38) Wang,H (2709)-Mamedyarov,S (2799) Huaian 2017}) 6... Bxf3 7. Qxf3 Nc6 {LiveBook: 21 Games} 8. d5 {White is slightly better.} Ne5 {[%cal Bc6e5,Be5d7,Bd7c5][%mdl 32]} 9. Qd1 O-O $146 ({Predecessor:} 9... c5 10. Be2 a6 11. O-O O-O 12. Rb1 Ne8 13. Qc2 Nc7 14. b3 {1/2-1/2 (61) Incutto,C-Gadia,O Mar del Plata 1960}) 10. Be2 c6 11. dxc6 bxc6 12. O-O Ned7 13. Qc2 a5 14. e4 Nc5 15. Be3 Nfd7 16. Bg4 Nb6 17. Rad1 Qc7 18. b3 h5 19. Be2 Nbd7 20. Bd2 Rfb8 21. Rb1 e5 22. g3 Ne6 23. Na4 Ndc5 $36 {[%mdl 2048] Black has the initiative.} 24. Be3 Kh7 25. Kg2 Bh6 26. Nc3 {[#]} h4 $1 {[%mdl 512]} 27. Bg4 (27. gxh4 Qe7) 27... Bxe3 28. fxe3 hxg3 29. h4 (29. Kxg3 $15 Qe7 30. Rf2) 29... Kg7 $17 30. Kxg3 Rh8 31. Rh1 Qe7 32. Rh2 Rh6 33. Rbh1 Nd7 34. Bf3 Rah8 35. Qd2 Nf6 36. Qg2 Qa7 37. Qd2 Qe7 38. Qg2 $1 Nc5 39. Qd2 Qe6 40. Qe2 (40. Qc2 $17 {is a better defense.}) 40... Qe7 $2 (40... Rb8 $19 41. Rb1 Rbh8) 41. Qd1 $2 {[#]} (41. Qd2 $1 $11 {and White has nothing to worry.}) 41... Qb7 $2 ({Better is} 41... d5 $1 $19 {[%mdl 512] ...d4! is the strong threat.} 42. cxd5 cxd5) 42. Qxd6 $15 Qb4 { White must now prevent ...Ncxe4+!} 43. Qxc6 Qxc3 (43... Nh5+ $1 $15 44. Kg4 Qxc3 45. Qxc5 Nf6+ 46. Kg3 Rd8) 44. Qxc5 $11 Rd8 45. Re2 Rdh8 (45... Rd3 $11) 46. Qd6 $16 g5 47. Qd2 gxh4+ 48. Kh3 Qb4 (48... Qxd2 $142 49. Rxd2 Rg6) 49. Qxb4 axb4 50. c5 Rg6 {aiming for ...Rg3+.} 51. Rg2 Nh7 {Black wants to play ... Ng5+.} 52. Rxg6+ Kxg6 53. Kxh4 $18 {[%mdl 4096] Endgame KRB-KRN} Ng5+ 54. Kg3 Rxh1 (54... Rg8 $142 55. Rd1 Kf6) 55. Bxh1 {KB-KN} Ne6 56. c6 Kf6 57. Kg4 Ke7 58. Kf5 f6 59. Bf3 Ng7+ 60. Kg6 Ne8 61. Be2 Nc7 62. Bc4 Ne8 63. Bd5 Nc7 64. Kf5 Nb5 65. Bc4 Nc7 66. Kg4 Kd6 67. Bd5 Nb5 68. Kf5 Ke7 $1 {[#]} 69. Kg6 (69. Bg8 $1 $16) 69... Nc7 $1 70. Bc4 Ne8 71. Bg8 Nc7 72. Bf7 Nb5 73. Bc4 Nc7 74. a3 $2 ({White should try} 74. Bd3 $18) 74... bxa3 $11 {Threatens to win with ...a2.} 75. b4 Nb5 76. Bxb5 {Precision: White = 60%, Black = 61%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Tran Minh Thang"] [Black "Zhao, Jun"] [Result "1/2-1/2"] [ECO "A45"] [WhiteElo "2366"] [BlackElo "2599"] [Annotator "TA"] [PlyCount "114"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,114,3,-9,0,0,0,0,12,-23,21,16,18,0,5,-7,-8,0,0,-7,15,15,18,19,25,14, 19,14,6,0,7,-54,-32,-35,-2,-34,-16,-51,-19,-68,-69,-106,-68,-78,-75,-104,-89, -110,-72,-89,-85,-95,-94,-138,-125,-170,-130,-194,-169,-159,-164,-188,-166, -168,-172,-189,-159,-177,-160,-134,-135,-142,-170,-156,-80,-80,-80,-80,-80,-80, -80,-80,0,0,0,0,0,-29978,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. h4 c6 (5... h5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 c6 9. Qd2 Nbd7 10. O-O-O b5 11. Kb1 {1/2-1/2 (34) Aronian,L (2797)-Vachier Lagrave,M (2793) Caleta 2018}) 6. Be2 {LiveBook: 20 Games. A45: Trompowsky Attack} Qb6 7. a3 h5 $146 ({Predecessor:} 7... h6 8. Nf3 Bg4 9. Qd2 Ne4 10. Nxe4 dxe4 11. Ne5 Bxe2 12. Qxe2 {1/2-1/2 (35) Berzinsh,R (2434)-Neiksans,A (2586) Olaine 2017}) 8. Nf3 Bg4 9. O-O Bxf3 10. Bxf3 Nbd7 11. Rb1 O-O 12. b4 Rfe8 13. Na4 Qd8 14. Nc5 b6 15. Nxd7 Qxd7 16. a4 a6 17. Qd3 b5 18. Ra1 Ng4 19. axb5 axb5 20. Ra5 (20. g3 $11) 20... Rxa5 21. bxa5 Ra8 $1 22. Qc3 Ra6 23. Rd1 e6 24. Qd2 Qd8 25. Qe2 Qxh4 26. Bxg4 hxg4 27. Bc7 Bf6 28. Ra1 Kg7 29. g3 Qh3 30. Qf1 Qh5 31. Ra3 Be7 32. Rc3 Qh8 33. Qe2 (33. Qb1 $17) 33... Bd8 34. Bxd8 Qxd8 35. Ra3 Rxa5 36. Rxa5 Qxa5 37. Qxg4 $19 {[%mdl 4096] Endgame KQ-KQ} Qd2 38. Qf4 Qxc2 39. Qe5+ Kg8 {Threatens to win with ...Qb1+.} 40. Qb8+ Kh7 $1 41. Qc7 Qf5 (41... Qb1+ $142 $1 42. Kg2 Qe4+ 43. f3 Qc2+ 44. Kh3 Qf5+ 45. Kg2 Kg7) 42. Qxc6 $17 b4 43. Qb7 Qb1+ 44. Kg2 Kg7 {Strongly threatening ...b3.} 45. Qb8 {[#]} b3 (45... g5 $1 $17 46. g4 Qd1 47. Qxb4 Qxg4+ 48. Kh2 {[#]} e5 $1 { [%mdl 512]}) 46. g4 $1 $11 g5 47. Qe5+ $1 Kg6 48. Qh8 $2 {[%mdl 8192]} (48. Qb8 $11) 48... b2 $2 (48... Qe4+ {mates} 49. f3 Qxe3 50. Qg8+ Kf6 51. Qh8+ Ke7 52. Qb8 Qd2+ 53. Kh3 b2 54. f4 Qe3+ 55. Kg2 Qe4+ 56. Kg3 gxf4+ 57. Qxf4 Qxf4+ 58. Kxf4 b1=Q 59. Kg3 Qe1+ 60. Kf3 Kf6 61. Kg2 Kg5 62. Kh3 Kf4 63. Kg2 Kxg4 64. Kh2 Kf3 65. Kh3 Qh1#) 49. Qg8+ {The position is equal.} Kf6 50. Qd8+ Kg6 51. Qg8+ Kf6 52. Qd8+ Kg7 (52... Kg6 $5 53. Qg8+ $8 $11) 53. Qxg5+ Qg6 (53... Kh7 $5 54. Qh4+ $8 Kg8 55. Qd8+ Kh7 56. Qh4+ Kg7 57. Qg5+ Kh7 58. Qh4+ $11) 54. Qe5+ Kh7 55. Qh2+ Kg7 (55... Kg8 $5 56. Qb8+ $8 Kh7 57. Qxb2 Qxg4+ 58. Kf1 Kg6 $11) 56. Qe5+ Kh7 57. Qh2+ Kg7 {Precision: White = 52%, Black = 57%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Xu Zhihang"] [Black "Saduakassova Dinara"] [Result "0-1"] [ECO "A05"] [WhiteElo "2364"] [BlackElo "2479"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,76,1,0,-31,-43,-33,-31,-75,-72,-60,-36,-114,-108,-138,-87,-89,-97, -123,-116,-113,-102,-224,-216,-226,-225,-309,-302,-362,-332,-432,-423,-435, -435,-562,-533,-531,-487,-490,-489,-461,-458,-428,-456,-443,-443,-505,-540, -567,-567,-537,-530,-800,-789,-670,-650,-833,-829,-2829,-2083,-5455,-5214]} 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. O-O Bg7 6. d4 O-O 7. d5 Ne4 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} (7... e6 8. Nc3 Re8 9. Nd4 exd5 10. cxd5 Na6 11. e4 Nc5 12. Re1 Nxd5 13. exd5 Rxe1+ 14. Qxe1 Bxd4 15. Be3 { 0-1 (39) Melkumyan,H (2633)-Mamedyarov,S (2799) Riadh 2017}) 8. Qc2 f5 9. Nbd2 Nd6 {LiveBook: 18 Games. The position is equal.} 10. Nb3 e5 {[%cal Be7e5,Be5e4] [%mdl 32]} 11. Be3 $146 ({Predecessor:} 11. Bg5 Qe8 12. Bd2 c5 13. dxc6 Nxc6 14. c5 Ne4 15. Be3 {0-1 (55) Ning,K (2157)-Bai,J (2571) Harbin 2018}) 11... a5 12. Rac1 Na6 13. Nbd2 Qe7 14. Rfe1 (14. Bg5 $15 Qe8 15. Qb1) 14... e4 $17 15. Ng5 h6 (15... Qf6 $142 16. Qc3 Qxc3 17. bxc3 Rae8) 16. Nh3 g5 17. f4 {[%cal Rf4g5]} exf3 18. exf3 Qf6 $36 {[%mdl 2048] And now ...Nb4 would win. White is under strong pressure.} 19. b3 (19. Rb1 $17 {was called for.}) 19... Nb4 $19 20. Qb1 Qb2 21. Nf1 Qxa2 22. Qxa2 Nxa2 23. Rc2 Nb4 {Black is clearly winning.} 24. Rce2 a4 25. c5 bxc5 26. bxa4 c4 27. f4 g4 28. Nf2 Bxd5 29. Bc5 Bxg2 30. Kxg2 Rxa4 31. Re7 Rf7 32. Rxf7 Kxf7 33. Ne3 c3 {[%cal Bc4c3,Bc3c2][%mdl 32]} 34. Bxd6 cxd6 35. Nxf5 c2 {[#] ...Ra1 is the strong threat.