18th Bangkok Chess Open

18th Bangkok Chess Open

The 18th Bangkok Chess Club Open is being held in the Regent Cha-am Beach Resort from 13-21 April 2018. In total almost 350 players take part, with around 200 playing in the main 9-round open.
The time control is 90 minutes for 40 moves followed by 30 minutes for the rest of the game, with a 30-second increment from move 1. The top prize is 100,000 Thai Baht, or around 3,200 US Dollars. Official website: bangkokchess.com

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[Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Short, Nigel D"] [Black "Welsh, Michael"] [Result "1-0"] [ECO "A00"] [WhiteElo "2662"] [BlackElo "1985"] [Annotator "TA"] [PlyCount "39"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,39,6,20,-26,9,14,18,18,15,30,51,53,68,38,40,33,91,39,98,49,174,189, 387,368,367,140,126,132,227,237]} 1. Nc3 d5 2. d4 Nf6 3. Bf4 a6 4. e3 e6 5. g4 c5 6. g5 {D00: 1 d4 d5: Unusual lines} Nfd7 {LiveBook: 8 Games} 7. a3 Nc6 8. Nf3 {The position is equal.} b5 9. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Be7 $146 ({ Predecessor:} 9... Bb7 10. h5 Nb6 11. Ne5 Nxe5 12. Bxe5 {1-0 (26) Carlsen,M (2832)-Caruana,F (2808) Stavanger 2017}) 10. Ne2 cxd4 11. Nexd4 Qb6 12. h5 (12. c3 {seems wilder.} Bb7 13. h5 Rc8 14. Rg1 Na5 15. Ne5) 12... Nxd4 13. exd4 f6 ( {Black should play} 13... b4 $1 $14) 14. c3 (14. Qd2 $16) 14... Ra7 ({Black should try} 14... fxg5 $14 15. Bxg5 Bxg5 16. Nxg5 h6) 15. Bh3 O-O (15... fxg5 $14 16. Nxg5 (16. Bxg5 Bxg5 17. Nxg5 Nf6 $11) 16... Bxg5 17. Bxg5 O-O) 16. g6 $18 {[%cal Bg5g6,Bg6h7][%mdl 32] Black must now prevent h6.} e5 $2 {[#]} (16... f5 {is a better defense.} 17. gxh7+ Kxh7) 17. gxh7+ Kh8 18. Be3 $2 (18. Nh4 $18 {is more deadly.}) 18... exd4 $16 19. Nxd4 Bc5 (19... Qb7 $16 {was called for.} 20. Rg1 Ne5) 20. b4 {Precision: White = 37%, Black = 19%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Flores, Diego"] [Black "Mottonen, Ari"] [Result "1-0"] [ECO "A39"] [WhiteElo "2601"] [BlackElo "1984"] [Annotator "TA"] [PlyCount "67"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,67,95,103,140,101,150,154,158,153,161,145,172,174,176,176,183,171, 184,181,240,243,278,267,268,267,280,276,295,326,345,354,340,322,382,286,294, 280,554,525,566,568,416,252,252,252,252,241,6239,6109,5314,5221]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. c5 e5 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} (9... Qc7 10. Bg5 Qe5 11. Nxc6 dxc6 12. Bxf6 Bxf6 13. Na4 Bg4 14. Re1 Rad8 15. Qb3 Bc8 16. e3 Rd2 17. Rad1 Rfd8 18. Rxd2 Rxd2 {0-1 (63) Ribli,Z (2526)-Ljubojevic, L (2571) Platja d'Aro 2017}) 10. Nb3 {LiveBook: 3 Games} b5 11. Bg5 Qe8 $146 { White is better.} ({Predecessor:} 11... h6 12. Bxf6 Bxf6 13. Ne4 Rb8 14. Nd6 Be7 15. Qd2 Bxd6 16. Qxd6 Qe7 17. Rfd1 Qxd6 18. Rxd6 {1-0 (43) Schroeder,K (2300)-Marzec,W (1752) Bad Zwesten 2017}) 12. Qd6 Qe6 13. Qxe6 fxe6 14. Rfd1 Ra7 15. Bxf6 Bxf6 {[#]} 16. Bxc6 $1 dxc6 17. Ne4 Be7 18. Nc1 Rf5 (18... Kg7 { might work better.} 19. Nd3 Bf6) 19. Nd3 $18 h5 20. h3 {[%cal Bh2h3,Bh3g4] [%mdl 32]} Kg7 21. g4 hxg4 22. hxg4 Rf4 23. f3 ({But not} 23. Nxf4 exf4 24. Nd6 Bd7 $18) 23... Bd7 24. Nxe5 ({Resist} 24. Nxf4 exf4 25. b4 e5 $18) 24... Be8 25. Kg2 g5 26. a4 a5 27. Nd6 Bxd6 $2 (27... Kf6 {was necessary.}) 28. cxd6 ({ Weaker is} 28. Rxd6 Kf6 $18) 28... Bd7 29. axb5 cxb5 30. Rxa5 Rxa5 31. Nxd7 { [#] aiming for Nc5.} b4 32. Kf2 Rd5 $2 (32... b3 33. Ne5 Rxe5) 33. Rxd5 exd5 34. Nc5 {Precision: White = 78%, Black = 24%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Smirnov, Anton"] [Black "Sivara, Poompat"] [Result "1-0"] [ECO "B06"] [WhiteElo "2546"] [BlackElo "1974"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,55,53,72,66,69,59,58,26,27,-16,0,0,92,95,93,97,132,131,144,120,160, 169,224,238,196,118,133,131,141,50,54,35,120,19,76,59,195,186,593,440,1410, 1402,1369,1350]} 1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Na3 { B27: Sicilian: 2 Nf3, unusual Black 2nd moves} b6 (6... Nf6 7. Be3 Qa5 8. Nc4 Qc7 9. e5 Ng4 10. Bf4 b5 11. Ne3 Nxe3 12. fxe3 e6 13. Bxb5 Qb6 {1/2-1/2 (32) Nepomniachtchi,I (2705)-Guseinov,G (2649) Ashdod 2015}) 7. Nb5 Bb7 {LiveBook: 5 Games} 8. Bf4 $146 {Nc7+ is the strong threat.White is better.} ({ Predecessor:} 8. Be3 Qc8 9. Bf4 Na6 10. e5 Nc5 11. Nfd4 a6 {1/2-1/2 (11) Brecka,I (2357)-Vesselovsky,S (2360) Czechia 2010}) 8... Na6 9. Bd3 Nf6 10. Qe2 (10. e5 {seems wilder.} Nd5 11. Bg3 O-O 12. O-O Qc8 13. Re1) 10... O-O 11. b4 Qc8 12. O-O d5 (12... Nb8 $11) 13. e5 $1 $36 {[%cal Re5f6][%mdl 2048] White is in control.} Ne4 14. Rac1 Qg4 {[#]} 15. Qe3 $1 f6 16. h3 Qd7 17. Bh6 Nc7 (17... Rfc8 {might work better.} 18. Bxg7 Kxg7) 18. Bxg7 $18 Kxg7 19. exf6+ (19. Nxc7 $18 Qxc7 20. c4) 19... exf6 $16 20. Nxc7 Qxc7 21. Nd4 (21. c4 $16 Qf7 22. c5 ( 22. cxd5 Nd6 $14)) 21... Rae8 $14 22. Rfe1 Qc8 (22... Qd6 $14) 23. f3 (23. Bb5 $16) 23... Ng5 (23... Nc5 $11 {remains equal.} 24. Qd2 Nxd3 25. Qxd3 Kg8) 24. Qd2 Ne6 {[#]} (24... Re5 $14) 25. Bb5 $1 $18 {aiming for Re3.} Re7 $2 (25... Nxd4 {is more resistant.} 26. Rxe8 (26. Bxe8 Nxf3+ 27. gxf3 Rxe8 $16) 26... Nxf3+ 27. gxf3 Rxe8) 26. Qe3 {White is clearly winning.} Nxd4 (26... Rfe8 $142) 27. Qxe7+ Rf7 28. cxd4 {Precision: White = 54%, Black = 25%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Swapnil, S. Dhopade"] [Black "He, Yichen"] [Result "1-0"] [ECO "A45"] [WhiteElo "2526"] [BlackElo "1966"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,55,47,44,60,41,61,45,49,39,45,45,48,50,66,53,67,58,76,69,87,117,134, 131,150,78,110,110,99,104,112,83,96,86,76,79,187,172,461,437,448,439,1731,1650, 29992,29993,29995,29996]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 d6 5. f3 Nf6 6. e4 {LiveBook: 60 Games} Nbd7 {A45: Trompowsky Attack} (6... g6 7. Nc3 Bg7 8. Qd2 a6 9. a4 Nbd7 10. Bh6 Bxh6 11. Qxh6 Qa5 12. Ra3 Nb6 13. Be2 Bd7 14. Qd2 g5 15. h4 {0-1 (63) Moiseenko,A (2667)-Melkumyan,H (2633) Riadh 2017}) 7. Nc3 g6 8. Qd2 Bg7 {White is slightly better.} 9. h4 h5 10. Nh3 a6 11. a4 Ne5 12. Be2 Rb8 13. Nf2 Bd7 $146 ({Predecessor:} 13... Qc7 14. a5 Ned7 15. Nfd1 {1-0 (23) Brumen,D (2335)-Kosaric,G Zagreb 1997}) 14. a5 b5 15. axb6 $1 Rxb6 16. b3 ({ Don't take} 16. Rxa6 Rxa6 17. Bxa6 Qb6 $14) 16... Bb5 17. O-O ({White should try} 17. Na4) 17... Nfd7 18. Nxb5 axb5 19. Ra7 O-O 20. Bh6 Nf6 21. Bxg7 (21. Rfa1 {is interesting.} Qb8 22. Bf4 Ned7 23. Qa5 b4 24. Be3) 21... Kxg7 22. f4 Neg4 (22... Ned7 $16) 23. Bxg4 $18 Nxg4 $2 {[#]} (23... hxg4 24. e5 dxe5) 24. Nxg4 hxg4 25. f5 Rb8 (25... f6 $142 26. Qf4 Qe8 27. Qxg4 Rg8 28. fxg6 Qxg6) 26. Qg5 Re8 27. fxg6 fxg6 28. Rf6 {Precision: White = 58%, Black = 28%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Lorparizangeneh, Shahin"] [Black "Jaeel Atharva"] [Result "1-0"] [ECO "A05"] [WhiteElo "2508"] [BlackElo "1957"] [Annotator "TA"] [PlyCount "73"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,73,95,90,122,123,123,122,124,127,119,120,122,118,132,118,125,117,123, 116,153,130,135,141,155,141,148,152,189,185,312,307,303,293,395,0,295,271,451, 314,329,315,335,313,515,545,831,656,662,646,644,654,859,797,29988,29989]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Rb8 {E05: Open Catalan: 5 Nf3 Be7} (9... Bxa3 10. bxa3 Ba6 11. Qd2 Rb8 12. Qa5 Rb6 13. a4 Qd6 14. Rd1 Nd5 15. e4 Qb4 16. Qxb4 Nxb4 17. Bf4 Nd3 18. Bxc7 Rb2 {0-1 (59) Iturrizaga Bonelli,E (2650)-Dominguez Perez,L (2739) chess. com INT 2018}) 10. Nxc4 c5 11. Na5 {LiveBook: 4 Games. Black must now prevent Nc6.} Bd7 {[#]White is better.} 12. dxc5 $1 Bxc5 13. Nb7 Qe7 14. Nxc5 Qxc5 15. Be3 Qa5 $146 ({Predecessor:} 15... Qh5 16. Bf3 Qh3 17. Bxa7 {1-0 (41) Akesson, R (2423)-Bernhardsson,S (1998) Vaxjo 2016}) 16. Qc2 Nd5 {[%cal Bf6d5,Bd5b6, Bb6a4][%mdl 32]} 17. Bc5 Rfd8 18. Rfc1 Be8 19. b3 Rdc8 20. Qb2 Nb6 21. Rc2 Qb5 22. Rac1 Na4 23. Qe5 Nb6 24. Bd4 {[%csl Gd4][%cal Re5g7] [#]} f6 (24... Qxe5 $142 25. Bxe5 Nd5 26. Bxd5 (26. Bxc7 Nxc7 27. Rxc7 Rxc7 $16) 26... exd5 27. Rxc7 (27. Bxc7 Rb7 $16) 27... Rxc7 28. Rxc7 a6) 25. Qxe6+ $18 Bf7 26. Qg4 Bh5 27. Qe6+ $40 {[%mdl 128] White attacks.} Bf7 28. Qc6 Qa6 $2 (28... Qh5 29. Bf3 Qh3) 29. e4 Rd8 30. Be3 ({Weaker is} 30. Qxc7 Rbc8 $16) 30... Be8 31. Qc5 Bb5 $2 (31... c6 {keeps fighting.} 32. Bh3 Bd7) 32. e5 Bd3 33. Rd2 fxe5 34. Qxe5 Re8 35. Qg5 Bg6 36. h4 Bf7 37. Bd4 {Precision: White = 93%, Black = 36%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Ly, Moulthun"] [Black "Tuorila, Kai"] [Result "1-0"] [ECO "A01"] [WhiteElo "2498"] [BlackElo "1950"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,87,0,19,-4,0,-28,-15,-25,-16,-35,-29,-20,0,0,7,9,35,-24,27,20,20,-22, 25,25,22,0,26,-2,15,14,137,154,129,139,134,131,170,185,231,205,387,386,394,396, 402,367,477,470,471,459,467,452,415,435,607,617,588,459,450,441,448,444,947, 966,952,770,910,910,893,896,872,625]} 1. b3 g6 2. Bb2 Nf6 3. Nf3 Bg7 4. c4 c5 5. g3 Nc6 6. Bg2 O-O 7. O-O d6 8. d3 Rb8 9. Nc3 a6 {LiveBook: 15 Games} 10. Nd2 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (10. Rc1 b5 11. Qd2 Bd7 12. Rfd1 Qa5 13. Ba1 Rfc8 14. e3 Qd8 15. h3 {1/2-1/2 (15) Gomez Garrido,C (2511)-Ortiz Suarez,I (2543) Havana 2018}) 10... Bd7 11. h3 $146 ({Predecessor: } 11. Rb1 Re8 12. Nd5 Nxd5 13. cxd5 Nd4 14. e3 Nb5 15. Qc2 Bf5 16. Nc4 Bxb2 17. Rxb2 Na7 {0-1 (80) Brulic,D (2261)-Bubalovic,D (2211) Mali Losinj 2017}) 11... e6 12. e3 {The position is equal.} b5 13. Kh2 Qc7 14. f4 Ne7 15. Qc2 Nf5 16. Rae1 Bc6 17. Nf3 ({Better is} 17. Bxc6 $14 Qxc6 18. g4) 17... Qb7 (17... bxc4 $142 18. dxc4 h5) 18. g4 $11 Ne7 19. Ba1 Rbc8 20. Qf2 Nd7 21. e4 Qc7 22. Kh1 ( 22. Qh4 $5 {[%cal Rh4e7]}) 22... b4 23. Ne2 d5 (23... e5 $11) 24. exd5 exd5 { [#]} 25. Bxg7 $1 Kxg7 26. Ned4 Qd6 27. Nxc6 Rxc6 {[#]} 28. f5 $1 {[%mdl 512]} gxf5 $2 (28... Rcc8 29. d4 dxc4) 29. Nh4 $18 Kh8 {If Black can now play ... fxg4 this consolidates a bit.} 30. Qe2 Ng6 31. Nxf5 Qb8 {Now ...Re6 and Black clings on.} 32. Bxd5 Rb6 33. Qe3 Nge5 34. d4 cxd4 35. Qxd4 f6 {White is clearly winning.} 36. Qe3 Qe8 37. Rf4 Qg6 38. Re4 Rbb8 39. c5 {[%cal Bc4c5, Bc5c6,Bc6c7][%mdl 32]} Nf7 (39... Rb5 $142 40. Rc1 Qg5 41. Qxg5 fxg5) 40. c6 Nde5 41. Ne7 Qg7 42. c7 Rbe8 43. Nf5 Qg5 44. Bxf7 {Precision: White = 52%, Black = 29%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Chan, Yi Meng Ryan"] [Black "Melkumyan, Hrant"] [Result "0-1"] [ECO "E73"] [WhiteElo "1988"] [BlackElo "2669"] [Annotator "TA"] [PlyCount "92"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,92,44,46,44,44,58,44,44,44,44,39,55,29,43,20,22,0,0,0,0,0,0,-22,-8, -21,-21,-21,-24,-20,-6,-7,0,0,0,0,0,0,5,8,21,8,24,0,0,0,0,0,0,0,0,0,0,0,0,-14, -14,-14,-14,-20,-14,-27,-27,-35,-17,-144,-137,-125,-91,-484,-484,-441,-441, -633,-479,-479,-464,-29986,-29987]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c6 7. Nf3 Nbd7 8. Qd2 e5 9. O-O {LiveBook: 14 Games} Qe7 { E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (9... Ng4 10. Bg5 f6 11. Bh4 h5 12. Bg3 Nh6 13. Rad1 g5 14. h3 h4 15. Bh2 Nf7 16. c5 dxc5 17. d5 {0-1 (66) Konaplev,A (2337)-Jojua,D (2601) Batumi 2018}) 10. d5 Nc5 $146 ({Find the theoretical novelty and annotate with similar games:} 10... c5 11. h3 Ne8 12. Bg5 Bf6 13. Bxf6 Qxf6 14. Ne1 Qg7 15. Nd3 f5 16. f4 {1/2-1/2 (16) Benitah,Y (2383)-Bailet,P (2352) Nimes 2009}) 11. Bxc5 dxc5 {White is slightly better.} 12. dxc6 bxc6 13. Rad1 Ne8 14. Qd8 Qb7 15. Na4 Nc7 16. Qd6 ({ Don't play} 16. Nxc5 $6 Qb6 $16) 16... Ne6 17. Nxc5 Nxc5 18. Qxc5 Qxb2 19. Rd2 (19. Rfe1 {NOTEXT} Bg4 20. Qxc6 Qxa2 21. Ra1 Qb2 22. Qa4) 19... Qb6 20. Qxb6 axb6 21. Rb1 Ra6 22. Rdb2 Bg4 23. h3 Bxf3 24. Bxf3 Rb8 25. Bg4 Bf8 26. Bd7 Ba3 27. Rc2 Bc5 28. Bxc6 Rd8 29. Bd5 Rd7 30. Rd1 Ra3 31. Rdd2 Kg7 32. Kf1 Rda7 33. Bc6 Bd4 34. Bd5 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 35. Bc6 h4 36. Re2 f5 { [%cal Bf7f5,Bf5f4,Bf4f3][%mdl 32]} 37. Bd5 Kf6 38. Red2 f4 39. f3 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 40. Bc6 {[#]} (40. c5 $1 $11 Bxc5 41. Bb3) 40... g4 $1 $17 {[%cal Rg4h3][%mdl 512]} 41. fxg4 f3 42. Rf2 $2 {[%mdl 8192]} (42. g5+ $17 Kxg5 43. gxf3) 42... Bxf2 $19 43. Rxf2 Kg5 44. c5 (44. gxf3 $142 Rxa2 45. Bb5) 44... bxc5 45. Bd5 Kf4 46. Bb3 {[#]} (46. Rc2 $19 Kg3 47. g5) 46... Rxb3 $1 { [%mdl 512] Precision: White = 45%, Black = 76%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Duong, Thuong Cong"] [Black "Gustafsson, Jan"] [Result "0-1"] [ECO "B06"] [WhiteElo "1984"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "100"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,100,20,22,29,5,5,8,0,6,6,-34,-31,-34,-26,-54,-22,-47,-41,-44,-39,-35, -19,-33,-20,-25,-30,-31,-31,-31,-33,-66,0,-25,0,-54,0,0,0,0,0,0,15,16,31,8,9,8, 11,8,9,-106,-116,-104,0,-56,0,0,0,-10,0,0,0,-2,0,0,35,30,32,27,47,-8,9,8,8,10, 10,11,24,5,8,14,20,1,2,0,12,18,10,4,27,-5591,-4939]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. h3 d5 5. exd5 cxd5 6. Nf3 Nc6 {[%cal Bb8c6,Bc6b4,Bb4d3][%mdl 32] B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 7. Bd3 (7. Bf4 Nf6 8. Bd3 O-O 9. Qd2 Re8 10. O-O a6 11. a3 Be6 12. Rfe1 Qd7 13. Na4 Nxd4 14. Nxd4 Qxa4 15. Nxe6 fxe6 16. Rxe6 {1/2-1/2 (53) Stefanova,A (2517) -Khotenashvili,B (2504) Beijing 2014}) 7... Nh6 8. O-O O-O {The position is equal.} 9. Ne2 Nb4 $146 ({Predecessor:} 9... Nf5 10. c3 f6 11. Qb3 e5 12. dxe5 fxe5 {1-0 (42) Ruiz Castillo,J (2390)-Jaimes Castillo,F (2059) Bogota 2015}) 10. Ng3 Nxd3 11. Qxd3 f6 12. Re1 Nf7 13. h4 e5 14. dxe5 $1 fxe5 15. Ng5 a5 16. Nxf7 Rxf7 17. Bg5 Qb6 {...Be6 is the strong threat.} 18. Qxd5 Qxf2+ 19. Kh2 Qb6 20. Be3 Qf6 ({Black should play} 20... Be6 $15 21. Bxb6 Bxd5) 21. Bg5 Qb6 22. Be3 Qb4 (22... Be6 $15 23. Rad1 Bxd5 24. Bxb6 Bxa2) 23. c4 $11 {Threatens to win with Ne4.} Qe7 24. Bg5 Qe8 25. Rad1 Bg4 26. Ne4 {[#] Strongly threatening Nd6.} Be6 27. Nd6 Bxd5 28. Nxe8 Rxe8 29. Rxd5 e4 30. Rd8 (30. Re2 $11 {remains equal.}) 30... Rxd8 31. Bxd8 Bxb2 (31... Be5+ $17 32. g3 Rf2+ 33. Kg1 Rxb2 34. Rxe4 Bxg3) 32. Bxa5 $17 {[%mdl 4096] Endgame KRB-KRB} (32. Rxe4 $11 Bc3 33. Bg5 ) 32... Re7 (32... Be5+ $15 33. Kh3 Rd7) 33. Bb4 $11 Re8 34. Re2 Bd4 35. Kg3 Kf7 36. Kf4 Be5+ 37. Ke3 Bf6 38. Rf2 Kg7 39. Rf4 h5 40. g3 (40. a4 $14) 40... Ra8 41. a3 g5 42. Rxe4 gxh4 43. gxh4 Kf7 44. Kd3 Rd8+ 45. Kc2 Rg8 46. Be1 Rg2+ 47. Kb3 Kg6 48. c5 Kf5 49. Rc4 Ke6 50. c6 $2 {[%mdl 8192] [#]} (50. Rb4 $11) 50... Rb2+ {Precision: White = 44%, Black = 54%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Ashutosh, Kumar"] [Black "Gareyev, Timur"] [Result "0-1"] [ECO "A20"] [WhiteElo "1978"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "75"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,75,-2,-6,-4,-10,8,-12,-17,-51,-52,-43,-15,-56,-52,-58,-58,-72,-58, -66,-66,-76,-67,-72,-82,-143,-134,-139,-139,-326,-300,-390,-393,-380,-397,-387, -387,-593,-589,-653,-645,-708,-640,-640,-640,-640,-640,-633,-633,-618,-563, -556,-556,-554,-533,-1573]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 Qxd5 7. Nc2 Qh5 8. h3 Bd6 {A20: English Opening: 1...e5} (8... Nbd7 9. Nc3 Qg6 10. Ne3 Bc5 11. Qc2 Bxe3 12. dxe3 Nc5 13. b4 Na6 14. Rb1 Bf5 15. b5 cxb5 16. Nxb5 {1-0 (48) Svidler,P (2759)-Wang,H (2734) Almaty 2016}) 9. Nc3 Qg6 10. d3 exd3 11. Qxd3 Qxd3 12. exd3 {LiveBook: 6 Games} O-O 13. O-O Nbd7 14. d4 Nb6 15. Ne3 $146 ({Predecessor:} 15. Bg5 Nbd5 16. Bxf6 Nxf6 {0-1 (66) Marangunic, S-Rogoff,K Zagreb 1971}) 15... Be6 16. Rd1 Rad8 17. b3 Rd7 18. Bb2 Rfd8 19. g4 h6 20. Kf1 Bb4 21. Ne2 Nfd5 {[%cal Bf6d5,Bd5b6,Bb6a4,Ba4c3][%mdl 32]} 22. Rac1 a5 23. Nc4 {[#]} ({Better is} 23. Bxd5 Nxd5 24. Rd3) 23... Nxc4 $1 $17 24. bxc4 {[#]} Nb6 $1 25. c5 $2 (25. d5 $17 {was necessary.}) 25... Na4 $19 26. Bc3 Nxc3 27. Nxc3 Rxd4 28. Rxd4 Rxd4 29. Ne4 (29. Ne2 $142 Rd2 30. Nc3) 29... Bxa2 { Black is clearly winning.