} 36. Ne3 Ra2 37. Nf5 Ra1 38. Re7+ Kf8 {Precision: White = 29%, Black = 89%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Chen, Qi b"] [Black "Nguyen, Van Huy"] [Result "1/2-1/2"] [ECO "B11"] [WhiteElo "2359"] [BlackElo "2454"] [Annotator "TA"] [PlyCount "189"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,189,27,21,18,29,29,32,33,27,22,18,23,33,26,21,22,31,29,27,18,43,43, 30,0,4,0,18,0,29,0,14,0,0,0,45,43,80,67,67,75,79,68,71,96,96,73,76,53,63,54,38, 53,95,95,95,103,115,85,130,89,99,104,91,74,82,0,26,0,92,66,66,39,56,36,73,46, 82,44,47,33,37,0,33,34,60,52,67,67,80,48,42,31,55,48,77,73,80,80,81,68,75,20, 61,37,78,76,150,84,94,95,231,207,208,184,380,386,394,395,363,375,518,132,390,0, 89,102,99,75,75,68,64,60,84,84,258,217,195,0,0,0,0,0,0,-33,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,9,9,45,45,45,8,8,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nf6 7. O-O Nbd7 8. d4 {B11: Caro-Kann: Two Knights Variation} dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qd3 Bd6 {LiveBook: 26 Games} 12. Rd1 O-O $146 ({Find the theoretical novelty and annotate with similar games:} 12... Qc7 13. Bd2 Bh2+ 14. Kh1 Bf4 15. Be1 O-O {1-0 (46) Vachier Lagrave,M (2804) -Riazantsev,A (2671) Doha 2016}) 13. a4 Qc7 14. Qf3 a5 15. c3 Rad8 16. Bd3 Rd7 17. Re1 Nd5 18. g3 Rfd8 19. Kg2 Be7 20. h4 Qb6 21. Re2 h6 22. h5 Rc8 23. Rb1 $40 {[%mdl 128] White mounts an attack.} Qd8 24. Bd2 Bg5 25. Be1 b6 26. Rd1 Nf6 27. Re5 Rd5 28. Qe2 {f4 is the strong threat.} Nd7 29. Rxd5 exd5 30. Bc2 Nf8 31. Qd3 Qc7 32. b4 Be7 33. bxa5 bxa5 34. Rb1 Rb8 35. Qa6 Rxb1 36. Bxb1 Bd8 37. Bf5 Ne6 38. Bd2 Kf8 39. Bc1 Ke8 40. Ba3 Be7 41. Qa8+ Nd8 42. Bc1 Bg5 43. Ba3 ( 43. Bxg5 $16 hxg5 44. Bg4) 43... Be7 $11 44. Bc1 (44. Bb2 $11) 44... Bg5 $1 $16 {[%cal Rg5c1]} 45. f4 Be7 46. Be3 Bd6 47. Bf2 Ke7 48. Qa6 Kf8 49. Qe2 Qb7 50. Qc2 Ne6 51. Bg4 Kg8 52. Qe2 Qd7 53. Bh3 Kf8 54. Qa6 Qc7 55. Qa8+ Nd8 $1 56. Bg4 Ke7 57. Qa6 Kf8 58. Qd3 Qe7 59. Qh7 {[%cal Rh7h8]} Qf6 60. Qh8+ Ke7 61. Be2 ({ Better is} 61. Be3 $16) 61... Ba3 62. Qh7 Kd7 63. Qb1 Kc7 (63... Bd6 $142) 64. c4 (64. Qd3 $142) 64... Qe6 65. Qc2 {Hoping for cxd5.} Bb4 (65... dxc4 $16 66. Bxc4 Qd6) 66. cxd5 $1 $18 Qxd5+ 67. Bf3 Qd7 $2 (67... Qd6 {might work better.} 68. d5 c5) 68. d5 $1 Qd6 69. dxc6 Nxc6 70. Qc4 f6 71. Qb5 $2 (71. f5 $18 { is more deadly.}) 71... Nd8 $2 {[%mdl 8192]} (71... Ne7 $16 72. Be3 Qe6) 72. Qc4+ $2 (72. Bd5 $18) 72... Kd7 (72... Nc6 $1 $11 {remains equal.} 73. Be4 Qd7) 73. Bg4+ Ke8 74. Qe4+ Kf8 75. Qh7 Nf7 76. Qf5 Qc6+ 77. Bf3 Qxa4 $2 {[#]} (77... Qc7 $16) 78. Bc5+ $1 Nd6 {[#]} 79. Qc8+ $2 (79. Bxd6+ $1 $18 Bxd6 80. Qe6 Qc2+ 81. Kh3) 79... Qe8 $11 80. Qc7 Bxc5 81. Qxc5 Qd8 82. Bc6 Kg8 (82... Qc7 $5 { [%cal Ra5a4]}) 83. Qd5+ Kh8 84. Ba4 Qc7 85. Kh2 Qd8 86. Bc2 Qe8 {White must now prevent ...Qe2+.} 87. Bg6 Qd8 88. Bc2 Qc7 89. Bg6 Qd8 90. Bc2 Qc7 91. Bg6 Nc8 92. Bf5 {Strongly threatening Qa8.} Nb6 (92... g6 $5 93. hxg6 (93. Bxg6 Nd6 $14) 93... Nd6 $16) 93. Qxa5 Qd8 94. Bc2 Qd5 95. Qxb6 {Precision: White = 58%, Black = 43%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.14"] [Round "8"] [White "Kulkarni Bhakti"] [Black "Dao Thien Hai"] [Result "1/2-1/2"] [ECO "A85"] [WhiteElo "2275"] [BlackElo "2474"] [Annotator "TA"] [PlyCount "49"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,49,41,35,59,19,24,11,25,22,30,20,22,-8,18,18,18,18,18,18,18,18,18,20, 18,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nh3 e6 7. O-O d6 8. b3 {A86: Dutch Defence: Leningrad System: Unusual lines and 5 Nh3} c6 9. Ba3 {LiveBook: 6 Games} a5 $146 ({Predecessor:} 9... Qa5 10. Qc1 Rd8 11. Rd1 Qc7 12. d5 Qe7 13. dxe6 Bxe6 14. Qf4 Nh5 15. Qe3 Na6 {1/2-1/2 (31) Delchev,A (2604)-Vallejo Pons,F (2686) Linares 2015}) 10. Rc1 {White is slightly better.} Na6 11. Re1 Re8 12. Qd2 Nb4 13. Rcd1 Qc7 {The position is equal.} 14. e4 fxe4 15. Nxe4 Nxe4 16. Bxe4 e5 17. Ng5 d5 18. cxd5 cxd5 19. Bxb4 dxe4 20. dxe5 axb4 21. Qd5+ Kh8 22. Nf7+ Kg8 23. Ng5+ Kh8 24. Nf7+ Kg8 25. Nh6+ {Precision: White = 41%, Black = 77%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Le, Quang Liem"] [Black "Sivuk, Vitaly"] [Result "1-0"] [ECO "E70"] [WhiteElo "2736"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "71"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,71,66,63,66,30,72,4,10,41,43,31,32,0,115,113,137,117,131,120,121,115, 106,26,172,130,223,214,249,241,302,282,593,575,562,439,836,808,970,958,1217, 1219,2783,2656,29987,29983,29982,29983,29983,29983]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 a6 10. a4 h5 { A65: Modern Benoni: 6 e4} 11. Bg5 Qc7 (11... Re8 12. O-O Qb6 13. Qd2 Nbd7 14. Kh1 Nh7 15. Bh4 Qb4 16. f4 c4 17. Bxh5 Nc5 18. f5 {1-0 (31) Bologan,V (2640) -Pichot,A (2544) Doha 2016}) 12. Qd2 Nbd7 13. O-O {LiveBook: 7 Games} Rb8 14. f4 Nh7 15. Bh4 ({White should play} 15. Be7 $16 {e5 is the strong threat.} Re8 16. Bh4) 15... c4 $1 $11 16. Kh1 b5 $1 17. axb5 axb5 18. b4 $146 {[%mdl 2048] White is more active.} (18. e5 $5) ({Predecessor:} 18. e5) 18... Ndf6 (18... cxb3 $1 $11 19. Rac1 (19. Nxb5 Qb6 $11) 19... b2 20. Qxb2 Qa5) 19. Ra5 Bd7 20. Rfa1 Rfe8 21. Ra7 Rb7 22. R7a6 Rb6 23. h3 (23. R6a2 $16) 23... Kh8 (23... Rxa6 $11 24. Rxa6 Rb8) 24. Bf3 Ng8 (24... Rxa6 $16 25. Rxa6 Rb8) 25. Nge2 Nh6 26. Nd4 f5 27. Bf2 {[#] And now Rxb6 would win.} Rbb8 $2 (27... fxe4 {is more resistant.} 28. Rxb6 e3 29. Bxe3 Qxb6) 28. Ra7 $18 Qc8 29. R1a6 Nf6 (29... Rb7 $142 30. e5 dxe5) 30. e5 dxe5 31. fxe5 {[%cal Bf4e5,Be5e6][%mdl 32]} Nfg4 32. hxg4 fxg4 33. Rxg6 gxf3 34. Rxh6+ {White mates.} Kg8 35. e6 fxg2+ 36. Kxg2 { Precision: White = 47%, Black = 25%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Wang, Hao"] [Black "Erigaisi Arjun"] [Result "1-0"] [ECO "D11"] [WhiteElo "2713"] [BlackElo "2458"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,87,8,9,25,20,33,19,28,10,15,18,0,-13,41,26,58,35,56,17,20,22,77,75, 84,91,83,87,87,96,89,76,104,89,136,58,60,52,144,135,141,137,130,119,235,215, 305,308,301,300,293,292,291,281,357,365,358,358,338,339,426,426,417,409,332,41, 35,34,106,74,437,421,868,860,815,806]} 1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. e3 Bg4 5. Nc3 e6 6. Qb3 Qb6 7. Nh4 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Bh5 8. h3 {LiveBook: 304 Games} Qxb3 (8... Be7 9. g4 Bg6 10. Nxg6 hxg6 11. Bg2 g5 12. O-O Nbd7 13. Rd1 Qc7 14. e4 Nxe4 15. Nxe4 dxe4 16. Bxe4 { 1-0 (30) Carlsen,M (2855)-So,W (2770) Leuven 2016}) 9. axb3 {White has an edge. } Na6 10. g4 Nb4 {Strongly threatening ...Nc2+.