} 30. Nd6 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 31. Nxb7 a3 32. Bxc6 Bb3 33. Bf3 a2 34. c6 Rc4 35. Ra1 Bc3 36. Rxa2 Bxa2 37. Bd5 Be5 38. Ke1 {Precision: White = 31%, Black = 74%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Rodriguez, Juan Talavera"] [Black "Krysa, Leandro"] [Result "0-1"] [ECO "A09"] [WhiteElo "1967"] [BlackElo "2543"] [Annotator "TA"] [PlyCount "68"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,68,-26,-16,-71,-61,-58,-46,-98,-105,-95,-86,-95,-85,-93,-101,-285, -269,-280,-281,-285,-281,-285,-281,-276,-276,-276,-271,-300,-264,-315,-310, -313,-337,-350,-345,-323,-329,-483,-482,-472,-472,-621,-739,-703,-738,-717, -669,-730,-723,-712,-700,-780,-781,-762,-746,-1320,-1193,-1797,-2206]} 1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. b4 dxe3 5. fxe3 Nxb4 6. Qa4+ {A09: Réti Opening: 1 Nf3 d5 2 c4} (6. d4 e6 7. Bb2 Nf6 8. Nbd2 Be7 9. a3 Na6 10. Bd3 c5 11. O-O b6 12. Qc2 {1-0 (34) Piorun,K (2657)-Riazantsev,A (2671) Tallinn 2016}) 6... Nc6 { LiveBook: 9 Games} 7. Ba3 $146 (7. Be2 $11 {keeps the balance.}) ({Predecessor: } 7. d4 Bd7 8. Qb3 e5 9. d5 Nb4 10. Nc3 Nf6 11. c5 e4 12. Qxb4 exf3 {1/2-1/2 (19) Rogac,S (2358)-Juhasz,A (2392) Budapest 2017}) 7... g6 8. Bb2 {Black is slightly better.} Nf6 9. Ne5 ({Better is} 9. d4 $1 $15) 9... Bd7 10. Nxd7 Qxd7 ({Of course not} 10... Kxd7 $6 11. Be2 $11) 11. Be2 Bg7 12. O-O O-O 13. d4 $2 { [#]} (13. Kh1 $17) 13... Nxd4 $1 $19 14. Qxd7 Nxe2+ 15. Kf2 Nxd7 16. Bxg7 Kxg7 17. Kxe2 Rfd8 18. Nd2 Nc5 19. Rab1 b6 20. Rfd1 e5 21. Nb3 Ne4 22. Rd3 Rxd3 23. Kxd3 {[%mdl 4096] Endgame KRN-KRN} f5 24. c5 (24. Rc1 $142) 24... Rd8+ { Black is clearly winning.} 25. Kc2 bxc5 {[%cal Bb6c5,Bc5c4,Bc4c3][%mdl 32]} 26. Rb2 c4 27. Na5 c3 28. Rb7 Rd2+ 29. Kc1 Rxa2 30. Rxc7+ Kh6 31. Nc4 Nd2 32. Nxd2 Rxd2 33. Rxa7 Rxg2 34. h4 Re2 {Precision: White = 33%, Black = 93%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Brunner, Karl"] [Black "Tran, Tuan Minh"] [Result "0-1"] [ECO "A46"] [WhiteElo "1960"] [BlackElo "2514"] [Annotator "TA"] [PlyCount "92"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,92,16,16,20,11,96,32,42,17,18,19,23,0,0,0,14,0,12,0,1,0,0,-8,0,-12, -1,-20,-17,-37,-17,-47,-41,-42,-41,-71,-36,-37,-36,-60,-57,-51,-52,-80,-61, -157,-124,-213,-192,-207,-204,-219,-212,-200,-211,-197,-212,-366,-378,-797, -786,-1014,-998,-1824,-1785,-29949,-29950,-12806,-12827,-5318,-5306,-29987, -29988,-29992,-29993,-29993,-29994,-29994,-29995]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. O-O Be7 7. b3 O-O 8. Bb2 Nc6 9. a3 {LiveBook: 164 Games} a6 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} (9... Rc8 10. Re1 d5 11. Qe2 cxd4 12. exd4 Re8 13. c4 Bf8 14. Rad1 g6 15. Qe3 Bg7 16. Ne5 dxc4 17. bxc4 Nxe5 18. dxe5 {0-1 (48) Mamedyarov,S (2768)-Leko,P (2693) Doha 2016}) 10. Qe2 b5 (10... a5 $11 {remains equal.}) 11. c4 $146 (11. dxc5 $16 { b4 is the strong threat.} Bxc5 12. b4) ({Predecessor:} 11. dxc5 Bxc5 12. Ng5 e5 13. f4 Re8 14. fxe5 Nxe5 15. Nxh7 Nfg4 16. Ne4 Bxe3+ 17. Kh1 d5 18. Nef6+ Kh8 19. Nxg4 Nxd3 20. Qxd3 d4 21. Nhf6 gxf6 22. Nxf6 Kg7 23. Nxe8+ Qxe8 24. Bxd4+ { 1-0 (24) Puraev,A (2220)-Ostapenko,D (2309) Barnaul 2011}) 11... b4 {White is slightly better.} 12. Ne5 cxd4 13. Nxc6 dxc6 14. Bxd4 c5 15. Bb2 Qd6 {And now . ..Rad8 would win.} 16. Rad1 Rad8 17. Bb1 Qc6 $40 {[%csl Gb7][%cal Rc6g2][%mdl 128] Black has some attack.} 18. f3 Qc7 19. Rfe1 Bd6 20. Nf1 Be5 21. axb4 Bxb2 22. Qxb2 cxb4 23. Qc2 a5 24. Ng3 {Threatens to win with Nh5!} Qc5 25. Kf2 g6 ( 25... Ra8 {is more complex.} 26. Qa2 h5 27. h4 Bc6 28. Bc2 Rfc8) 26. Rd2 e5 27. Qd1 Qe7 28. Ree2 h5 29. Nf1 Nd7 30. Rd6 (30. e4 $15) 30... Nc5 $17 31. Red2 ( 31. Rxd8 $17 Rxd8 32. Rd2) 31... Rxd6 $19 32. Rxd6 e4 33. Rd4 {[#]} exf3 $1 34. gxf3 Re8 35. Bc2 Qf6 36. Ng3 $2 {[#]} (36. Bb1 {was necessary.}) 36... a4 $1 { [%cal Ba5a4,Ba4b3,Bb3b2][%mdl 544]} 37. Rf4 $2 (37. bxa4 b3 38. Bd3) 37... Qc3 38. Ne4 Bxe4 39. Bxe4 {[#]} Rxe4 $1 {[%mdl 512]} 40. Rxe4 (40. fxe4 Nd3+) 40... Nxe4+ 41. fxe4 axb3 {KQ-KQ} 42. e5 b2 43. Qd8+ Kh7 {Black mates.} 44. Qd5 Qc2+ 45. Kg3 {[#]} h4+ $1 {[%mdl 512]} 46. Kxh4 Qf2+ {Precision: White = 20%, Black = 77%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.13"] [Round "1"] [White "Sielicki, Tomasz"] [Black "Deepan Chakkravarthy J."] [Result "0-1"] [ECO "E11"] [WhiteElo "1952"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,75,7,7,7,2,2,6,25,4,3,4,2,0,6,-20,-26,-33,-28,-22,-17,-79,8,17,67,6, 13,0,118,114,113,110,116,115,110,41,41,-10,-10,-10,-10,-16,-4,-34,0,-33,-53, -25,-39,-34,-41,-52,0,-21,-16,-21,0,0,0,-33,-28,-943,-942,-849,-842,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 O-O 6. a3 {E11: Bogo-Indian} (6. e3 d6 7. Bd3 e5 8. dxe5 dxe5 9. Qc2 Nc6 10. a3 Bxc3 11. Bxc3 Qe7 12. O-O Re8 13. Nd2 e4 {1/2-1/2 (61) Fressinet,L (2702)-Horvath,A (2535) Bastia 2015}) 6... Bxc3 7. Bxc3 {LiveBook: 3 Games} Ne4 8. Qc2 {The position is equal.} Nxc3 $146 ({Find the theoretical novelty and annotate with similar games:} 8... f5 9. e3 b6 10. b4 axb4 11. axb4 Rxa1+ 12. Bxa1 Bb7 13. Bd3 Ng5 {1-0 (72) Kaplan,D (2057)-Kulhanek,T (2324) Ricany 2017}) 9. Qxc3 a4 10. e3 b6 11. Bd3 Bb7 12. h4 d6 13. Rh3 Nd7 14. Qc2 h6 15. O-O-O c5 16. d5 (16. Kb1 $11 {keeps the balance.} ) 16... b5 (16... exd5 $17 17. cxd5 Nf6) 17. dxe6 fxe6 18. Bh7+ (18. Be4 $1 $14 d5 19. cxd5) 18... Kh8 $11 19. Rxd6 {[#] Hoping for Ne5!} Bxf3 (19... Qe7 $11 { remains equal.} 20. Rd2 b4) 20. Rxf3 $16 Qe7 21. Rxf8+ Rxf8 {[#]} 22. Rd2 $1 b4 23. Bg6 (23. Be4 $16) 23... bxa3 $14 24. Qxa4 ({White should try} 24. bxa3 $14 Ne5 25. h5) 24... Ne5 $36 {[%mdl 2048] Black has some pressure.} 25. h5 axb2+ 26. Rxb2 Qh4 27. g3 Qg4 28. Qb5 Qh3 29. Rd2 Qf1+ 30. Rd1 Qxf2 31. Qxc5 Nxg6 ( 31... Ng4 $5 {[%cal Rg4e3]} 32. Rd3 Qe1+ 33. Kc2 Ra8 $17) 32. hxg6 $15 { [%mdl 4096] Endgame KQR-KQR} Qf6 {( -> ...Qc3+)} 33. Rd4 $1 Kg8 34. Rf4 Qa1+ 35. Kc2 {[%csl Gc5][%cal Rf4f8]} Rb8 {[%mdl 1024] Threatens to win with ...e5. Black has compensation.} 36. Qd4 $2 {[%mdl 8192]} (36. Qc7 $11 Qb1+ 37. Kc3 Rb3+ 38. Kd4 Qd1+ 39. Kc5 Qh5+ 40. Kd6 Qxg6 41. Ke7) 36... Qb1+ $19 37. Kd2 Rb2+ 38. Kc3 Qc2# {Precision: White = 34%, Black = 66%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Melkumyan, Hrant"] [Black "Zhang, Lanlin"] [Result "1-0"] [ECO "A29"] [WhiteElo "2669"] [BlackElo "2179"] [Annotator "TA"] [PlyCount "95"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,95,0,2,0,0,0,-5,-4,6,10,11,11,14,10,37,34,27,30,35,37,37,64,78,58,64, 77,73,88,92,93,129,120,132,112,135,134,128,128,134,133,185,175,258,172,191,189, 343,341,445,446,459,465,465,462,458,463,455,445,387,415,471,435,550,541,859, 839,6279,6299,6295,6211,6252,6211,6211,6211,6207,6207]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. a3 O-O 9. b4 a6 10. d3 f5 11. Be3 Be6 {LiveBook: 3 Games} 12. Nd2 {A29: English Opening: Four Knights Variation with 4 g3} (12. Bc5 Bd6 13. Rc1 Qe7 14. Na4 Nd5 15. e4 fxe4 16. dxe4 Nf6 17. Ng5 Rad8 18. Nxe6 Qxe6 19. Qc2 Nd7 20. Bxd6 cxd6 {0-1 (54) Moravec,V (2180)-Mikalsen,E (2319) Liberec 2016}) 12... Rb8 $146 ({Predecessor:} 12... Kh8 13. Nb3 Nd5 14. Nxd5 Bxd5 15. Bxd5 Qxd5 16. f3 a5 17. Nxa5 Nxa5 18. bxa5 Rxa5 19. a4 Rfa8 {1/2-1/2 (74) Szczecina,M (2069)-Malecki,R (2201) Wysowa 2003} ) 13. Nb3 Nd5 14. Bd2 {The position is equal.} Nxc3 15. Bxc3 Bd5 16. e4 fxe4 17. Bxe4 Bxe4 18. dxe4 Qxd1 19. Rfxd1 Rf3 20. Rac1 Rbf8 21. Rc2 b6 22. Kg2 Bd6 23. Nc1 R3f7 24. Nd3 {Hoping for Ba1.} Re8 25. Nb2 Na7 26. Nc4 Nc8 27. Bd2 h6 28. Be3 Bf8 29. h4 Kh7 30. h5 Re6 {[#]} (30... Rf6 $16) 31. Rd8 $1 $18 { [%cal Rd8c8]} Ne7 (31... Nd6 {was worth a try.}) 32. Rcd2 Ng8 33. R2d5 Be7 $2 ( 33... Nf6 34. Nxe5 (34. Rxe5 Rc6 $16) 34... Nxd5 35. Nxf7 (35. Rxd5 Rff6 $11) 35... Nxe3+ 36. fxe3 Kg8) 34. R8d7 ({Worse is} 34. Rxe5 Rc6 $15) 34... Nf6 35. Rxc7 Rf8 36. Rxe5 Rxe5 37. Nxe5 Bd6 38. Nd7 Bxc7 39. Nxf8+ {[%mdl 4096] Endgame KBN-KBN} Kg8 40. Ne6 Bd6 41. Kf3 {White is clearly winning.} b5 42. Nf4 Bxf4 43. Bxf4 Nxh5 {KB-KN} 44. Be5 Kf7 45. g4 Nf6 46. Bxf6 Kxf6 47. Ke3 g6 48. f4 {Precision: White = 88%, Black = 37%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Gustafsson, Jan"] [Black "Teerapabpaisit, Wisuwat"] [Result "1-0"] [ECO "D71"] [WhiteElo "2643"] [BlackElo "2164"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,57,22,32,18,34,26,52,19,8,14,12,3,12,10,47,21,30,18,68,39,64,34,89, 85,119,113,114,104,112,102,98,97,168,166,231,225,380,347,341,338,339,329]} 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 e5 9. Ba3 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (9. Bb2 e4 10. Ne1 d5 11. Ba3 Re8 12. Nc2 Qd8 13. Ne3 Be6 14. Bb2 h5 15. f4 exf3 16. exf3 Na6 17. cxd5 Nxd5 18. Ncxd5 Bxd5 19. Nxd5 Qxd5 { 1/2-1/2 (52) Malakhov,V (2702)-Pridorozhni,A (2556) St Petersburg 2015}) 9... Rd8 {LiveBook: 5 Games} 10. Qd2 Bg4 11. Rad1 {White is slightly better.} Na6 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Bxf3 12. Bxf3 exd4 13. Na4 Qc7 14. Qxd4 Ne8 15. Qf4 Qe7 16. Rd3 Nd7 17. Bxd6 Nxd6 18. Qxd6 Qxd6 19. Rxd6 {1-0 (71) Neverov,V (2516)-Sindarov,J (2224) Al Ain 2015}) 12. h3 (12. Na4 $5 {[%cal Ra4b6]} Qc7 13. dxe5 dxe5 14. Bd6 $16) 12... Bxf3 13. Bxf3 exd4 14. Na4 Qc7 15. Qxd4 {[%cal Ra3d6]} Qa5 (15... d5 $5) 16. Qd2 ({Don't blunder} 16. Bxd6 $2 Ne8 $19) 16... Qf5 17. Kg2 Rd7 18. b4 (18. Bxd6 $6 Rad8 $11) 18... h5 19. Qd3 $36 {[%mdl 2048] aiming for Qxf5. White has the initiative.} Qe5 (19... Qe6 $1 $14) 20. b5 $16 cxb5 21. cxb5 ({But not} 21. Bxd6 $6 Qe6 $14) 21... Nc5 {[#]} 22. Nxc5 $1 dxc5 23. Qc4 Rc7 {[#]} 24. Bc1 $1 {[%cal Rc1f4] And now Bf4 would win.} g5 (24... Qe6 $16 {keeps fighting.} 25. Qxe6 fxe6) 25. Rd3 $18 Rf8 (25... Qf5 $142) 26. Rfd1 Re7 $2 (26... Qe6 27. Qxe6 fxe6) 27. Re3 Qc7 28. Rxe7 Qxe7 29. Bxg5 {Precision: White = 73%, Black = 41%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Gareyev, Timur"] [Black "Zulfic, Fedja"] [Result "1-0"] [ECO "D90"] [WhiteElo "2592"] [BlackElo "2156"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,47,39,24,33,-89,-72,-92,38,39,71,75,84,83,171,166,191,177,226,229, 237,235,263,259,293,264,261,263,305,294,404,410,409,415,500,488]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. h4 (5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Nc6 8. Be2 e5 9. d5 Nd4 10. Nxd4 exd4 11. Qxd4 c6 12. Qc4 b5 13. Qxc6 Bd7 14. Qd6 Re8 15. Bd3 a5 16. f3 {0-1 (38) Navara,D (2726)-Vachier Lagrave,M (2794) Germany 2018}) 5... c6 6. Bg5 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} Ne4 7. e3 Qa5 8. Qb3 { LiveBook: 4 Games. White is slightly better.} Nd7 {Black wants to play ...Ndc5! } 9. Bd3 $146 (9. Rc1 $14 {keeps the upper hand.}) ({Predecessor:} 9. cxd5 Nxc3 10. Qxc3 Qxc3+ 11. bxc3 cxd5 12. c4 dxc4 13. Bxc4 {1/2-1/2 (30) Auer,G (2024) -Weber,D (1985) Bayern 2013}) 9... Nxc3 10. bxc3 {[#]} ({Much worse is} 10. Qxc3 Qxc3+ 11. bxc3 f6 $17) 10... h6 ({Better is} 10... f6 $1 $17 11. Bf4 e5) 11. Bf4 $40 {[%mdl 128] White mounts an attack.} Nf6 12. O-O {[%cal Bh1f1, Bf1c1,Bc1c4,Bc4c5][%mdl 32]} O-O 13. Ne5 Nd7 (13... dxc4 $16 {is a better defense.} 14. Bxc4 (14. Nxc4 Qh5 $16) 14... Nd5) 14. Nxd7 $18 Bxd7 15. Qxb7 Qxc3 16. Bxg6 $1 {aiming for Rac1.} (16. Qxd7 $6 Qxd3 17. cxd5 cxd5) 16... Be6 17. Rfc1 ({Much less strong is} 17. Qxc6 $6 Rac8) 17... Qa3 18. Bc2 ({Weaker is } 18. Qxc6 Rac8 $14) 18... Rac8 19. Bb3 dxc4 20. Bxc4 Bxc4 21. Rxc4 c5 22. Qxe7 Rfe8 23. Qb7 Rcd8 {[%cal Rc5d4]} 24. Rxc5 {Precision: White = 57%, Black = 22%. } 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Krysa, Leandro"] [Black "Chan, Kim Yew"] [Result "1-0"] [ECO "E16"] [WhiteElo "2543"] [BlackElo "2148"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,99,31,35,37,60,52,57,62,81,79,87,84,88,73,62,66,70,61,88,61,76,72,72, 76,89,78,70,7,61,67,67,62,67,67,67,62,114,68,126,114,114,81,127,127,130,130, 130,121,232,225,220,225,312,313,604,296,291,290,290,275,407,276,272,264,415, 314,335,337,324,321,323,322,393,352,363,353,346,360,934,973,956,925,818,804]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. e3 {E11: Bogo-Indian} O-O 7. Bg2 Bxd2+ 8. Qxd2 d6 9. Nc3 e5 {LiveBook: 3 Games} 10. O-O exd4 $146 ({ Predecessor:} 10... e4 11. Ne1 Bf5 12. Nc2 a5 13. a3 a4 {1-0 (29) Anand,V (2784)-Kollars,D (2436) Gibraltar 2016}) 11. Nxd4 Nxd4 12. Qxd4 c5 13. Qf4 Be6 14. Rfd1 Rfd8 15. Rd2 h6 16. h4 Rd7 17. Rad1 {[%cal Rd2d6]} Rad8 18. b3 Nh5 19. Qf3 Nf6 20. Qe2 h5 21. Bf3 g6 22. Ne4 ({Better is} 22. Kg2 $14) 22... Nxe4 ( 22... Nh7 $11) 23. Bxe4 $14 Qf6 24. Bd5 $36 {[%mdl 2048] White fights for an advantage.} Bg4 25. f3 Be6 26. e4 Kf8 (26... Re8 $14) 27. Qe3 Kg7 (27... Re8 $14) 28. Bxe6 $16 Qxe6 29. Qc3+ Kf8 30. Kg2 f6 31. Rd5 Kf7 32. Qe3 Ke7 (32... Kg7 $16 33. Qd3 b6) 33. Qh6 $18 Qg8 {[#]} 34. f4 $1 Ke8 35. f5 Rg7 $2 (35... Qg7 36. Qxg6+ Qf7) 36. fxg6 (36. Rxd6 $142 Rxd6 37. Rxd6 gxf5 38. Qd2 Rxg3+ 39. Kh2 Rh3+ 40. Kxh3 Qg4+ 41. Kh2 Qxh4+ 42. Kg1 Qg3+ 43. Kf1 Qf3+ 44. Qf2 Qh1+ 45. Ke2 Qxe4+ 46. Kd2) 36... Rxg6 37. Qxh5 Ke7 38. Qf3 Qf7 (38... Qe6 $142 39. Qf5 Rg4 40. Qh7+ Qf7 41. Qxf7+ Kxf7 42. Rxd6 Rxd6 43. Rxd6 Rxe4) 39. Qf4 Qe6 40. Qf5 Qf7 (40... Qg8 $142) 41. e5 fxe5 {[#]} 42. Rxe5+ $1 {[%mdl 512]} dxe5 43. Qxf7+ Kxf7 44. Rxd8 {[%mdl 4096] Endgame KR-KR} Ke6 45. h5 Rg5 46. h6 Rh5 47. Rh8 Kf6 $2 (47... Kf5 48. Kf3 Rh2) 48. g4 {White is clearly winning.} Rh4 49. Kg3 Rh1 50. Rg8 {Precision: White = 68%, Black = 36%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Tran, Tuan Minh"] [Black "Kwon, Sehyun"] [Result "1/2-1/2"] [ECO "E49"] [WhiteElo "2514"] [BlackElo "2131"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 30,99,38,6,71,42,75,75,77,66,91,66,71,46,30,37,93,81,165,154,235,211, 222,215,220,207,306,286,285,198,284,138,130,135,137,130,119,124,98,71,125,144, 145,95,111,0,0,0,0,-184,0,0,0,0,0,0,0,0,0,0,0,0,0,-1652,-1552,-12844,-12844, -12841,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6 11. f3 Bxd3 12. Qxd3 Re8 13. Ng3 Nc6 14. Bb2 c4 15. Qe2 {E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3} (15. Qd2 h5 16. Rae1 h4 17. Nh1 Re6 18. Nf2 Qe7 19. Re2 b5 20. Rfe1 a5 21. e4 b4 22. axb4 axb4 {0-1 (34) Potkin,V (2574)-Aleksandrov,A (2589) Tallinn 2018}) 15... h5 16. Rae1 {LiveBook: 10 Games} g6 (16... h4 $11 {remains equal.} 17. Nf5 Ne7 18. Nxe7+ Rxe7) 17. Qf2 {White is better.} Qd7 18. Bc1 b5 19. e4 { [%cal Be3e4,Be4e5][%mdl 32]} Ne7 $146 ({Predecessor:} 19... h4 20. Nh1 dxe4 21. Qxh4 Nd5 22. fxe4 Nxc3 {1-0 (55) Batsiashvili,N (2474)-Exler,V (2220) Baku 2016 }) 20. Bf4 a5 21. Qb2 Ra6 22. Bg5 Kg7 (22... Rb6 $14) 23. e5 $16 Nfg8 (23... Nh7 $16 24. Bh4 Rb6) 24. f4 $1 $18 Rb8 {[#]} (24... b4 $16 {was worth a try.}) 25. f5 $1 {[%mdl 512]} Nxf5 26. Nxf5+ gxf5 27. Qe2 b4 (27... Kg6 $142) 28. axb4 ({Less strong is} 28. Qxh5 Rg6 $16) 28... axb4 29. cxb4 Rxb4 (29... Qe6 $142 30. Qc2 (30. Qxh5 Qg6 $16) 30... Kg6) 30. Bd2 (30. Qxh5 $18 {is the precise move to win.} Rg6 31. Rf4) 30... Rb3 31. Qxh5 Rd3 32. Be3 Nh6 33. Rf3 Rg6 34. Ref1 Ng4 (34... Qa7 $142 35. Bxh6+ Rxh6 36. Qxf5 (36. Qg5+ Rg6 $11) 36... Rxf3 37. Qxf3 Qxd4+ 38. Kh1 Qa7) 35. Rh3 $1 $16 {[%csl Gh3][%cal Rh5h8]} Kf8 36. Qh8+ Ke7 {[#]} 37. Bc1 (37. Qh4+ $1 $16 Ke8 38. Bc1) 37... Qa7 $1 $36 {[%cal Ra7d4][%mdl 2048] Black is pushing.} 38. Rxd3 cxd3 39. Qc8 $2 {[#]} (39. Kh1 $11 {and White is okay.} d2 40. Qh4+ (40. Bxd2 Nf2+ 41. Kg1 Qxd4 $11) 40... Ke6 41. Qd8 Nf2+ 42. Kg1 Nh3+ 43. Kh1 Nf2+ 44. Kg1 Nh3+ 45. Kh1 Nf2+) 39... Qxd4+ $2 ({Better is} 39... d2 $1 $19 40. Bxd2 Qxd4+ 41. Kh1 Qxd2 42. Qxf5 Nh6) 40. Kh1 {Ba3+ would kill now.