} 11. Ke2 g5 12. gxh5 {aiming for Nf3.} gxh4 13. Bd2 b6 $146 (13... Rg8 $11) ({Predecessor:} 13... Rg8 14. Na4 Na6 15. Kf3 Ne4 16. Be1 {1/2-1/2 (16) Brunello,S (2562)-Basso,P (2435) Milan 2015}) 14. Na4 $14 {Bxb4 is the strong threat.} Na6 15. Bg2 $36 {[%cal Bf1g2,Bg2f3,Bf3e4][%mdl 2080] White fights for an advantage.} Kd7 16. Bf3 Rg8 17. Nc3 Nc7 (17... Nb4 $11 {remains equal.}) 18. e4 $16 dxe4 19. Nxe4 Nxe4 20. Bxe4 f5 21. Bf3 a5 22. Rhg1 Be7 23. Bf4 Na6 24. d5 (24. c5 $16) 24... cxd5 $14 25. cxd5 Rae8 (25... e5 $14 26. Bxe5 Bd6) 26. dxe6+ $16 Kxe6 {[#]} 27. Bc6 $1 { [%cal Rc6b5] And now Bb5 would win.} Rxg1 28. Rxg1 Rc8 (28... Rd8 $16 {was necessary.}) 29. Bb5 $18 Nc5 (29... Rc2+ {was called for.} 30. Kf3 Nc5) 30. Bc4+ Kd7 31. Rg7 Ne6 32. Bb5+ Kd8 33. Rg8+ Bf8 34. Be5 Rc5 35. Bf6+ Kc7 36. Bc4 Nf4+ {[#]} 37. Kf3 $1 Bd6 38. Rg7+ Kc6 39. Ra7 $2 ({Don't take} 39. Rxh7 $6 b5 $18) ({Better is} 39. h6 $18) 39... Nxh3 $14 40. Bxh4 h6 ({Black should play} 40... Re5 $1 $14) 41. Ra8 Nf4 $2 {[%mdl 8192]} (41... Re5 $16) 42. Rc8+ $18 { White is clearly winning.} Kb7 (42... Kd7 $142) 43. Rxc5 bxc5 44. Bg3 { Precision: White = 64%, Black = 33%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Mareco, Sandro"] [Black "Krysa, Leandro"] [Result "1-0"] [ECO "A05"] [WhiteElo "2635"] [BlackElo "2548"] [Annotator "TA"] [PlyCount "81"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,81,31,11,13,8,8,0,12,30,71,71,71,71,69,55,55,55,55,55,52,40,81,72,82, 77,106,106,214,198,261,249,262,261,262,254,419,414,441,417,400,295,286,289,520, 622,618,618,524,485,602,580,578,573,630,614,1048,864,820,769,12843,12843]} 1. Nf3 Nf6 2. c4 c5 3. b3 g6 4. Bb2 Bg7 5. g3 d6 6. Bg2 e5 7. O-O O-O 8. Nc3 Nc6 9. d3 h6 10. a3 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6} Be6 11. Nd2 Qd7 12. Nd5 {LiveBook: 4 Games. White is slightly better.} Rab8 $146 ({ Predecessor:} 12... a5 13. Nb6 Qc7 14. Nxa8 Rxa8 15. Ne4 Nxe4 16. Bxe4 Rb8 17. a4 Ne7 18. Bg2 {1/2-1/2 (52) Svidler,P (2734)-Korobov,A (2708) Sochi 2015}) 13. b4 b5 14. Bc3 bxc4 (14... a6 {is interesting.} 15. e3 Rfc8 16. Qf3 Qd8 17. bxc5 dxc5 18. Rfb1 h5) 15. dxc4 cxb4 {[#]} 16. Nxf6+ $1 Bxf6 17. axb4 Nxb4 18. Qa4 Qxa4 19. Rxa4 a5 20. Rxa5 Rfc8 21. Rb1 $36 {[%mdl 2048] White has some pressure.} Nc6 22. Rab5 Rxb5 23. cxb5 Nd8 24. Ne4 Bg7 (24... Be7 $16 {is a better defense.}) 25. Ba5 $18 d5 (25... Nb7 $142) 26. Nd6 Ra8 {[#]} 27. Bc7 $1 e4 28. b6 Be5 $2 (28... Bf6 29. h4 g5 30. hxg5 hxg5) 29. Nxe4 dxe4 30. Bxe5 Bd5 31. Bf6 Ne6 32. f3 exf3 $2 (32... Bb7 {keeps fighting.} 33. fxe4 Kf8) 33. Bxf3 {White is clearly winning.} Bxf3 34. exf3 {[%mdl 4096] Endgame KRB-KRN} Rb8 35. f4 g5 36. b7 Nc5 37. Rb5 Nd7 38. Bd4 gxf4 39. Ba7 Re8 40. gxf4 Re4 41. Rd5 { Precision: White = 81%, Black = 37%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Aravindh, Chithambaram VR"] [Black "Pham Chuong"] [Result "1-0"] [ECO "A05"] [WhiteElo "2617"] [BlackElo "2393"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,77,-25,-20,-27,24,-11,16,16,-1,-10,-25,-13,-13,-8,9,2,0,-27,27,33,35, 27,38,0,85,51,136,113,106,84,102,41,130,51,90,88,55,26,20,37,253,11,12,-100, -114,-113,0,0,0,0,457,456,447,314,958,1049,3093,3033,2747,2283,29981,29976, 29976,29977,29982,29983,29988,29989,29993,29994]} 1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. Rg1 $146 ({Predecessor:} 4. e3 Be7 5. c4 O-O 6. Nc3 c5 7. cxd5 Nxd5 8. Qc2 b6 9. Nxd5 exd5 10. d4 Nc6 11. Be2 Be6 12. O-O Rc8 13. dxc5 bxc5 14. Rac1 Qb6 15. Rfd1 Rfd8 {1-0 (40) Karjakin,S (2763)-Kramnik,V (2800) Moscow 2018}) 4... b6 5. g4 Bb7 6. e3 {A06: Réti Opening:1 Nf3 d5} Rg8 (6... c5 $142) 7. a4 a6 8. g5 {The position is equal.} Nfd7 9. c4 dxc4 10. Bxc4 Nc6 11. d4 Bb4+ 12. Nc3 Na5 13. Bd3 c5 (13... f5 $142) 14. Kf1 $11 Nxb3 15. Qxb3 Bxf3 16. Bxh7 Rh8 ( 16... Bxc3 $1 $11 {keeps the balance.} 17. Bxg8 Bxb2 18. Qxb2 Ke7) 17. Be4 $16 Bxe4 (17... Bxc3 $1 $14 18. Bxf3 Bxb2 19. Qxb2 Rb8) 18. Nxe4 {Strongly threatening g6.} Rh4 19. f4 Rxh2 20. Rg2 ({White should play} 20. d5 $1 $16 Ke7 21. Bxg7) 20... Rh3 ({Black should try} 20... Rxg2 $1 $14 21. Kxg2 Qc7) 21. g6 (21. Nf2 $16 Rh4 22. dxc5 Bxc5 23. Bxg7) 21... Qh4 $14 {And now ...Rh1+ would win.} 22. gxf7+ Ke7 {Threatens to win with ...Rh1+.} 23. Ng5 (23. Rxg7 $2 Rh1+ 24. Kg2 (24. Ke2 $2 Rh2+ 25. Kd3 Qh5 $19) 24... Be1 $17) 23... Rh1+ 24. Ke2 Re1+ $2 (24... Qh5+ $1 $14 25. Nf3 Rxa1 26. Bxa1 Rf8) 25. Kd3 $2 (25. Kf3 $1 $18 Qh5+ 26. Kg3) 25... Nf8 $1 $11 26. Qc2 (26. Rxe1 $1 $11 {remains equal.} Qxe1 27. Kc2) 26... Rxa1 $1 $17 27. Bxa1 {[#]} Qe1 (27... Qh1 $1 $17 {[%cal Rh1a1]} 28. Bb2 (28. Bc3 $2 c4+ 29. Kxc4 Bxc3 $19) 28... Rc8) 28. Bb2 $1 $36 { [%mdl 2048] White has the initiative.} Qf1+ 29. Ke4 {[%cal Bd3e4,Be4f5,Bf5g6] [%mdl 32] Hoping for dxc5.} Nd7 $2 {[%mdl 8192]} (29... c4 $1 $11) 30. d5 $18 c4 {White must now prevent ...Nc5+.} 31. dxe6 ({Worse is} 31. Nxe6 c3 $11) 31... Nc5+ $2 {[#]} (31... Nf8 32. Kf5 (32. Bxg7 Nxe6 33. f8=Q+ Nxf8 $16) 32... g6+ 33. Kg4 Rd8) 32. Kf5 $1 c3 33. Bxc3 Bxc3 34. Qxc3 {Intending Rd2 and mate.} Qxg2 35. Qxg7 {[%csl Gg7][%cal Rf7f8] White mates.} Qd5+ 36. Kg6 {[%csl Gg7] [%cal Rf7f8]} Kd6 {[#]} 37. e7 $1 {[%mdl 512]} Qd3+ {[#]} (37... Kxe7 38. f8=Q# ) 38. e4 $1 {[%mdl 512]} Nxe4 39. Qe5+ {Precision: White = 47%, Black = 32%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Zhao, Jun"] [Black "Xu Yi"] [Result "1/2-1/2"] [ECO "C77"] [WhiteElo "2599"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "43"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,43,28,14,29,6,18,23,23,20,15,17,27,0,6,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. a4 Rb8 8. O-O O-O 9. axb5 axb5 10. Re1 d6 11. Nbd2 {[%cal Bb1d2, Bd2f1,Bf1e3][%mdl 32] LiveBook: 15 Games. C88: Closed Ruy Lopez: Anti-Marshall Systems} (11. c3 Be6 12. Bxe6 fxe6 13. Bg5 Nd7 14. Be3 d5 15. Nbd2 Nc5 16. Nb3 Na4 17. Qe2 Bd6 18. d4 dxe4 19. Nxe5 Bxe5 20. dxe5 Nxe5 {1-0 (43) Adams,M (2738)-Shirov,A (2630) Douglas 2017}) 11... Bd7 12. Nf1 Ra8 13. Rxa8 Qxa8 14. c3 Na5 15. Bc2 c5 16. Ne3 Nc6 $146 {The position is equal.