} Qxe5 {[%csl Gg4][%cal Re5h2]} 41. Ba3+ Kf6 {[%csl Gg4][%cal Re5h2]} 42. Qh8+ Ke6 43. Qe8+ Kf6 {[%csl Gg4][%cal Re5h2]} 44. Qh8+ Ke6 45. Qe8+ Kf6 {[%csl Gg4][%cal Re5h2]} 46. Be7+ $2 {[%mdl 8192]} (46. Qh8+ $11 Ke6) 46... Qxe7 $19 47. Rxf5+ Kxf5 48. Qxe7 Nf2+ $2 (48... d2 $19 49. Qd7+ Kf6 50. Qc6+ Kg7 51. Qxd5 Nf2+ 52. Kg1 d1=Q+ 53. Qxd1 Nxd1) 49. Kg1 $11 d2 50. Qxf7+ {Precision: White = 63%, Black = 41%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Deepan Chakkravarthy J"] [Black "Wang, Shixu B"] [Result "1-0"] [ECO "A46"] [WhiteElo "2499"] [BlackElo "2123"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,77,-1,0,-7,-4,0,6,4,20,4,38,36,27,29,56,43,63,30,89,72,96,102,87,50, 110,110,129,112,112,109,124,125,158,155,172,159,197,217,211,214,182,145,145, 145,145,138,141,143,177,172,159,156,174,136,2557,2660,2216,2072,1904,1826, 29990,29991,29994,29995,29995,29994,29996,29997]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O d5 6. Ne5 Be7 {LiveBook: 18 Games. D05: Colle System with ... e6} 7. a4 $146 ({Predecessor:} 7. Nd2 O-O 8. b3 c5 9. Bb2 Nc6 10. f4 Nb4 11. Be2 Ne4 12. Nxe4 dxe4 13. Bc4 Nd5 14. Qe2 f6 15. Ng4 Qc8 16. Rad1 Rd8 17. Kh1 a6 18. dxc5 Qxc5 19. Bd4 {1/2-1/2 (44) Bruzon Batista,L (2673)-Quesada Perez,Y (2635) Khanty-Mansiysk 2011}) 7... O-O 8. a5 bxa5 {The position is equal.} 9. Bd2 c5 10. Bxa5 Qd6 11. Nc3 {[%cal Bb1c3,Bc3a4,Ba4c5][%mdl 32] Black must now prevent Nb5.} a6 12. Na4 Nbd7 13. f4 c4 14. Be2 Rab8 (14... Bc6 $11) 15. b4 Bc6 16. Nc5 $1 Bb5 17. c3 Rbc8 ({Better is} 17... Ne4 $14) 18. Qc2 $16 g6 19. Ra2 Qb8 20. Bf3 Kg7 21. g3 Nxe5 22. fxe5 Nd7 {[%cal Rd7c5]} 23. e4 Bxc5 24. bxc5 dxe4 25. Bxe4 f6 26. c6 Bxc6 27. Bb4 Rf7 28. Rxa6 Qb5 29. Rfa1 $1 {Strongly threatening Qb1.} f5 30. Bxc6 Rxc6 31. Ra7 Qd5 32. Qg2 $1 Nb6 $2 {[%mdl 8192]} (32... Qxg2+ $16 33. Kxg2 Rb6) 33. Rxf7+ $18 Kxf7 {[#]} 34. Qh3 $1 {[%cal Rh3h7]} Kg8 35. Ra7 {[%csl Ga7][%cal Rh3h7]} h5 {[#]} 36. Qh4 $1 {White mates.} Nc8 {[#]} 37. Qf6 $3 {[%csl Ga7][%cal Rf6g7][%mdl 512]} Nxa7 38. Qxg6+ Kh8 39. Be7 {Precision: White = 81%, Black = 24%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Hiebert, Kenji"] [Black "Short, Nigel D"] [Result "0-1"] [ECO "A41"] [WhiteElo "2179"] [BlackElo "2662"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,80,58,53,58,56,12,33,13,7,8,12,0,26,12,16,16,22,13,22,0,0,9,16,-13,3, 8,16,-43,-9,-44,-38,-56,-54,-63,-59,-56,-16,-17,-17,-12,0,-91,-93,-56,0,-45, -32,-42,-18,-50,0,0,-9,0,-10,-67,0,0,0,0,0,0,562,560,554,-5489,-5389,-1514, -1760,-5597,-5597]} 1. Nf3 d6 2. d4 Bg4 3. e4 Nf6 4. Bd3 e5 5. c3 Nbd7 6. O-O { A41: 1 d4 d6: Tartakower System and Modern Defence} Be7 {LiveBook: 4 Games} 7. Re1 O-O 8. Bg5 $146 {White is slightly better.} ({Predecessor:} 8. Nbd2 Re8 9. h3 Bh5 10. Nf1 Bf8 11. Ng3 Bg6 {1-0 (41) Wen,Y (2581)-Yu,C (2132) China 2014}) 8... h6 9. Bh4 (9. Bc1 {is interesting.} Nh7 10. Be2 Bh5 11. Nbd2 Bg6 12. Bd3) 9... Nh7 10. Bxe7 Qxe7 11. Be2 Bh5 12. Nbd2 Bg6 13. a4 a5 14. Bd3 Rfe8 15. Nf1 Ng5 16. Nxg5 Qxg5 17. Qc2 h5 18. Nd2 h4 19. g3 (19. h3 $11) 19... Qf6 20. dxe5 dxe5 21. Nc4 Nc5 22. Rad1 Red8 23. Re3 Rxd3 24. Rdxd3 Nxd3 25. Qxd3 b6 26. Qd5 (26. Qd7 $11 {remains equal.}) 26... Rd8 $17 27. Qxe5 h3 (27... Qc6 $1 $15 28. b3 f6) 28. Kf1 Rd1+ {[%mdl 1024] Black has compensation.} 29. Ke2 Qd8 {White should prevent ...f5!} 30. Qb5 Rh1 $40 {[%csl Gh1][%cal Rd8d1][%mdl 128] [#] White needs to defend precisely.} 31. Rd3 Qa8 32. Rd4 $1 {aiming for Qg5.} Bxe4 33. Nd2 (33. Qd7 $11 Bf3+ 34. Ke3 Re1+ 35. Kd3) 33... Bg6 ({Black should try} 33... Bc6 $15 34. Qe5 Qe8 35. Qxe8+ Bxe8) 34. Qd7 $11 c5 $1 {[%cal Rc5d4]} 35. Rd6 {[#] And now Qe7 would win.} ({Don't play} 35. Qd8+ Qxd8 36. Rxd8+ Kh7 $17) 35... Rxh2 {Strongly threatening ...f6.} 36. Qe7 Rxf2+ $2 {[%mdl 8192]} (36... Bh5+ $11 {and Black has nothing to worry.} 37. Kd3 Qh1) 37. Kxf2 $18 Qg2+ 38. Ke1 $4 {[%mdl 8192]} (38. Ke3 $18 Qxg3+ 39. Nf3) 38... Qxg3+ $19 {Black is clearly winning.} 39. Kd1 h2 40. Rd8+ Kh7 {Precision: White = 24%, Black = 56%. } 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Salvador, Louie"] [Black "Flores, Diego"] [Result "0-1"] [ECO "B07"] [WhiteElo "2176"] [BlackElo "2601"] [Annotator "TA"] [PlyCount "108"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,108,21,21,16,16,25,20,28,-40,-25,-49,-49,-50,-50,-50,-56,-57,-57,-83, -58,-81,-69,-84,-72,-70,-37,-55,-6,-49,-50,-49,-56,-92,-77,-106,-102,-127,-26, -22,-22,-31,-36,-45,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,-147,-4,-12,0,0,0, -67,-60,-59,-64,-66,-51,-42,-30,-52,-20,-22,0,-7,0,-9,-9,-635,-627,-908,-890, -1000,-984,-29988,-29989,-29983,-29984]} 1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Bg4 7. dxe5 dxe5 8. h3 Bxf3 9. Qxf3 {LiveBook: 20 Games} Bb4 { B07: Pirc Defence: Miscellaneous Systems} (9... exf4 10. Bxf4 Nbd7 11. e5 Nxe5 12. Qe2 Bd6 13. O-O-O O-O 14. Bxh7+ Nxh7 15. Rxd6 Ng6 16. Rf1 Rad8 17. Qc4 Nxf4 18. Rxd8 Rxd8 19. Rxf4 {1/2-1/2 (80) Shukuraliev,A (2360)-Galego,L (2495) Istanbul 2012}) 10. Bd2 exf4 11. Qxf4 {Black must now prevent 0-0.} Nbd7 { The position is equal.} 12. O-O $146 ({White should try} 12. a3 $11) ({ Predecessor:} 12. a3 O-O 13. O-O-O Be7 14. Nb5 Qd8 15. Nd4 Nc5 16. Nf5 Nxd3+ 17. cxd3 {1-0 (38) Haslinger,S (2170)-Shepherd,A (1910) Bolton 1997}) 12... Qe5 $15 13. Qh4 Bd6 14. Bf4 Qc5+ 15. Kh1 Bxf4 16. Qxf4 {[#] Hoping for e5!} O-O 17. Rae1 Rae8 18. Nd1 {[%cal Bc3d1,Bd1e3,Be3f5][%mdl 32]} Ne5 19. Ne3 Ng6 20. Qf3 b5 21. Nf5 {Black should prevent Nxg7!} Nd7 22. h4 Nge5 23. Qg3 {[%csl Gf5] [%cal Rg3g7]} g6 24. h5 Kh8 25. h6 Rg8 26. Ng7 Rxg7 (26... Rd8 $17 27. b3 Qa3) 27. hxg7+ $11 Kxg7 28. c3 Nf6 {[%cal Bd7f6,Bf6h5,Bh5g3][%mdl 32]} 29. Bc2 Nh5 30. Qh4 {Threatens to win with g4.} Qe7 31. Qxe7 Ng3+ 32. Kg1 Rxe7 33. Rf2 h5 34. Rd1 Nc4 35. Bd3 Ne3 36. Re1 Ng4 37. Rf3 h4 38. Bc2 f5 39. e5 (39. Rd3 $1 $11) 39... c5 (39... Nxe5 $17 40. Rfe3 Kf6) 40. e6 c4 41. Rf4 Kf6 42. a4 (42. Rd4 $11) 42... Rxe6 $15 43. Rxe6+ Kxe6 {[%mdl 4096] Endgame KRB-KNN} 44. Bd1 $1 {[%cal Rd1g4]} Ne3 45. Rd4 bxa4 ({Much worse is} 45... Nxd1 $6 46. Rxd1 a6 47. Rd8 $14) 46. Kf2 f4 47. Bxa4 g5 {[%cal Bg6g5,Bg5g4,Bg4f3,Bf3f2][%mdl 32]} 48. Bb5 Ke5 49. Rd7 g4 {...Ne4+ is the strong threat.} 50. Rh7 $2 {[%mdl 8192]} ( 50. Rxa7 $11 Nd1+ 51. Kg1) 50... Ne4+ $19 51. Kg1 {[#] Threatening Re7+.} f3 $1 {[%cal Rf3f2]} 52. gxf3 gxf3 {( -> ...f2+)} 53. Bxc4 f2+ 54. Kh2 Nxc4 { Precision: White = 37%, Black = 56%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Portugalera, Ric"] [Black "Smirnov, Anton"] [Result "0-1"] [ECO "A46"] [WhiteElo "2160"] [BlackElo "2546"] [Annotator "TA"] [PlyCount "66"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,66,23,71,11,16,2,17,14,11,10,21,14,14,17,13,-15,-8,-16,-6,-15,-9,-17, -11,-13,-20,-15,0,0,0,0,0,4,11,-7,0,0,0,0,0,0,9,-16,0,0,0,-8,0,-45,-66,-113, -100,-100,-95,-195,-187,-321,-309,-611,-604]} 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 h6 5. Bxf6 (5. Bh4 b6 6. e3 Bb7 7. Nbd2 Be7 8. Bd3 Nc6 9. a3 O-O 10. O-O cxd4 11. cxd4 Rc8 12. Qe2 Nh5 13. Bxe7 Qxe7 14. Rac1 Nf6 15. Rc2 Nb8 16. Rfc1 Rxc2 17. Rxc2 Rc8 18. Rxc8+ Bxc8 19. e4 {1-0 (58) Carlsen,M (2837)-Korobov,A (2652) Riadh 2017}) 5... gxf6 6. g3 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} (6. e4 $16) 6... d5 $11 7. Bg2 $146 ({Predecessor:} 7. Nbd2 f5 8. Qc2 Qc7 9. Rc1 Bg7 10. e3 Bd7 11. a3 c4 12. Nh4 Bf6 {1/2-1/2 (40) Gerstenberg,L (1705)-Kampfrath,S (1582) Bad Sooden 2004}) 7... Qb6 8. Qc2 { The position is equal.} Nc6 {[%cal Rc5d4]} 9. e3 e5 {[%cal Rc5d4]} 10. dxc5 Bxc5 11. O-O Be6 12. a4 Be7 13. Na3 a6 14. Nh4 e4 15. c4 Nb4 16. Qe2 f5 { ...Bxh4 is the strong threat.} 17. Qh5 $1 Bxh4 18. Qxh4 Qd8 19. Qxd8+ Rxd8 20. cxd5 Rxd5 21. Rfc1 Nd3 22. Rc7 Rd7 23. Rc8+ Rd8 24. Rc7 O-O 25. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Rd7 $36 {[%mdl 2048] Black is more active.} 26. Rxd7 Bxd7 27. b5 Rc8 28. Bf1 Rc3 29. h4 a5 30. Be2 Be6 31. Bd1 {[#]} (31. Kf1 $17 { is a better defense.