} ({Predecessor:} 16... g6 17. h3 Rc8 18. Nh2 Be6 {0-1 (32) Grigorov,J (2390)-Kolev,A (2445) Sofia 1992}) 17. h3 Re8 18. Bd2 h6 19. Bb3 Na5 20. Bc2 Nc6 21. Bb3 Na5 22. Bc2 {Precision: White = 73%, Black = 100%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Pichot, Alan"] [Black "Gordievsky, Dmitry"] [Result "1-0"] [ECO "B41"] [WhiteElo "2558"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "95"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,95,22,19,28,-7,-4,-3,0,-20,-12,-14,0,-41,-42,-59,-51,-84,-61,-75,-59, -38,-48,-70,-62,-63,-70,-42,-58,-49,-37,-27,17,13,21,18,8,15,5,0,54,0,0,-45,59, 57,84,75,78,87,79,67,147,84,69,56,45,27,84,95,118,108,126,135,162,33,414,384, 586,567,611,551,645,625,726,681,626,576]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 Bb4 8. O-O O-O {B41: Sicilian: Kan Variation: 5 c4} 9. Qc2 (9. Qd3 d6 10. Bd2 Nc6 11. Nb3 b6 12. Rac1 Bc5 13. Bg5 Bb7 14. Qg3 Kh8 15. Rfd1 Ne5 16. Nxc5 bxc5 {0-1 (34) Naiditsch,A (2705)-Artemiev,V (2691) Riadh 2017}) 9... Nc6 10. Nxc6 dxc6 11. Be3 {LiveBook: 6 Games} b5 12. f4 $146 ({Predecessor:} 12. a3 Bd6 13. f4 e5 14. f5 Qe7 15. b4 Bb7 16. c5 Bc7 17. a4 { 1-0 (17) Cvak,R (1917)-Pech,J (1207) LSS email 2011}) 12... e5 13. f5 Qe7 14. Kh1 Bc5 15. Bg5 Bb7 16. g4 h6 17. Bd2 Nh7 18. Rf3 Rad8 19. Raf1 Qf6 20. Rg3 Bd4 21. a3 Rd7 22. Kg2 Rfd8 23. Bc1 Bxc3 24. bxc3 c5 25. cxb5 Ng5 26. Re3 $1 c4 27. bxa6 Qxa6 {[#] ...Rd3! is the strong threat.} 28. h4 Nh7 29. Kh3 Rd6 (29... Rd3 $11) 30. Qb1 (30. Rg1 $1 $14) 30... Qc6 $11 31. Qb4 Ba6 (31... Nf6 $15) 32. Qa5 $14 Re8 33. Rd1 $36 {[%mdl 2048] White is on the roll.} Rxd1 34. Bxd1 {And now Ba4 would win.} Qd6 35. Bc2 Nf6 ({Black should try} 35... Rb8 $14) 36. Re1 (36. g5 $142 hxg5 37. hxg5) 36... Bb7 $16 37. Qb4 Qc7 38. g5 hxg5 (38... Nh5 $1 $11 {remains equal.}) 39. Bxg5 Nh5 40. Qb5 Rb8 41. Rb1 Nf4+ {[#]} 42. Kg4 (42. Bxf4 $1 $18 exf4 43. Qb6) 42... f6 $2 {[%mdl 8192]} (42... Qd6 $14 43. Bxf4 exf4) 43. Bxf4 $1 $18 exf4 (43... g6 $142 44. Bd2 gxf5+ 45. Kh3 (45. exf5 $2 Bf3+ 46. Kxf3 Rxb5 $19) 45... f4) 44. Qb6 {White is clearly winning.} Qxb6 45. Rxb6 f3 46. Kg3 f2 47. Kxf2 Rd8 {Black hopes to continue with ...Rd2+.} 48. Ke3 { Precision: White = 47%, Black = 47%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Lei, Tingjie"] [Black "Tran, Tuan Minh"] [Result "0-1"] [ECO "B90"] [WhiteElo "2545"] [BlackElo "2522"] [Annotator "TA"] [PlyCount "84"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,84,14,18,43,35,62,65,65,55,62,15,14,0,0,0,0,-20,36,34,54,44,58,0,0,0, 0,-52,-54,-68,-68,-68,-69,-72,-73,-115,-109,-104,-104,-137,-126,-144,-149,-161, -161,-157,-146,-180,-160,-172,-159,-185,-178,-191,-201,-237,-209,-230,-203, -241,-242,-272,-247,-734,-751,-726,-737,-733,-721]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 Nbd7 12. O-O-O b5 13. g4 Bb7 14. Bg2 g5 15. h4 gxf4 16. g5 Ne5 17. Qxf4 hxg5 18. hxg5 Rxh1 19. Rxh1 {0-1 (59) Karjakin,S (2760)-Vachier Lagrave,M (2789) London 2017}) 6... e5 7. Nb3 Be6 8. f4 exf4 9. Bxf4 Nc6 10. Qd2 { LiveBook: 8 Games} Be7 11. O-O-O Qb6 $146 ({Predecessor:} 11... Ne5 12. h5 Rc8 13. Qe1 Qc7 {0-1 (45) Gantner,M (2324)-Germanavicius,S (2326) Antalya 2017}) 12. Nd5 ({Much worse is} 12. Bxd6 $6 O-O-O $15) 12... Bxd5 13. exd5 Ne5 14. g3 O-O 15. Bh3 Rfe8 16. Rhe1 Bf8 17. Qc3 a5 (17... Nfg4 $11 18. Bxg4 Nxg4) 18. a4 $14 g6 19. Kb1 h5 20. Be3 ({Reject} 20. Bxe5 dxe5 21. Qe3 Qd6 $11) (20. Re2 $14 ) 20... Qb4 $11 21. Qxb4 axb4 22. Bf4 (22. Bg5 $11 Nfg4 23. Bxg4 hxg4 24. a5) 22... Rxa4 $15 23. Bxe5 dxe5 24. d6 Rd8 25. d7 e4 26. Bg2 Rxd7 27. Rxd7 Nxd7 28. Bxe4 Ra7 29. Rd1 b6 30. Bc6 Ne5 31. Bb5 Kg7 32. Rd5 Re7 33. Rd6 Rb7 34. Rd5 {[#]} Ng4 $1 35. Nd2 Re7 36. Nc4 Re1+ 37. Ka2 Ne3 38. Rd7 Nxc2 {White must now prevent ...Bc5.} 39. Nxb6 Re3 {( -> ...b3+)} 40. Bc4 $2 {[#]} (40. Bd3 b3+ 41. Kxb3) 40... b3+ $1 $19 {[%mdl 512] Black is clearly winning.} 41. Bxb3 Nb4+ 42. Ka3 Nd3+ {Precision: White = 32%, Black = 76%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Vishnu Prasanna. V"] [Black "Li, Yankai"] [Result "0-1"] [ECO "C78"] [WhiteElo "2526"] [BlackElo "2434"] [Annotator "TA"] [PlyCount "68"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,68,0,0,18,-119,-114,-125,-123,-123,-110,-135,-141,-132,-145,-137, -126,-110,-113,-124,-118,-127,-121,-147,-138,-140,-147,-141,-105,-102,-77,-114, -124,-134,-123,-125,-93,-292,-278,-287,-289,-532,-518,-558,-530]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences} Ba7 11. h3 O-O 12. Be3 exd4 (12... Ra8 13. Re1 h6 14. Nbd2 Re8 15. g4 Qe7 16. Nf1 Nd8 17. Ng3 c5 { 0-1 (35) Caruana,F (2799)-Carlsen,M (2827) Douglas 2017}) 13. cxd4 Nxe4 14. Qc2 {LiveBook: 11 Games} Qe8 {[#]} 15. Bd5 $146 (15. Nc3 $11 {remains equal.} Nf6 16. Rfe1) ({Predecessor:} 15. Nc3 Nf6 16. Rfe1 Qd7 17. Qd1 Nb4 {1/2-1/2 (39) Tari,A (2581)-Praggnanandhaa,R (2509) Tarvisio 2017}) 15... Nb4 $1 $17 { [%csl LRc2,LRd5][%cal Rb4c2]} 16. Qxe4 Qxe4 17. Bxe4 {Black must now prevent Nc3.} f5 18. Nc3 {Strongly threatening Bd5+.} fxe4 19. Nxe4 Bb7 20. Ned2 c5 21. dxc5 Nc2 22. c6 Nxe3 23. Rfc1 {[#]} Ba8 $1 {Threatens to win with ...Nd5.} 24. fxe3 Bxe3+ 25. Kh1 Rbc8 26. Rc3 Bxd2 27. Nxd2 Rxc6 28. Rxc6 Bxc6 {[%mdl 4096] Endgame KRB-KRN} 29. Kg1 Rf5 30. Rc1 Rc5 31. Rxc5 $2 (31. Nb3 $17 {was worth a try.} Rxc1+ 32. Nxc1) 31... dxc5 $19 {[%cal Bd6c5,Bc5c4][%mdl 32]} 32. Nb3 c4 33. Nc5 $2 {[#]} (33. Nd4 Bb7 34. g3) 33... b4 $1 {[%cal Bb5b4,Bb4b3][%mdl 32]} 34. Kf2 b3 {Precision: White = 43%, Black = 88%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Deepan Chakkravarthy J"] [Black "Tu, Hoang Thong"] [Result "0-1"] [ECO "A81"] [WhiteElo "2520"] [BlackElo "2414"] [Annotator "TA"] [PlyCount "118"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,118,45,29,12,8,0,8,-12,-16,-25,0,0,6,2,5,4,3,-16,-25,-20,-7,-127, -130,-202,-137,-306,-315,-333,-328,-320,-301,-364,-371,-360,-361,-345,-236, -240,0,-299,-205,-211,-25,-310,-193,-274,-275,-391,-296,-433,-282,-370,-359, -436,-430,-438,-431,-423,-408,-404,-369,-398,-405,-341,-198,-196,-204,-196, -184,-234,-199,-199,-173,-226,-227,-210,-195,-188,-137,-141,-141,-141,-141, -141,-141,-142,-133,-131,-116,-116,-127,-227,-227,-236,-233,-229,-237,-700, -733,-700,-624,-943,-923,-1179,-1133,-944,-897]} 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nh3 Be7 5. O-O O-O 6. c4 d6 7. Nc3 e5 {LiveBook: 23 Games. A91: Classical Dutch: Early Deviations} 8. Nd5 (8. c5 Kh8 9. cxd6 cxd6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Be3 Nc6 13. Ng5 Kg8 14. Rad1 e4 15. Rxd8+ Bxd8 16. f3 h6 17. Nh3 exf3 18. exf3 {1/2-1/2 (18) Nisipeanu,L (2692)-Azarov,S (2605) Bucharest 2008}) 8... Nxd5 9. cxd5 Nd7 $146 {The position is equal.} ({Find the theoretical novelty and annotate with similar games:} 9... Kh8 10. f4 exd4 11. Qxd4 Bf6 12. Qd3 Na6 13. a3 Nc5 14. Qc2 Re8 15. e3 {1/2-1/2 (34) Lakat,G (2050)-Koszegi,L (2175) Budapest 2000}) 10. Be3 Nb6 11. Qb3 {Threatens to win with dxe5.} Kh8 12. Rac1 Bd7 13. dxe5 dxe5 14. Bc5 Bd6 15. Bxd6 cxd6 16. Qb4 Qf6 17. Rc7 (17. e3 $11 { remains equal.}) 17... f4 $17 18. Rxb7 (18. Qb3 $17) 18... Qh6 19. a4 $2 (19. Rxd7 $17 Nxd7 20. Qb7) 19... Bc8 $19 (19... Bxh3 20. Bxh3 Qxh3 21. Qxd6 $17) 20. a5 Bxb7 21. axb6 axb6 22. Kh1 fxg3 23. hxg3 Ba6 24. Qe4 Rf6 25. Ra1 Rff8 $2 ({Black should try} 25... Qd2 $19 26. Qc4 Qe1+ $1 {[%mdl 512]} 27. Rxe1 Bxc4) 26. Kh2 $2 {[%mdl 8192]} (26. Rf1 $1 $11 {and White stays safe.} Bb5 27. Kg1) 26... Qd2 27. Bf3 h6 $2 ({Not} 27... Qxb2 28. Ng5 $1 $11 {[%mdl 512]}) (27... Ra7 $19 {Strongly threatening ...Bd3.} 28. Ra3 Raa8) 28. Kg2 $2 {[%mdl 8192]} ( 28. Qg4 $1 $11) 28... Bb7 ({Don't blunder} 28... Qxb2 $2 29. Ng5 $1 $18 { [%mdl 512]}) 29. Rh1 (29. Rxa8 $142 Rxa8 30. Kh2) 29... Rf6 30. b4 (30. Qe3 $142 Qxe3 31. fxe3) 30... b5 31. Rb1 (31. Qe3 $142 Qxe3 32. fxe3) 31... Raf8 32. Rb3 Rc8 33. Rd3 Qe1 34. Ra3 Rc4 35. Qe3 Qxb4 36. Ra7 Rf7 37. Qb6 Rcc7 38. Ra5 Qc5 (38... Qe1 $142 39. Kh2 Rxf3 $1 {[%mdl 512]} 40. Qxc7 Rxf2+ 41. Nxf2 Qxf2+ 42. Kh3 Qf1+ 43. Kg4 h5+ $1 {[%mdl 512]} 44. Kxh5 Qf5+ 45. Kh4 Bc8 46. Qxc8+ Qxc8) 39. Rxb5 Qxb6 $1 40. Rxb6 Rfd7 41. e4 Rd8 42. Bh5 Kg8 43. Ng1 (43. f4 $142) 43... Bc8 44. Nf3 g5 45. Nh2 Rc4 (45... Rb7 $19 46. Rxb7 Bxb7) 46. Bf3 Kf8 47. g4 Ke7 48. Nf1 Rc7 49. Ne3 Bd7 50. Be2 Ra8 51. Bb5 Bc8 $1 52. Nc4 {[#]} (52. Bc6 $17 {is a better defense.} Ra1 53. Rb8) 52... Rb7 $1 ({Resist} 52... Bxg4 {[#]} 53. Nxe5 $1 {[%mdl 512]} Bd1 54. Nc4 $15) 53. Rxd6 {Bc6 is the strong threat.} Rxb5 54. Rxh6 Rb4 55. Nxe5 $2 (55. d6+ Kf8 56. Rh8+ Kg7 57. d7 Bxd7 58. Rxa8 Rxc4 59. Ra7) 55... Rxe4 {Black is clearly winning.} 56. d6+ Kf8 57. d7 Bb7 58. Rh8+ Kg7 59. Rxa8 Rd4+ {Precision: White = 39%, Black = 67%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Le, Tuan Minh"] [Black "Karthikeyan, Murali"] [Result "1/2-1/2"] [ECO "A48"] [WhiteElo "2489"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "97"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,97,0,-23,0,-6,0,-31,0,-18,-25,-48,-50,-64,-64,-64,-69,-78,-77,-68, -69,-76,-72,-83,-84,-90,-82,-85,-53,-75,-64,-82,-77,-96,-72,-70,-62,-49,-59, -45,-59,-105,-110,-98,-90,-183,-188,-186,-193,-201,-200,-184,-187,-243,-242, -241,-230,-225,-233,-222,-218,-294,-289,-237,-227,-230,-237,-227,-220,-216, -222,-218,-206,-218,-191,-180,0,0,0,0,0,0,0,0,0,-4]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 O-O 6. c3 c5 7. Bd3 Qb6 8. Qb1 {LiveBook: 11 Games} cxd4 { D03: 1 d4 d5 2 Nf3 Nf6 3 Bg5, including Torre Attack with early ...d5} (8... Nc6 9. h3 Nd7 10. O-O e5 11. dxe5 Ndxe5 12. Bc2 Nxf3+ 13. Nxf3 Be6 14. Ba4 Rac8 15. Bxc6 bxc6 16. Bf4 {1/2-1/2 (82) Istvandi,L (2317)-Palkovi,J (2463) Hungary 2014}) 9. exd4 Qe6+ 10. Kf1 h6 {Black is slightly better.} 11. Bh4 Nh5 { [%cal Bf6h5,Bh5f4,Bf4d3][%mdl 32]} 12. Qc2 $146 ({Predecessor:} 12. Qe1 Qb6 13. Rb1 Nf4 14. Qe3 Nxd3 15. Qxd3 Bf5 16. Qe2 Bxb1 17. Nxb1 {0-1 (36) Zakharov,V (2066)-Leontiev,A (2304) Anapa 2010}) 12... Nf4 13. Bg3 Nxd3 14. Qxd3 Qb6 { White must now prevent ...Bf5.} 15. Qc2 Nc6 16. Qb3 Qxb3 17. Nxb3 f6 18. Re1 b6 19. Kg1 Bd7 20. h3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 21. a3 Rfe8 22. Kh2 Rac8 23. Re2 a4 24. Na1 {[%cal Bb3a1,Ba1c2,Bc2e3][%mdl 32]} e5 25. dxe5 fxe5 { [%cal Bf6e5,Be5d4,Bd4d3][%mdl 32]} 26. Nc2 Bf5 {[%cal Bd7f5,Bf5e4,Be4f3][%mdl 32]} 27. Rd1 {[#]} d4 $1 {[%cal Rd4d3][%mdl 512]} 28. cxd4 exd4 29. Red2 (29. Ncxd4 $17 Nxd4 30. Rxe8+ Rxe8 31. Nxd4) 29... d3 $1 $19 {[%cal Rd3c2]} 30. Ne3 Be4 31. Ne1 Nd4 32. f3 Bxf3 $1 33. Nxf3 (33. gxf3 $142 Rxe3 34. Rxd3 Re2+ 35. Kg1) 33... Nxf3+ ({Weaker is} 33... Rxe3 34. Nxd4 Bxd4 35. Bf4 $15) 34. gxf3 Rxe3 35. Rxd3 Rxd3 36. Rxd3 {[%mdl 4096] Endgame KRB-KRB} Rc2+ ({Don't do} 36... Bxb2 37. Be1) 37. Kh1 Bxb2 38. Rd6 Kf7 39. Rxb6 Bxa3 40. Ra6 Rc4 41. Be5 Be7 42. f4 {[%cal Bf3f4,Bf4f5,Bf5g6][%mdl 32]} a3 43. Kg2 Rc2+ 44. Kf3 {[#]} Rh2 $2 {[#]} (44... h5 $1 $19 45. Ke4 Re2+ 46. Kd4 a2) 45. f5 $1 $11 {[%cal Rf5g6][%mdl 512] The position is equal.} Rxh3+ (45... gxf5 46. Bxh2) 46. Kg2 Rh5 47. fxg6+ Kg8 48. Ra8+ Bf8 49. Bd6 {Precision: White = 61%, Black = 70%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Saduakassova Dinara"] [Black "Llaneza Vega Marcos"] [Result "1-0"] [ECO "D71"] [WhiteElo "2479"] [BlackElo "2430"] [Annotator "TA"] [PlyCount "125"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,125,40,43,51,48,50,43,50,48,55,25,64,52,56,54,56,44,70,70,77,77,126, 112,121,118,126,106,134,134,164,168,186,181,181,178,181,171,176,141,147,139, 168,175,185,189,186,155,234,226,244,243,610,585,559,316,325,299,310,185,222, 206,215,194,184,141,152,159,151,134,139,135,197,175,184,134,262,245,274,268, 275,268,256,251,307,227,307,296,305,282,300,295,288,287,365,364,365,365,331, 331,361,350,537,512,693,388,749,723]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Qb6 8. b3 Qa5 {E62: King's Indian: Fianchetto: 6... c6 and Panno Variation (6...Nc6) without ...a6} 9. Qd2 Qh5 10. Qg5 Qxg5 11. Bxg5 {LiveBook: 11 Games} a5 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Nbd7 12. Rad1 Re8 13. e4 h6 14. Bc1 a6 15. h3 Rb8 16. e5 dxe5 17. dxe5 {0-1 (58) Grigoryan,K (2586)-Babujian,L (2471) Yerevan 2014}) 12. Rac1 Re8 13. Rfd1 Bf5 14. Nh4 Bd7 15. e4 Bg4 16. Rd2 e5 17. h3 $36 { [%mdl 2048] White is pushing.