}) 31... Nb2 $1 $19 {[%cal Rb2d1]} 32. Bc2 (32. Be2 { might work better.}) 32... b6 33. Kf1 $2 (33. g4 fxg4 34. Bxe4) 33... Nc4 { Precision: White = 32%, Black = 77%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Phadke Sohan"] [Black "Swapnil, S. Dhopade"] [Result "1-0"] [ECO "A45"] [WhiteElo "2150"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "75"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,75,-7,13,13,41,34,70,74,90,81,124,110,82,116,116,104,99,13,110,104, 155,148,149,145,174,157,241,194,250,129,277,277,394,390,405,414,475,475,459, 445,425,406,391,345,553,561,528,347,936,822,1229,1110,1034,987,2178,2077,5493, 5485,29992,29993,29994,29995]} 1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 gxf6 5. Nc3 Nc6 6. Qh5 e6 {D01: Veresov Opening} 7. O-O-O cxd4 8. exd4 f5 {LiveBook: 5 Games. The position is equal.} (8... Bb4 9. Nge2 Bd7 10. h4 Qe7 11. a3 Ba5 12. Rh3 O-O-O 13. Re3 {1/2-1/2 (39) Rapport,R (2707)-Vachier Lagrave,M (2789) Riadh 2017}) 9. Bb5 $146 ({Predecessor:} 9. f4 Bd7 10. Nf3 Qf6 11. Ne5 Nxe5 12. dxe5 Qe7 13. Bb5 Bc6 14. Rd3 {0-1 (37) Bocharov,D (2602)-Yuffa,D (2373) Taganrog 2014}) 9... Qf6 10. Qe2 Bh6+ 11. Kb1 O-O 12. Nf3 Bg7 13. h3 a6 14. Bxc6 $1 bxc6 15. Na4 Qe7 16. Nc5 (16. g4 $16) 16... f6 (16... e5 $1 $11 { remains equal.}) 17. Nh4 $36 {[%mdl 2048] Nxf5! is the strong threat. White is on the roll.} Qf7 (17... Qd6 $142) 18. f4 $16 e5 19. g4 ({Inferior is} 19. fxe5 fxe5 20. dxe5 Qe7 $11) (19. dxe5 Qe7 $11) 19... fxg4 20. hxg4 exd4 (20... exf4 $16 {keeps fighting.} 21. Nf5 Re8) 21. Rde1 Bd7 (21... Qa7 $142) 22. Nf5 (22. Qd3 $18) 22... Bxf5 (22... Rfe8 $16 23. Ne7+ Rxe7 24. Qxe7 Bxg4) 23. gxf5 $18 Rfe8 (23... Rfb8 $142 24. Ne6 Bf8 25. Nxd4 Kh8) 24. Ne6 Bf8 25. Qf2 (25. Reg1+ Kh8 $18) 25... Kh8 26. Qxd4 Ra7 27. Re2 {[%cal Be1e2,Be2d2,Bd2d8,Bd8d5,Bd5h5, Bh5h7][%mdl 32]} c5 28. Qxd5 Qb7 29. Qd1 Rb8 $2 {[#]} (29... Qf3 {was called for.} 30. Nd4 Qa8) 30. b3 Qf3 31. Rd2 Qe4 $2 (31... Qxd1+ 32. Rhxd1 Be7) 32. Re1 Qxf5 33. Rd8 Raa8 34. Rd5 ({Weaker is} 34. Rxf8+ Rxf8 35. Nxf8 Rxf8 $18) 34... Qh3 35. Rh5 Qg2 36. Qd7 {[%csl Gh5][%cal Rd7h7] [#]} Qg6 37. Reh1 Kg8 38. Rxh7 {Precision: White = 73%, Black = 18%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Siddharth, Jagadeesh"] [Black "Lorparizangeneh, Shahin"] [Result "0-1"] [ECO "D11"] [WhiteElo "2137"] [BlackElo "2508"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,76,0,-14,0,0,0,-13,-1,-22,0,0,0,-18,-20,-31,-35,-38,-30,-85,-85,-117, -109,-127,-120,-118,-117,-193,-187,-231,-251,-368,-370,-366,-374,-470,-352, -397,-377,-333,-324,-424,-429,-417,-412,-468,-459,-506,-456,-807,-433,-1366, -1379,-1523,-1498,-29976,-29976,-29968,-6135,-29976,-29977,-29995,-29996]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 g6 6. O-O {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Bg7 7. a4 Ne4 (7... Na6 8. Na3 Be6 9. Ng5 Qd7 10. Nxe6 Qxe6 11. e3 Ne4 12. Qc2 Nd6 13. Bd2 O-O 14. Rac1 {1-0 (43) Dubov, D (2701)-Volokitin,A (2639) Batumi 2018}) 8. Qc2 Nd6 9. Bf4 {LiveBook: 3 Games} Bf5 10. Qc1 O-O $146 ({Predecessor:} 10... Na6 11. Na3 O-O 12. Bh6 Bxh6 13. Qxh6 f6 14. Qc1 {0-1 (39) Vignesh,N (2365)-Kovchan,A (2576) Dubai 2015}) 11. Na3 Be4 12. Rd1 Na6 13. Nxc4 Nb4 14. Nxd6 exd6 15. Ne1 Bxg2 16. Nxg2 Re8 17. Qd2 (17. Bd2 $11 Nd5 18. e3) 17... a5 $17 18. Re1 Re4 19. Be3 Qb6 20. d5 c5 21. f3 {[#]} (21. Red1 $17) 21... Re5 $1 $19 22. Rad1 Rae8 {White must now prevent ...Rxe3!} ({And not} 22... Nxd5 23. Bf2 $11) 23. Bf4 (23. Kf1 $142) 23... Rxd5 24. Qc1 Rxd1 25. Rxd1 d5 {[%cal Bd6d5,Bd5d4][%mdl 32]} 26. Qd2 d4 27. Rc1 Qc6 28. Ne1 b6 29. Nd3 Qxa4 30. Nf2 Qb3 31. Ne4 Nd5 32. Bh6 (32. Qd3 $142 Qxd3 33. exd3) 32... f5 33. Nd6 (33. Bxg7 $142 fxe4 34. fxe4) 33... Bxh6 34. Qxh6 Rxe2 35. Nxf5 gxf5 36. Qg5+ Kf7 37. Qxf5+ Nf6 38. Qd7+ Nxd7 {Precision: White = 18%, Black = 71%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.14"] [Round "2"] [White "Kienitz, Andre"] [Black "Ly, Moulthun"] [Result "0-1"] [ECO "B05"] [WhiteElo "2125"] [BlackElo "2498"] [Annotator "TA"] [PlyCount "62"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,62,54,59,92,79,65,50,48,21,27,14,19,-42,-29,-44,0,0,0,-50,-36,-15, -24,-70,0,-55,-60,-57,-23,-30,-33,-114,-102,-192,-199,-277,-259,-271,-259,-415, -398,-367,-362]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 {[%cal Bc8g4,Bg4h5, Bh5g6][%mdl 32]} 5. Be2 e6 6. h3 Bh5 7. c4 Nb6 8. Nc3 {B05: Alekhine's Defence: 4 Nf3 Bg4} Be7 9. exd6 cxd6 10. d5 e5 11. g4 Bg6 12. h4 {[%cal Bh3h4,Bh4h5] [%mdl 32] LiveBook: 33 Games} h6 (12... h5 13. gxh5 Bxh5 14. c5 N6d7 15. cxd6 Bxd6 16. Ng5 Nf6 17. Bxh5 Nxh5 18. Qf3 Nf4 19. Bxf4 exf4 20. O-O-O Nd7 21. Rhe1+ Kf8 22. Ne6+ {1-0 (22) Robson,R (2680)-Yermolinsky,A (2515) Saint Louis 2015}) 13. h5 Bh7 14. Be3 Na6 $146 ({Find the theoretical novelty and annotate with similar games:} 14... N8d7 15. Bd3 e4 16. Bxe4 Bxe4 17. Bxb6 Bxf3 18. Bxd8 Bxd1 19. Bxe7 {1-0 (51) Polschikov,A (2362)-Dolezal,J (1956) Pardubice 2010}) 15. Bd3 Bxd3 16. Qxd3 Qc8 $1 {[%cal Rc8g4]} 17. Bxb6 (17. b3 $11) 17... axb6 $15 18. Rg1 $1 O-O 19. g5 Nb4 20. Qe2 {With the idea gxh6.} (20. Qe4 $5 { [%cal Rg5h6]}) 20... Qf5 $36 {[%mdl 2048] Black is pushing.} 21. Ne4 {Black must now prevent gxh6.} hxg5 22. Nfxg5 Nxa2 (22... Qf4 $15) 23. Qf3 ({White should play} 23. Rd1 $1 $11) 23... Qxf3 24. Nxf3 Nb4 25. Rxa8 Rxa8 26. Kd2 {[#] } (26. Ke2 $15) 26... b5 $1 {[%mdl 512]} 27. Kc3 (27. Ng3 $17 {might work better.}) (27. cxb5 Nxd5) 27... Na2+ $19 28. Kb3 (28. Kc2 {was necessary.} bxc4 29. Kb1) 28... bxc4+ 29. Kxc4 {next Kb3 is good for White.} Ra4+ 30. Kb3 $2 { [#]} (30. Kd3 {is the only way for White.}) 30... Rxe4 31. Kxa2 Rf4 {Precision: White = 37%, Black = 88%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Short, Nigel D"] [Black "Batchimeg, Tuvshintugs"] [Result "1/2-1/2"] [ECO "C11"] [WhiteElo "2662"] [BlackElo "2391"] [Annotator "TA"] [PlyCount "72"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,72,18,9,0,15,0,0,0,293,280,286,285,297,296,574,272,262,108,83,-29, -29,-33,-32,-33,-33,-30,-27,-29,-32,-29,-39,-133,-128,-118,-89,-137,-105,-96, -10,-23,-11,-12,-12,-101,-11,-34,-53,-66,-66,-66,-66,-64,-66,-62,-61]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Bc4 Be7 9. Qe2 O-O 10. O-O-O {C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack} c5 {LiveBook: 5 Games} 11. h4 cxd4 $146 ({Predecessor: } 11... Rb8 12. d5 exd5 13. Bxd5 Qc7 14. Neg5 Nb6 15. Qe4 g6 16. Bxf7+ Rxf7 17. Nxf7 Kxf7 18. h5 Kg7 19. hxg6 hxg6 20. g4 Bf6 21. g5 Be7 22. Rde1 {1-0 (22) Short,N (2684)-Gomez,J (2511) Jakarta 2013}) 12. Rxd4 {The position is equal.} Qc7 13. Neg5 Bf6 $2 {[%mdl 8192] [#]} (13... Nf6 $11) 14. Qe4 $1 $18 {[%csl Gg5][%cal Re4h7][%mdl 512]} g6 15. h5 Nc5 16. Qh4 $1 ({Worse is} 16. Qf4 Qxf4+ 17. Rxf4 Bxg5 $14) 16... b5 $2 (16... h6 {was necessary.}) 17. Bxb5 (17. Rf4 $142 Qe7 18. Rxf6 $1 {[%mdl 512]} Qxf6 19. hxg6) 17... Bxd4 18. Nxd4 (18. Qxd4 $18 Bb7 19. hxg6 fxg6 20. Rxh7 Qf4+ 21. Qxf4 Rxf4 22. Ne5) 18... f6 $16 19. hxg6 (19. Ne4 $16 g5 20. Nxf6+ $1 {[%mdl 512]} Rxf6 21. Qxg5+ Kf7 22. Be8+ Kxe8 23. Qxf6 Nd3+ 24. Kb1) 19... fxg5 $11 20. Qxh7+ Qxh7 21. Rxh7 Rf6 $1 { Threatens to win with ...Ba6.} ({Avoid the trap} 21... Rxf2 $2 22. Nc6 $18) 22. Be8 $1 {aiming for Nc6.} Bb7 23. Bf7+ {[#]} Rxf7 $1 24. Rxf7 {Strongly threatening b4.} (24. gxf7+ Kxh7) 24... Bxg2 25. b4 (25. f3 $1 $15) 25... Rd8 $17 26. Nb5 Nd7 27. Nxa7 Ne5 28. Rc7 Nxg6 (28... Rf8 $17 29. Rc8 Ng4) 29. b5 $11 Nf4 30. a4 Nd5 31. Rc4 {[#]} (31. Rc5 $11 {keeps the balance.}) 31... Ra8 ( 31... Nb6 $1 $17 {[%cal Rb6c4]} 32. Rg4 Bf3 33. Rxg5+ Kf7) 32. Nc8 Bf1 { Black is slightly better.} 33. Rc6 Rxa4 34. Rxe6 Bxb5 {And now ...Kf7 would win.} 35. Re5 Bc6 {Hoping for ...Kf7.