} Be6 18. Nf3 a4 19. Bxf6 Bxf6 20. Nxa4 Na6 21. Nb6 {[#] Threatens to win with d5.} Rad8 22. d5 Bd7 23. Re1 c5 24. a3 Nc7 25. b4 Na8 26. Nxd7 Rxd7 27. bxc5 dxc5 28. Rb1 b6 29. Ne1 Ra7 30. Rb3 Rd8 31. Nd3 Ra4 32. Rc2 Bg7 33. f4 f6 (33... exf4 $16 {was worth a try.} 34. gxf4 (34. Nxf4 Nc7 $16) 34... Bd4+ 35. Kh2 Nc7) 34. Bf3 Kf8 35. Bg4 Rd6 $2 (35... Kg8 36. Kg2 Ra6) 36. fxe5 $18 fxe5 37. Be6 Ke8 38. Rf2 Nc7 39. Bf7+ (39. Nb2 $142 Ra6 40. Bg8) 39... Kd8 40. Nb2 Ra7 41. Bg8 Ne8 {intending ...Nf6.} 42. Bxh7 Bh6 43. Bg8 {Strongly threatening Be6.} Nf6 44. Be6 Nxe4 45. Re2 Ng5 (45... Nd2 $16 { was called for.} 46. Rd3 Nb1) 46. Rxe5 Re7 47. Na4 Kc7 (47... Nxh3+ $16 { might work better.} 48. Kg2 Ng5 49. Rxb6 Rxb6 50. Nxb6 Ra7) 48. Nc3 Nf3+ 49. Kg2 Nxe5 50. Nb5+ Kd8 51. Nxd6 Kc7 52. Nb5+ Kb7 53. Rc3 Kb8 54. Rc2 Bg7 55. h4 Re8 56. a4 Bh6 57. Nd6 Rf8 58. Re2 Bg7 59. Re4 Kc7 60. Nb5+ Kd8 (60... Kb8 $142 61. d6 Re8) 61. d6 Re8 62. Bh3 {[#] Black must now prevent Na7.} Rf8 $2 (62... Nf7) 63. Nc7 {Precision: White = 70%, Black = 39%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Karthikeyan, P."] [Black "Bui, Vinh"] [Result "1/2-1/2"] [ECO "D10"] [WhiteElo "2473"] [BlackElo "2400"] [Annotator "TA"] [PlyCount "58"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,58,45,-7,5,-8,0,-23,-23,-48,-37,-60,-54,-28,-15,-41,0,-8,0,-21,0,0,0, 0,11,16,101,118,109,13,16,15,16,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 a6 5. Qc2 g6 6. Bd3 Bg7 7. Nf3 O-O 8. O-O b5 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} 9. b3 Nbd7 10. e4 {LiveBook: 5 Games} (10. cxd5 $14 cxd5 11. Bb2) (10. Bb2 Bb7 11. h3 dxc4 12. bxc4 c5 13. Qe2 cxd4 14. exd4 bxc4 15. Bxc4 {0-1 (46) Bluebaum,M (2634)-Aronian,L (2774) Karlsruhe/ Baden-Baden 2017}) 10... bxc4 11. bxc4 dxe4 12. Nxe4 c5 13. Be3 $146 ({ Predecessor:} 13. dxc5 Nxe4 14. Bxe4 Nxc5 15. Bxa8 Bf5 16. Qd2 Bxa1 17. Qxd8 Rxd8 {1/2-1/2 (142) Gurevich,D (2488)-Lenderman,A (2598) Saint Louis 2010}) 13... Ng4 14. Rad1 Nxe3 15. fxe3 Qc7 16. Qf2 cxd4 17. exd4 Nf6 18. Qh4 Bf5 19. Nfg5 {[#] Threatening mate with Nxf6+.} Bxe4 20. Rxf6 {[%csl Gg5][%cal Rh4h7]} h6 21. Rxf7 $1 Bxd4+ (21... Rxf7 $11 22. Qxe4 Bxd4+ 23. Kh1 hxg5 24. Qxa8+ Kg7) 22. Kh1 $16 Bxd3 {[#]} 23. Qxd4 (23. Rxf8+ $1 $16 Rxf8 24. Qxh6) 23... Rxf7 $11 {The position is equal.} 24. Nxf7 Qxc4 25. Qh8+ Kxf7 26. Qxa8 Be4 27. Qd8 Bxg2+ 28. Kxg2 {Rf1+ is the strong threat.} Qe2+ 29. Kg1 Qe3+ {Precision: White = 33%, Black = 60%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Liu, Guanchu"] [Black "Hoang, Canh Huan"] [Result "1-0"] [ECO "B03"] [WhiteElo "2460"] [BlackElo "2402"] [Annotator "TA"] [PlyCount "81"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,81,31,36,50,28,65,65,87,77,106,92,83,56,56,77,135,145,150,144,136, 149,115,86,86,66,88,93,228,229,229,247,229,228,231,202,249,234,406,403,375,369, 354,364,521,341,472,456,446,428,1065,1053,1017,979,1722,1739]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. b3 e5 10. dxe5 dxe5 11. Qxd8 Rxd8 12. c5 N6d7 13. Bc4 Nc6 14. Nf3 Na5 {B03: Alekhine's Defence: Four Pawns Attack} 15. Be2 {LiveBook: 45 Games} h6 16. O-O Nc6 {White has an edge.} 17. Rfd1 f5 {[#]} 18. Nb5 $146 { [%cal Bc3b5,Bb5c7,Bc7e6][%mdl 32]} ({Predecessor:} 18. g3 Kh7 19. Nd5 e4 20. Nd4 Nde5 21. Nxc6 Nxc6 22. Nc7 Rxd1+ 23. Rxd1 {1-0 (30) Li,C (2622)-Hoang Canh, H (2363) Beijing 2008}) 18... f4 {[#]} 19. Bd2 $1 e4 20. Nc7 Rb8 21. Ne1 { [%cal Bf3e1,Be1c2,Bc2a3,Ba3b5,Bb5d6][%mdl 32]} g5 (21... Nde5 $142) 22. Ne6 $36 {[%mdl 2048] White is really pushing.} Re8 23. Nxg7 Kxg7 24. Bc3+ Nf6 25. Nc2 { And now Rd6 would win.} Be6 26. Na3 Kg6 27. Nb5 Bg4 (27... Nd5 $16 {keeps fighting.}) 28. Rd6 $18 Bxe2 29. Rxf6+ Kh7 {[#]} 30. Nd6 $1 Rf8 31. Re6 ({ Resist} 31. Nxe4 $6 Rxf6 32. Nxf6+ (32. Bxf6 f3 $16) 32... Kg6 $16) 31... e3 32. fxe3 f3 $2 (32... Bg4 {is a better defense.}) 33. Kf2 g4 34. Ne4 Nd8 35. Re7+ Nf7 (35... Rf7 $142) 36. h3 Bd3 {If Black can now play ...Bxe4 this consolidates a bit.} 37. Nf6+ {White is clearly winning.} Kg6 38. gxf3 gxf3 ( 38... Ng5 $142 39. Nxg4 Rxf3+ 40. Kg2 Rf5 41. Ne5+ Rxe5 42. Bxe5 Rf8) 39. h4 Ng5 40. hxg5 hxg5 41. Nd7 {Precision: White = 93%, Black = 41%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Nguyen, Van Huy"] [Black "Cao, Sang"] [Result "1-0"] [ECO "A57"] [WhiteElo "2454"] [BlackElo "2381"] [Annotator "TA"] [PlyCount "51"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,50,67,64,52,34,12,52,37,49,63,107,-1,151,150,160,127,151,139,133,147, 144,139,192,195,338,340,343,300,29999]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 d6 5. Qc2 g6 6. e4 bxc4 7. Bxc4 Bg7 8. O-O O-O 9. Nc3 Nbd7 10. h3 Nb6 {A57: Benko/ Volga Gambit} (10... Rb8 11. Re1 Nh5 12. Be2 Ne5 13. Nxe5 Bxe5 14. Bxh5 gxh5 15. Bh6 Re8 16. Qd2 Kh8 17. Bf4 Bd4 18. Be3 {0-1 (63) Dreev,A (2644)-Perunovic, M (2622) Berlin 2015}) 11. Be2 e6 12. dxe6 Bxe6 {LiveBook: 4 Games. White is slightly better.} 13. Be3 Qe7 14. Rfd1 $146 ({Predecessor:} 14. Bg5 h6 15. Bh4 Rfd8 16. Rad1 g5 17. Bg3 Nh5 18. Bh2 {0-1 (53) Pham,C (1910)-Le,Q (2396) Bac Giang 2016}) 14... Rfd8 15. Rac1 Rac8 16. b3 c4 {[#]} 17. b4 ({Better is} 17. Nd4 $1 $16) 17... Nfd7 $2 {[#]} (17... d5 $11) 18. Nd4 $1 $16 Ne5 19. b5 d5 20. f4 $36 {[%mdl 2048] Black is under strong pressure.} Nd3 21. Bxd3 cxd3 22. Qxd3 {aiming for Nc6.} dxe4 (22... Bxd4 $16 23. Bxd4 dxe4 24. Qxe4 (24. Nxe4 Rxc1 25. Rxc1 f5 $14) 24... Qd6) 23. Nc6 $18 (23. Qxe4 Rc4 $11) 23... Rxd3 (23... exd3 {might work better.} 24. Nxe7+ Kf8 25. Nxc8 Bxc8) 24. Nxe7+ Kf8 25. Nxc8 Rxe3 $2 (25... Nxc8 $18 26. Rxd3 (26. Nxe4 Rxe3 27. Ng5 Nb6 $14) 26... exd3) 26. Rd8# {Precision: White = 61%, Black = 29%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Raja Harshit"] [Black "Chen, Qi b"] [Result "0-1"] [ECO "C54"] [WhiteElo "2444"] [BlackElo "2359"] [Annotator "TA"] [PlyCount "71"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,71,0,0,0,0,0,0,-50,-35,-25,-36,-34,-34,-17,-12,-120,-110,-144,-125, -117,-98,-110,-101,-115,0,-88,-58,-91,0,0,15,-80,-87,-117,-115,-125,-116,-118, -114,-621,-613,-1837,-1828,-1112,-1005,-29986,-959,-6479,-6378,-6060,-6060, -1442,-836,-29984]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Bg5 h6 8. Bh4 g5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 9. Nxg5 (9. Bg3 Kg7 10. Nbd2 a5 11. Re1 Be6 12. Bb5 Ba7 13. Bxc6 bxc6 14. d4 Nh5 15. dxe5 Nxg3 16. hxg3 dxe5 17. Nxe5 {1-0 (29) Anand,V (2758)-Fedoseev, V (2771) Riadh 2017}) 9... hxg5 10. Bxg5 Kg7 {LiveBook: 3 Games. The position is equal.} 11. b4 Bb6 $1 12. Qf3 Rh8 13. a4 {And now a5 would win.} a5 14. b5 Nb8 $1 15. Na3 $1 Nbd7 16. Nc2 $1 {[%cal Rc2e3] With the idea Ne3.} Nf8 $146 17. h4 (17. Rae1 $11 {keeps the balance.}) 17... N8h7 18. d4 Be6 19. Bxe6 fxe6 20. Be3 Nf8 21. Bg5 N8h7 22. Be3 exd4 23. Nxd4 Bxd4 (23... Kf7 $17) 24. cxd4 $11 ({Much worse is} 24. Bxd4 e5 $17) 24... Rf8 25. e5 (25. Qh3 $11) 25... Nd5 $17 26. Qg4+ Kh8 27. Qxe6 Nxe3 28. fxe3 Qxh4 {Threatens to win with ...Ng5.} 29. b6 $2 {[%mdl 8192]} (29. exd6 $17 Rfe8 30. Qd5 cxd6 31. Qxb7) 29... Ng5 $19 30. Qd7 {[#]} Nf3+ $1 {[%mdl 512]} 31. Rxf3 Rxf3 32. gxf3 Rg8+ (32... Qg3+ $142 33. Kh1 Rg8 34. Qg4 Rxg4 35. fxg4 cxb6 36. Ra3 dxe5 37. Ra2 Qxe3 38. dxe5 Qxe5 39. Kg1 Qd4+ 40. Kh2 Qxg4 41. Ra3 Qb4 42. Ra2 Qb3 43. Re2 Qxa4 44. Kg3 Qc6 45. Rh2+ Kg7 46. Rh4 a4 47. Rg4+ Kf6 48. Rf4+ Ke7 49. Rf1 a3 50. Re1+ {[#]} Qe6 $1 {[%mdl 512]} 51. Rg1 Qe3+ 52. Kh2 a2 53. Kg2 Qxg1+ $1 {[%mdl 512]} 54. Kxg1 b5 55. Kf2 b4 56. Ke3 a1=Q 57. Kf4 Qd4+ 58. Kg3 b3 59. Kh3 b2 60. Kg2 b1=Q 61. Kg3 Qbg1+ 62. Kh3 Qh8#) 33. Kf1 {Black is clearly winning.} Qh2 {[%csl Gh2][%cal Rg8g1]} 34. Qg4 Rxg4 35. fxg4 cxb6 36. Ra2 {Precision: White = 24%, Black = 73%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Nguyen Anh Khoi"] [Black "Rozum, Ivan"] [Result "0-1"] [ECO "A40"] [WhiteElo "2435"] [BlackElo "2582"] [Annotator "TA"] [PlyCount "86"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,86,38,52,18,15,0,0,0,0,0,0,0,0,-3,14,0,0,0,0,-6,0,-21,-14,-21,-22, -14,0,0,12,4,4,10,14,10,4,5,18,20,17,0,26,19,34,45,55,30,30,41,36,0,0,-19,-23, -27,-19,-27,-27,-19,-21,-22,-25,-23,-19,-19,-14,-48,-38,-518,-496,-596,-587, -2133,-1882]} 1. d4 g6 2. c4 Bg7 3. e4 Nc6 4. Ne2 (4. Be3 e5 5. dxe5 d6 6. Nc3 dxe5 7. Qxd8+ Nxd8 8. Nb5 Ne6 9. Nxa7 Bh6 10. Bxh6 Nxh6 11. Nb5 c6 12. Nc3 f5 13. f3 Ke7 14. exf5 gxf5 15. O-O-O Nf7 {1/2-1/2 (39) Sarana,A (2562) -Pridorozhni,A (2571) Taganrog 2018}) 4... e5 5. d5 Nd4 6. Nxd4 {A40: Unusual replies to 1 d4} exd4 7. Bd3 d6 8. O-O Nf6 {LiveBook: 9 Games} 9. Nd2 O-O 10. b4 a5 $146 ({Predecessor:} 10... c5 11. dxc6 bxc6 12. Nb3 d5 13. exd5 cxd5 { 1-0 (32) Bartos,J (2181)-Dimov,D (1959) Liberec 2016}) 11. bxa5 c5 12. dxc6 bxc6 13. c5 dxc5 {Hoping for ...Be6.} 14. Nb3 $1 Nd7 {And now ...Ne5 would win. } 15. f4 Ba6 16. Bxa6 Rxa6 17. Qd3 Ra8 18. Bd2 Re8 19. Rac1 Bf8 20. Rfe1 Qb8 21. Qh3 Ra7 22. e5 Re6 23. Rf1 {[%cal Be1f1,Bf1f2,Bf2c2,Bc2c3][%mdl 32]} Qb5 24. Rf2 (24. f5 Rxe5 25. Rf2 (25. fxg6 hxg6 26. Qf3 Rf5 $17) 25... Re8 $17) 24... Re8 25. Be1 Qa4 26. Rfc2 Rb7 27. Bf2 Qb5 (27... d3 $5 28. Qxd3 Qxf4 $14) 28. Qf3 Rbb8 29. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Rbd8 30. h5 d3 31. Rc3 c4 $1 {[%cal Rc4b3]} 32. Nd4 Qd5 {[#] White must now prevent ...Bb4.} 33. hxg6 hxg6 { Threatens to win with ...Bb4.} 34. Nxc6 Qxf3 35. gxf3 Rc8 36. Na7 Bb4 37. Rxc4 Rxc4 38. Rxc4 d2 $1 {[%cal Rd2d1]} ({Of course not} 38... Bxa5 $6 39. Rd4 $16) 39. Rd4 Nc5 40. Nc6 Bc3 41. Rd5 $2 {[%mdl 8192]} ({Better is} 41. Rxd2 $1 $15 Bxd2 42. Bxc5) 41... Ne6 $19 {Black is clearly winning.} 42. Rd3 {aiming for Be3.} Nxf4 43. Rd6 {[#]} Bd4 $1 {[%mdl 512] Precision: White = 49%, Black = 68%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Raghunandan, Kaumandur Srihari"] [Black "Santiago, Yago De Moura"] [Result "1-0"] [ECO "C11"] [WhiteElo "2412"] [BlackElo "2473"] [Annotator "TA"] [PlyCount "91"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,91,13,25,3,23,20,14,16,18,32,38,19,49,49,72,57,110,36,82,77,83,82, 171,170,167,166,171,178,196,157,141,151,139,137,193,196,197,196,282,269,292, 202,350,380,379,388,375,350,499,482,409,293,289,267,262,260,227,243,269,261, 234,243,306,287,295,305,607,619,600,608,502,515,966,944,29982,29969]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. dxc5 Qa5 {LiveBook: 35 Games. C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} 10. g3 Nxc5 $146 ({Predecessor:} 10... Bxc5 11. Bxc5 Nxc5 12. Bg2 b5 13. Ne2 b4 14. Ned4 Nxd4 15. Nxd4 Qb6 16. O-O Ba6 {1/2-1/2 (60) Smeets,J (2532) -Gurevich,M (2643) Vlissingen 2006}) 11. Nd4 Nxd4 {The position is equal.} 12. Bxd4 Rd8 13. a3 Qc7 14. Bg2 Bf8 15. O-O b6 16. b4 Nd7 {[#]} (16... Ba6 $14) 17. Nb5 (17. f5 $1 $16 {[%cal Rf5e6] Black must now prevent fxe6.} Nxe5 18. Nb5) 17... Qc4 {[#]} 18. Qd3 $1 $36 {[%cal Rd3c4][%mdl 2048] White is in control.} Qxd3 19. cxd3 Ba6 (19... Bb7 $16) 20. Nc7 $18 Bxd3 21. Nxa8 Bxf1 22. Bxf1 { Hoping for Nc7.} Rxa8 23. Bb5 Rd8 24. Rc1 {[%mdl 1024] White has strong compensation.} Nb8 25. Kf2 h6 (25... g5 $16 {might work better.} 26. fxg5 Bg7) 26. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} g5 27. h5 ({But not} 27. hxg5 hxg5 28. Ba4 (28. fxg5 Bg7 $14) 28... Na6 $16) 27... gxf4 (27... Bg7 $142 28. Kf3 Rf8) 28. gxf4 Be7 29. Kg3 Bf8 {[#]} (29... Rf8 $142 30. Rc7 a6) 30. f5 $1 {[%mdl 512]} exf5 31. Kf4 Be7 {And now ...Bg5+ would win.} 32. Kxf5 Bg5 (32... Kf8 $142 33. Rc7 a6) 33. Rc7 a6 34. Bd3 b5 35. e6 fxe6+ 36. Kxe6 {Intending Bh7+ and mate.} Re8+ 37. Kf5 {Kg4 is the strong threat.} Bd8 38. Rg7+ Kf8 39. Rh7 Nc6 40. Bc5+ Kg8 41. Rxh6 Re5+ $2 (41... Ne5 42. Bb1 Nc4 43. Rxa6 Re1) 42. Kg4 Rg5+ 43. Kf4 Ne5 44. Bf5 Kg7 (44... Nf7 $142) 45. Rxa6 ({Worse is} 45. Kxe5 Kxh6 46. Be3 Kxh5 $11) 45... Nf7 {[#]} 46. h6+ $1 {[%mdl 512] Precision: White = 79%, Black = 39%.