} 36. Rxg5+ Kf7 {Precision: White = 52%, Black = 56%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Flores, Diego"] [Black "Williams, Justus"] [Result "1-0"] [ECO "A13"] [WhiteElo "2601"] [BlackElo "2364"] [Annotator "TA"] [PlyCount "73"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,72,64,66,56,7,20,18,36,32,51,20,24,17,368,361,351,351,846,828,820, 825,809,810,916,899,901,902,885,883,867,862,852,842,822,724,702,691,802,785, 772,745,29991,1076,29992,762,29993,29994,29996,29997,29998,29999,29999]} 1. c4 e6 2. Nf3 Nf6 3. Nc3 c5 4. e3 b6 5. d4 cxd4 6. exd4 Bb7 7. Bd3 Be7 8. O-O O-O 9. d5 Bb4 10. Bg5 {E14: Queen's Indian: Classical Variation (4 e3)} Bxc3 11. bxc3 h6 12. Bh4 $1 {LiveBook: 3 Games. White is slightly better.} Na6 $146 ({ Predecessor:} 12... exd5 13. Nd4 dxc4 14. Bxc4 d5 15. Bd3 Nbd7 16. Re1 Re8 17. Qd2 Qc7 {1/2-1/2 (37) Plachetka,J (2402)-Bokros,A (2460) Slovakia 2006}) 13. Nd4 Nc5 14. Re1 Nxd3 15. Qxd3 Ba6 $1 16. Rad1 Rc8 $1 17. Qh3 $36 {[%cal Rd5e6] [%mdl 2048] White is more active.} Rxc4 $2 {[%mdl 8192]} (17... Bxc4 $11 { and Black stays safe.} 18. dxe6 fxe6) 18. dxe6 $18 dxe6 19. Nxe6 Qc8 $2 {[#]} ( 19... Qxd1 20. Rxd1 Bc8) 20. Bxf6 $1 fxe6 {[#]} 21. Bxg7 $1 {[%mdl 512]} Kxg7 22. Rxe6 h5 23. Re7+ Rf7 24. Rxf7+ Kxf7 25. Qxh5+ Ke7 26. Qh7+ Ke6 27. Qg6+ Ke7 28. Qg7+ Ke6 29. Qh6+ Ke7 30. Qg5+ Ke6 31. Rd8 Qc5 32. Qg8+ (32. Qg6+ $142 Ke7 33. Qe8+ Kf6 34. Rd7 Kg5 35. Rg7+ Kf5 36. Rf7+ Kg4 37. h3+ Kh4 38. Qh8+ Kg5 39. Qf6+ Kh5 40. Rh7#) 32... Ke7 33. Qe8+ Kf6 34. Rd7 {White mates.} Qc8 35. Qf7+ Ke5 36. Rd5+ Ke4 37. Qf3# {Precision: White = 77%, Black = 38%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Smirnov, Anton"] [Black "Stokke, Kjetil"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2546"] [BlackElo "2335"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,57,-10,0,12,31,32,26,14,-10,-7,0,0,0,0,-14,-14,-7,-7,-6,-3,-14,-16, -16,-20,-19,-20,-21,-19,-16,-14,-15,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 Qa5 9. Qd2 Nc6 10. Rb1 a6 { D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (10... O-O 11. Rb5 Qc7 12. d5 Ne5 13. Rxc5 Nxf3+ 14. gxf3 Qd7 15. Bd4 b6 16. Rb5 Ba6 17. Rb3 Bxf1 18. Kxf1 Qh3+ {1/2-1/2 (32) Sjugirov,S (2650)-Dubov,D (2683) St Petersburg 2017}) 11. Rc1 f5 12. Bd3 cxd4 13. cxd4 Qxd2+ 14. Kxd2 {[#] LiveBook: 11 Games} fxe4 $146 (14... Rf8 {is more complex.} 15. exf5 Bxf5 16. Rc5 O-O-O 17. Rb1 Rd6) ({Predecessor:} 14... O-O 15. exf5 Bxf5 16. Rb1 b5 17. Rhc1 Na5 18. Rc5 Bxd3 19. Kxd3 {1/2-1/2 (32) Werle,J (2551)-Naumann,A (2561) Novi Sad 2016}) 15. Bxe4 {[#] Black must now prevent Rxc6.} Bf5 16. Bxc6+ bxc6 17. Ne5 {The position is equal.} Bxe5 18. dxe5 Be4 19. f3 Bd5 20. a3 Kd7 21. Rb1 Rhb8 22. Bb6 Rb7 23. Rb4 a5 24. Bxa5 Rba7 25. Bb6 Rxa3 {[#] Hoping for ... Ra2+.} 26. Rhb1 Ra2+ 27. R1b2 Rxb2+ 28. Rxb2 Ra2 29. Rxa2 {Precision: White = 55%, Black = 72%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Lorparizangeneh, Shahin"] [Black "Sergeyeva, Mariya"] [Result "1/2-1/2"] [ECO "E73"] [WhiteElo "2508"] [BlackElo "2332"] [Annotator "TA"] [PlyCount "125"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,125,55,46,105,98,105,104,105,100,104,105,104,123,132,116,120,72,81, 68,134,38,59,0,126,135,130,129,122,0,91,0,126,125,131,22,11,18,19,0,0,0,8,0,4, 7,14,16,23,15,41,0,40,50,53,27,47,11,20,12,5,7,134,127,130,135,128,44,48,47,54, 52,37,52,43,52,264,255,247,87,363,226,492,502,706,207,206,197,387,74,88,95,277, 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Bg5 h6 7. Be3 e5 8. d5 c6 9. Qd2 cxd5 10. cxd5 {LiveBook: 23 Games} Nxe4 {E73: King's Indian: Averbakh Variation without 6...c5} ({Black should try } 10... Nbd7 $14) 11. Nxe4 $16 f5 12. Bxh6 fxe4 {White is better.} 13. Be3 Nd7 $146 ({Predecessor:} 13... Na6 14. Bxa6 bxa6 15. Ne2 Bd7 16. Nc3 Qh4 17. h3 Rac8 18. Bg5 {1-0 (30) Konyshev,A (2252)-Lykov,V (2164) Novokuznetsk 2008}) 14. Nh3 $1 Nc5 15. Ng5 Nd3+ 16. Bxd3 exd3 17. Qxd3 Qa5+ 18. Qd2 Qb5 (18... Qa6 $14) 19. Qe2 (19. Ne4 $16) 19... Qa5+ (19... Qxd5 $6 20. O-O $16) 20. Qd2 ({Better is} 20. Bd2 $1 $14 Qxd5 21. O-O) 20... Qb5 $1 21. Ne4 Qa6 22. Qe2 Qa5+ 23. Qd2 Qa6 $1 24. Qe2 (24. a4 {keeps more tension.} Bf5 25. b4 b5 26. Nc3 Bd7 27. O-O) 24... Qa5+ $1 25. Nc3 $1 Bf5 26. Qb5 (26. O-O $16) 26... Qxb5 $11 27. Nxb5 Bd3 28. a4 e4 29. Nc3 (29. Nxd6 Bxb2 30. Ra2 Bc3+ 31. Bd2 Bxd2+ 32. Rxd2 Rad8 $17) 29... Rac8 {Strongly threatening ...Rxc3.} 30. Kd2 Rc4 31. Ra3 Rb4 32. b3 $1 a5 33. Rc1 Rf5 34. h4 Kf7 35. Na2 Rxd5 36. Rc7+ Kg8 37. Kc1 Be2 {[#]} 38. Rxg7+ $1 {[%mdl 512]} Kxg7 39. Nc3 {[#]} Rd3 (39... Bc4 $1 $11 {[%mdl 512]}) 40. Nxe2 $16 {Hoping for Kc2.} Rdxb3 41. Rxb3 Rxb3 {[#]} 42. Kc2 (42. Bd2 $1 $16) 42... Rb4 $14 43. Nc3 Kf7 44. g4 d5 45. Nxd5 Rxa4 46. h5 {[%cal Bh4h5,Bh5h6][%mdl 32] } Ra1 $2 {[#]} (46... gxh5 $14 47. Nb6 (47. gxh5 b5 $11) 47... Ra2+ 48. Kb3 Ra1 49. gxh5 Rb1+ 50. Kc3 Kg7) 47. h6 $1 $18 g5 48. Nf6 $2 (48. Bxg5 $18 {has better winning chances. aiming for Bc1.} Ra2+ 49. Kc3 Rxf2 50. Be3) 48... Rh1 $2 {[%mdl 8192]} (48... Ra4 $16 49. Nh7 (49. Bxg5 Ra2+ 50. Kc3 Rxf2 $16) 49... Kg6 50. Nxg5 Kxh6) 49. Bxg5 ({Less strong is} 49. Nxe4 Rxh6 50. Nxg5+ Ke7 $16) 49... Kg6 $2 (49... e3 50. fxe3 Kg6) 50. Nxe4 a4 51. Bd2 $2 (51. f4 Rh2+ 52. Kb1) 51... Rh4 52. f3 b5 $2 (52... Rh3 53. f4 Kxh6 54. f5+ Kg7) 53. Nc3 $2 (53. g5 $18 {and the rest is easy.}) 53... a3 $16 54. Kb3 Rh3 $2 (54... b4 $16 { was necessary.}) 55. f4 $2 ({Worse is} 55. Nxb5 a2 $11) ({Only move:} 55. Kxa3 $18 Rxf3 56. Kb2) 55... Kxh6 $11 {The position is equal.} 56. f5+ Kh7 57. g5 Rf3 58. f6 Kg6 59. Bc1 a2 60. Bb2 Kxg5 61. Kxa2 Kxf6 62. Nxb5+ Kg6 63. Bc1 { Precision: White = 48%, Black = 42%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Ly, Moulthun"] [Black "Gomes, Mary Ann"] [Result "1-0"] [ECO "B35"] [WhiteElo "2498"] [BlackElo "2295"] [Annotator "TA"] [PlyCount "111"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,111,10,29,16,16,23,20,12,16,16,16,17,21,14,0,0,23,19,50,45,539,520, 512,494,483,447,780,782,844,838,847,840,822,819,783,757,808,807,720,358,325, 226,211,214,214,214,214,214,211,131,346,189,196,122,280,281,531,385,339,207, 194,147,172,118,177,158,167,184,256,145,233,157,168,158,166,158,1331,249,225, 193,255,250,358,350,544,537,514,507,29973,29977]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. h3 Bd7 10. O-O Nxd4 11. Bxd4 Bc6 12. Qd3 b5 {LiveBook: 10 Games} 13. Nd5 {B72: Sicilian Dragon: 6 Be3, lines with h3+Bc4 and sidelines} (13. Rfe1 b4 14. Nd5 Nxd5 15. Bxd5 Bxd5 16. exd5 Bxd4 17. Qxd4 a5 18. a3 Rb8 19. Qd2 bxa3 20. b3 Qc7 21. Rxa3 Rb5 22. Ra4 Rc5 23. Re2 e5 24. dxe6 fxe6 25. Rd4 d5 26. Qe3 Rf6 27. Rdd2 {1/2-1/2 (27) Cornette,M (2577)-Hracek,Z (2606) Novi Sad 2009}) 13... e6 14. Nxf6+ Bxf6 15. Rfe1 {The position is equal.} Bxd4 $146 ({Predecessor:} 15... Rc8 16. c3 Bxd4 17. Qxd4 Qe7 18. a4 Rc7 19. a5 Rd8 20. Rad1 Rcd7 {1/2-1/2 (48) Nardelli,M (2113)-Fierro Baquero,M (2379) Bratto 2008}) 16. Qxd4 a5 17. a3 Qc7 18. Re3 Rfd8 19. Rae1 Rab8 20. Qf6 d5 21. h4 $1 {[%cal Bh3h4,Bh4h5][%mdl 32]} dxe4 $2 { [%mdl 8192] [#]} (21... a4 $14) 22. h5 $1 $18 {[%cal Rh5g6][%mdl 512] White wants to mate with hxg6.} Bd5 (22... gxh5 23. Rg3+) 23. h6 {[%csl Gh6][%cal Rf6g7]} Kf8 24. Bxd5 Rxd5 (24... exd5 $142 25. Rf3 Qd7) 25. Rxe4 Rb6 26. Rf4 Rf5 27. Rxf5 gxf5 {[%mdl 4096] Endgame KQR-KQR} 28. Qg7+ Ke7 29. Qxh7 Qf4 30. Qg7 Rb8 31. g3 (31. h7 $142) 31... Qd2 32. Rf1 Qd8 33. Qg5+ Kf8 34. Qf4 { Strongly threatening Qe5.} Rc8 {[#]} 35. Qe5 $1 {And now h7 would win.} Ke7 36. c3 ({Resist} 36. Qxb5 Kf6) 36... Qd7 $2 (36... Qh8 $16 {was worth a try.} 37. Qe3 (37. Qxb5 Kf6 $16) 37... Qf6) 37. Qe2 (37. Re1 $142) 37... Rd8 38. Qh5 ({ Better is} 38. Re1 $18) 38... Qe8 $2 (38... Qd2 $16 {was necessary.} 39. h7 Rh8 ) 39. Re1 {Qxf5 is the strong threat.