} 1-0 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Tran, Minh Thang"] [Black "Nguyen Ngoc Truong Son"] [Result "1/2-1/2"] [ECO "D36"] [WhiteElo "2366"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "40"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,40,8,9,35,35,36,24,33,22,27,27,34,27,27,5,7,0,5,9,34,34,31,38,37,13, 28]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be6 7. e3 { D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} Nbd7 8. Bd3 h6 9. Bh4 {LiveBook: 19 Games} Bd6 (9... g5 $5 {[%cal Rg5h4]} 10. Bg3 Nh5 $14) (9... g5 10. Bg3 Nh5 11. Nge2 Nxg3 12. Nxg3 h5 13. e4 dxe4 14. Ngxe4 Nb6 {1-0 (46) Vakhidov,J (2525)-Shankland,S (2655) Abu Dhabi 2015}) 10. Nge2 a6 $146 ({Predecessor:} 10... Qc7 11. Bg3 Bxg3 12. hxg3 Nb6 13. Nf4 O-O-O 14. a4 Kb8 {1-0 (31) Troff,K (2472)-Brown,M (2508) Saint Louis 2017}) 11. Bg3 ( 11. h3 {feels hotter.} O-O 12. O-O Re8 13. Rac1 Rc8 14. Rfd1) 11... Bxg3 12. Nxg3 O-O 13. O-O Ne8 14. Nce2 Nd6 15. Nf4 Re8 16. Rac1 Rc8 17. Qd2 Nf6 18. f3 Qb6 19. Qf2 Re7 20. Ngh5 Nde8 {Precision: White = 41%, Black = 53%.} 1/2-1/2 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Zou, Chen"] [Black "Wen Yang"] [Result "0-1"] [ECO "B06"] [WhiteElo "2291"] [BlackElo "2608"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,99,19,50,0,29,16,34,27,51,20,9,0,-5,-168,-158,-181,-158,-160,-168, -162,-137,-136,-120,-138,-31,-47,-51,-41,-37,-90,0,-83,-90,-81,-102,-93,-97, -104,-108,-113,-100,-120,-116,-99,-54,-85,-79,-75,-32,-23,-11,-23,0,0,0,0,0,0, 0,-18,-20,-16,0,0,0,-13,-14,-28,0,-39,-29,-47,-36,-85,-75,-161,0,-1028,-1010, -1045,-1034,-920,-877,-1268,-1197,-1305,-1231,-1247,-1239,-29990]} 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 a6 5. a4 Nf6 6. Be2 {B06: Modern Defence} (6. Nf3 O-O 7. h3 b6 8. Bd3 Bb7 9. O-O Nc6 10. Qd2 Nb4 11. Bh6 c5 12. d5 Rc8 13. Bxg7 Kxg7 14. Bc4 Rb8 15. Rfe1 Nd7 16. Ne2 a5 17. c3 Na6 {0-1 (41) Ni,H (2671)-Malakhov, V (2686) Riadh 2017}) 6... O-O {LiveBook: 12 Games} 7. g4 {[%cal Bg2g4,Bg4g5] [%mdl 32]} Nc6 8. g5 {White has an edge.} Ne8 $146 ({Predecessor:} 8... Nd7 9. h4 e5 10. d5 Nd4 11. Nf3 Nxe2 12. Qxe2 f5 13. gxf6 Nxf6 {0-1 (30) Bove,A (2137) -Romanov,E (2451) Belfort 2005}) 9. h4 e5 10. dxe5 Be6 11. Nd5 dxe5 12. Ra3 $2 (12. Bc5 $11 {and White stays safe.}) 12... Nd6 $19 13. Rd3 Nd4 $1 ({Don't take } 13... Nxe4 14. Nf6+ $1 {[%mdl 512]} Nxf6 15. Rxd8 $15) 14. c3 Bxd5 15. exd5 N4f5 16. Bc1 e4 17. Rdh3 {[#]} e3 $1 {[%mdl 512]} 18. Bxe3 $15 Re8 19. Bc1 Ne4 {[%mdl 1024] Black has compensation.} 20. Kf1 $1 Re5 (20... Qe7 $17 21. Bg4 Qc5 ) 21. c4 (21. Nf3 $11 Rxd5 22. Qc2) 21... c6 $1 $36 {[%cal Rc6d5][%mdl 2048] Keeping White busy.} 22. Nf3 {[#]} Qb6 $1 {[%csl Ge4][%cal Rb6f2][%mdl 512]} 23. R1h2 Ree8 24. h5 Rad8 25. hxg6 hxg6 26. b3 cxd5 27. Qc2 Qc6 28. Bb2 d4 { Hoping for ...Neg3+!} 29. Bd3 Re6 (29... b5 $5) 30. Bc1 Rde8 31. Kg2 Qd6 32. Qd1 a5 33. Qh1 Kf8 34. Qd1 b6 35. Qc2 $1 Kg8 36. Qd1 Kf8 37. Qc2 {Strongly threatening Rh8+!} Qc6 38. Ba3+ Kg8 39. Qc1 $1 Nc5 40. Bxf5 (40. Qh1 $5 { [%cal Rh3h8]} Kf8 41. Bxc5+ bxc5 42. Rh7 $15) 40... gxf5 41. Qh1 {White threatens Rh8+! and mate.} Kf8 $1 42. Rh7 Rg6 43. R2h5 {[#]} (43. b4 $17 { is a better defense.} axb4 44. Bxb4 Rxg5+ 45. Kf1) 43... Re4 $2 (43... d3 $1 $19 {[%cal Rd3d2] ...d2 is the strong threat.} 44. Qc1 Re2) 44. Qh3 $2 { [%mdl 8192]} (44. Kf1 $11) 44... Rg4+ $19 {Black is clearly winning.} 45. Kh2 Qe4 {White must now prevent ...Be5+.} 46. Rxg7 Rxg7 47. Bb2 Ne6 {[%cal Re6g5]} 48. Ba3+ {[#]} Ke8 $1 {And now ...Nf4 would win.} 49. Bd6 Kd7 50. Ba3 { Precision: White = 54%, Black = 68%.} 0-1 [Event "8th HDBank Cup 2018"] [Site "Hanoi"] [Date "2018.03.15"] [Round "9"] [White "Mithil, Ajgaonkar"] [Black "Czebe, Attila"] [Result "1-0"] [ECO "A40"] [WhiteElo "2222"] [BlackElo "2436"] [Annotator "TA"] [PlyCount "101"] [EventDate "2018.??.??"] [EventCountry "VIE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,101,0,0,-18,-10,-7,35,5,7,-11,71,59,61,16,61,77,112,57,59,37,28,7,6,7, 6,7,14,13,6,8,16,17,106,121,120,110,104,43,44,27,30,19,11,0,0,0,87,82,91,86,94, 82,82,90,94,80,129,105,127,83,85,85,91,66,91,81,97,105,218,226,197,200,221,222, 213,214,29967,29968,29964,29965,29969,29970,29970,29970,29971,29971,29975, 29976,29976,29976,29976,29977,29977,29970]} 1. d4 e6 2. c4 b6 3. a3 g6 4. Nf3 { [%cal Bg1f3,Bf3g5,Bg5e4,Be4c5][%mdl 32]} Bg7 5. g3 Ne7 6. h4 $146 {A40: Unusual replies to 1 d4} ({Find the theoretical novelty and annotate with similar games:} 6. Bg2 O-O 7. O-O a5 8. Nc3 Ba6 9. b3 c6 10. Re1 d6 11. Bf4 Qc7 {0-1 (49) Erenberg,A (2353)-Czebe,A (2439) Budapest 2015}) 6... Bb7 7. Bg2 c5 8. d5 {White is slightly better.} exd5 9. Ng5 b5 (9... h6 $11 10. Nh3 O-O) 10. cxd5 $16 d6 11. Nc3 a6 12. Nge4 O-O 13. Bf4 (13. h5 $1 $16) 13... b4 $1 $14 { [%cal Rb4c3]} 14. axb4 cxb4 15. Na2 Nxd5 {[%cal Be7d5,Bd5e3,Be3g2][%mdl 32]} 16. Bxd6 Re8 17. Nc5 Ne3 $1 18. Nxb7 Nxg2+ 19. Kf1 Qb6 20. Qd5 Ra7 (20... Ne3+ $11 21. fxe3 Nc6) 21. Na5 $16 {Black must now prevent Nc4.} ({Worse is} 21. Kxg2 Rxb7 22. Bxb4 Rxe2 $15) 21... Rd7 ({Not} 21... Bxb2 $2 22. Rb1 $18) 22. Nc4 Qb5 23. Nxb4 ({White should try} 23. Rd1 $1 $16) 23... Qxb4 $14 24. Bxb4 Rxd5 25. Kxg2 $40 {[%mdl 128] White has some attack.} Nc6 26. Bc3 (26. Be1 { NOTEXT} Rc5 27. Ne3 a5 28. Bc3 Bd4 29. Bxd4 Nxd4 30. Rhc1) 26... Bxc3 27. bxc3 a5 (27... Rxe2 $11 {keeps the balance.} 28. Rxa6 Rc5) 28. Ne3 $16 Rc5 29. Ra3 Rb8 30. Rc1 Rb2 31. Rc2 Rb1 32. Rd2 Re1 33. c4 {And now Rd5 would win.} Nb4 34. Rd8+ Kg7 35. Ra8 Rxe2 36. R8xa5 Rxa5 37. Rxa5 {[%mdl 4096] Endgame KRN-KRN} Nd3 {[#]} 38. Rd5 $1 {[%cal Rd5d3]} Nxf2 (38... Nb4 $16) 39. Kf3 $18 Ra2 40. c5 { [%cal Bc4c5,Bc5c6,Bc6c7][%mdl 32]} f5 41. c6 Ne4 {[%csl Ge4][%cal Ra2f2] [#]} 42. Rd7+ $1 Kh6 $2 {[#]} (42... Kf6 $18 43. Nd5+ Ke5) 43. Ng4+ $1 {[%mdl 512] White mates.} fxg4+ 44. Kxe4 {KR-KR} Rc2 45. c7 g5 46. hxg5+ Kxg5 47. Rxh7 Kf6 48. Kd5 Kf5 49. Rf7+ Kg6 50. Re7 Rd2+ 51. Ke6 {Precision: White = 59%, Black = 42%.} 1-0
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A ballet created in honour of Estonian chess grandmaster Paul Keres

https://hunonchess.com/wp-content/uploads/2018/07/Keres-Ballet-Jack-Devant--768x994.jpg A new ballet, created in honour of the chess grandmaster, Paul Keres, once the most famous Estonian in the...

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Bundesliga 2017-18 (Germany GER) Sat 21st Oct 2017 - Tue 1st May 2018 - Official Site - Results Bundesliga 2017-18...

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