} Rd5 $2 (39... Qh8 40. h7 Qf6) 40. Qg5+ f6 41. Qe3 Kf7 42. Qf3 Rd8 43. Qh5+ (43. Qe2 $18) 43... Kf8 (43... Kg8 $16 44. Qh4 Qe7) 44. Qe2 e5 45. Rd1 Rd7 (45... Rxd1+ $142 46. Qxd1 Kg8) 46. Rd2 $40 { [%mdl 128] Black is in trouble.} (46. b4 $18) 46... Qd8 (46... Rxd2 $16 47. Qxd2 Kf7) 47. h7 Kg7 48. Rxd7+ Qxd7 {KQ-KQ} 49. Qh5 {[%cal Rh7h8]} Qc8 $2 ( 49... Kh8 $16 50. Qg6 Qe6) 50. Kh2 $2 (50. a4) 50... a4 51. Kg1 Kh8 (51... Qh8 $142 52. Qxf5 Qxh7 53. Qd7+ Kg8 54. Qxb5 Qb1+ 55. Kg2 Qe4+ 56. f3 Qc2+ 57. Kf1 Qh2) 52. Qf7 e4 (52... Qd8 {might work better.} 53. Kg2 f4 54. gxf4 exf4) 53. Kg2 ({Weaker is} 53. Qxf6+ Kxh7 54. Qf7+ Kh6 $18) 53... Qd8 (53... Qc4 $142 54. Qxf6+ Kxh7 55. Qxf5+ Kg7 56. Qd7+ Kg6 57. Qd6+ Kf7 58. Qd7+ Kg6 59. Qg4+ Kh6 60. Qf4+ Kg6 61. Qg4+ Kf7 62. Qd7+ Kg8 63. Qe8+ Kg7 64. Qd7+ Kg6) 54. Kh3 Qc8 55. Kh4 Qd8 (55... Qc4 $18 56. Qxf6+ Kxh7) 56. Kh5 {Precision: White = 54%, Black = 37%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Santiago, Yago De Moura"] [Black "Enkhtuul, Altan-Ulzii"] [Result "0-1"] [ECO "A21"] [WhiteElo "2476"] [BlackElo "2292"] [Annotator "TA"] [PlyCount "125"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,125,2,-1,-9,0,-3,16,13,39,-6,29,19,30,42,34,20,37,0,0,-45,-19,-10,-10, -7,-12,-21,0,0,2,0,4,-80,-74,-106,-85,-96,-61,-66,-59,-60,-60,-75,-55,-63,-66, -58,-64,-68,-77,-71,-74,-72,-70,-76,-72,-143,-154,-144,-150,-172,-177,-191, -182,-178,-160,-329,-329,-298,-304,-444,-450,-382,-404,-437,-434,-358,-136, -244,-248,-299,-310,-312,-312,-527,-471,-358,-312,-1365,-1339,-981,-545,-545, -538,-538,-523,-538,-522,-478,-431,-608,-357,-1203,-1142,-1392,-1361,-1384, -1384,-1316,-1279,-1102,-1255,-1102,-1255,-1106,-1091,-1033,-1043,-1255]} 1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. g3 Ne7 5. Bg2 O-O {LiveBook: 3 Games} 6. Nf3 { [%cal Bg1f3,Bf3d4,Bd4c2][%mdl 32] A21: English Opening: 1...e5 2 Nc3} Nxd5 7. cxd5 e4 8. Nd4 {The position is equal.} Qf6 $146 ({Predecessor:} 8... Qg5 9. Nb5 c6 10. a3 cxb5 11. axb4 Qxd5 12. Rxa5 Rxa5 13. bxa5 {0-1 (36) Kovacevic,B (2482)-Volokitin,A (2681) Murska Sobota 2007}) 9. Nc2 Qe5 (9... Bc5 {keeps more tension.} 10. O-O Qg6 11. d3 exd3 12. Qxd3 d6) 10. O-O Qxd5 11. d3 Qe6 12. dxe4 Bc5 13. Kh1 d6 14. f4 Qe7 15. Be3 Nd7 16. Bd4 Bxd4 17. Qxd4 Re8 18. Ne3 Nf6 19. Rfd1 Bd7 20. Rac1 (20. Rd2 $11) 20... Bc6 $1 $17 {[%cal Rc6e4]} 21. Nf5 Qe6 {[%cal Rc6e4]} 22. Kg1 g6 23. Nh6+ Kg7 24. g4 $1 {[%cal Rg4g5] Hoping for g5.} Kxh6 25. g5+ Kg7 26. Qxf6+ Qxf6 27. gxf6+ Kxf6 28. e5+ $1 dxe5 {Threatens to win with ...Bxg2.} 29. Bxc6 bxc6 30. Rxc6+ $15 {[%mdl 4096] Endgame KRR-KRR} Kg7 31. Rxc7 exf4 32. Kf2 ({White should try} 32. Rdd7) 32... Re5 $17 33. Rdd7 Rf5 34. b3 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 35. Re7 Ra6 36. Kf3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 37. Ra7 $2 (37. h3 $17) 37... g4+ $19 38. Kf2 Rg6 39. Rac7 (39. Re4 {was worth a try.}) 39... h4 40. Rc1 f3 {White must now prevent . ..g3+.} 41. exf3 Rxf3+ 42. Kg1 Rf5 $2 (42... Rd6 $19 {has better winning chances. Strongly threatening ...Rd2.} 43. Re5 Rd2 44. Rg5+ Kf8) 43. Re4 (43. h3 $17 {was called for.}) 43... Rd5 44. Rf4 {[#]} f5 $1 45. Rcf1 {[#]} Kf6 $1 46. a3 $2 (46. h3 {might work better.} Kg5 47. Rc4) 46... Kg5 47. b4 axb4 48. axb4 $2 (48. Rxb4 Ra6 49. Rb8) 48... h3 49. Rc4 Rf6 50. Rc5 Rd2 51. b5 Rg2+ 52. Kh1 Rb2 53. Kg1 Kg6 54. Rf4 (54. Rf2 $142 Rb1+ 55. Rf1) 54... Rb1+ 55. Kf2 $2 ( 55. Rf1 Rb4 56. Rd1) 55... Kg5 {Black is clearly winning.} 56. Rd4 Rb2+ 57. Ke3 Rxh2 58. Rd8 Rb2 59. Rg8+ Rg6 60. Rf8 Re6+ 61. Kd3 Rf6 62. Rg8+ Kf4 63. Kd4 { Precision: White = 36%, Black = 76%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Low, Zhen Yu Cyrus"] [Black "Melkumyan, Hrant"] [Result "0-1"] [ECO "B13"] [WhiteElo "2405"] [BlackElo "2669"] [Annotator "TA"] [PlyCount "62"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,62,40,37,30,21,37,31,32,33,54,55,48,47,56,54,56,0,0,0,21,36,29,0,23, 0,0,0,0,0,0,0,0,0,0,-38,-36,-37,-14,-45,0,-615,-608,-1167,26]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 e5 7. dxe5 Nxe5 8. Nf3 Bd6 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} 9. O-O O-O 10. Nxe5 Bxe5 11. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5][%mdl 32] LiveBook: 3 Games} Bc7 12. Nf3 Qd6 13. Re1 Bd7 14. Ne5 Be6 $146 ({Predecessor:} 14... Rfe8 15. Bf4 Ne4 16. Bxe4 dxe4 17. Rxe4 Qxd1+ 18. Rxd1 {1-0 (51) Lupulescu,C (2592)-Nemes,S (2254) Baile Olanesti 2010}) 15. Bf4 {Black must now prevent Ng6.} Qb6 16. Qd2 Rfd8 17. Be3 Qd6 18. Bd4 (18. Nf3 $1 $14) 18... Ne4 $11 19. Qc2 f6 20. Nf3 {And now c4 would win.} Re8 21. Kf1 Qd7 22. Bxe4 dxe4 23. Rxe4 Bd5 24. Rxe8+ Rxe8 25. Re1 Rxe1+ 26. Nxe1 Bxa2 27. Nd3 Bc4 {...Qb5 is the strong threat.} 28. b3 Ba6 29. Kg1 Qe6 30. f3 $2 {[%mdl 8192] [#]} (30. c4 $11) 30... Bxd3 $1 $19 31. Qxd3 Qe1+ {[%mdl 32768] Precision: White = 39%, Black = 58%. . Loss on Time!?} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Thakur, Akash"] [Black "Gustafsson, Jan"] [Result "0-1"] [ECO "D01"] [WhiteElo "2344"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,76,0,0,0,0,0,0,28,16,29,-12,0,-4,0,-5,32,-25,0,0,0,0,0,0,47,53,44, -165,-170,-176,-168,-238,-208,-218,-225,-272,-270,-383,-379,-410,-419,-420, -418,-393,-416,-408,-408,-564,-594,-579,-565,-1075,-1097,-1660,-672,-527,-667, -660,-622,-1073,-1047,-2085,-1934,-29985,-29986]} 1. d4 d5 2. Nc3 Nf6 3. Bg5 c5 4. Bxf6 gxf6 {[%cal Bg7f6,Bf6f5][%mdl 32]} 5. e4 dxe4 6. dxc5 {D01: Veresov Opening} f5 (6... Qa5 7. Bb5+ Bd7 8. a4 a6 9. Ra3 Nc6 10. Nge2 e6 11. b4 Qxb4 12. Rb3 Qa5 13. O-O axb5 14. Nxe4 Be7 15. axb5 {0-1 (33) Gareyev,T (2604) -Robson,R (2656) Saint Louis 2015}) 7. Qxd8+ Kxd8 8. O-O-O+ {LiveBook: 7 Games. The position is equal.} Nd7 9. g4 fxg4 10. h3 {[#]} g3 $1 {[%mdl 512]} 11. fxg3 Kc7 $146 ({Predecessor:} 11... f5 12. Bc4 Kc7 13. Nge2 Nxc5 {1/2-1/2 (21) Duiven,G (1901)-Koegeler,A (2128) ICCF email 2015}) 12. Bc4 Ne5 13. Bb3 Bd7 14. Nge2 e6 15. Rhf1 (15. Nxe4 $14 a5 16. a3) 15... Bxc5 16. Nxe4 Be3+ 17. Kb1 Bc6 $36 {[%mdl 2048] Black fights for an advantage.} 18. N2c3 Rad8 19. Rde1 $1 { [%cal Re1e3]} Bd4 20. Ba4 $2 {[#]} (20. Ng5 $1 $14 {keeps the upper hand.}) 20... Bxc3 $1 $19 21. Nxc3 Nf3 22. Bxc6 (22. Re2 $142 Nd2+ 23. Rxd2 Rxd2 24. Rxf7+ Rd7 25. Rf4) 22... Nd2+ ({Worse is} 22... Nxe1 23. Bh1 $14) 23. Kc1 Nxf1 24. Rxf1 {aiming for Bb5.} Kxc6 25. Rxf7 (25. Rf3 $142) 25... Rhf8 26. Rxf8 Rxf8 {[%mdl 4096] Endgame KR-KN} 27. Kd2 Rf3 28. Ne2 {Threatens to win with Nd4+.} e5 29. a4 h5 30. h4 a6 31. Ke1 Kd5 32. Kd2 Ke4 33. Nc3+ {[#]} Kf5 (33... Rxc3 $142 $1 {[%mdl 512]} 34. bxc3 Kf3) 34. Ne2 Kg4 35. a5 Kf5 36. Ke1 Ke4 37. Kd2 Rf2 38. b3 Kf3 {Precision: White = 33%, Black = 67%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Nie, Xinyang"] [Black "Gareyev, Timur"] [Result "1-0"] [ECO "A46"] [WhiteElo "2334"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "64"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,64,50,43,26,50,45,72,77,66,57,89,65,79,79,93,76,69,79,68,85,74,52,60, 34,49,47,50,49,48,44,48,45,44,31,33,37,28,34,96,96,199,187,187,187,187,187,494, 481,511]} 1. d4 Nf6 2. Nf3 c5 3. e3 d5 4. c4 e6 5. cxd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. dxc5 Bxc5 9. O-O {D30: Queen's Gambit Declined: Systems without Nc3} O-O {LiveBook: 12 Games} 10. b3 (10. Nc3 Nb6 11. b3 Qe7 12. a4 Rad8 13. Bb2 Rfe8 14. Nb5 Ne4 15. Nxa7 Nc4 16. Bd4 Bxa7 17. Bxa7 {1-0 (58) Simantsev,M (2495)-Tosic,M (2416) Cheliabinsk 2018}) 10... Re8 11. Nc3 $146 {White is slightly better.} ({Predecessor:} 11. Ba3 Rc8 12. Bxc5 Nxc5 13. b4 Nce4 14. h3 Qb6 15. a3 h5 16. Ra2 g5 {1/2-1/2 (36) Herschmann,H-Newrick,W St Helier 2002}) 11... Ne5 12. Nxe5 Rxe5 13. Bb2 Rg5 14. Qf3 Qd7 15. Rad1 Re8 {[#]} 16. Nxd5 $1 {[%mdl 512]} Nxd5 17. e4 {[%cal Be3e4,Be4d5,Bd5d6,Bd6d7][%mdl 32]} Qg4 18. Qxg4 Rxg4 19. exd5 {Threatens to win with d6.} Rge4 20. d6 {Rd5 is the strong threat.} f6 21. Rd5 b6 22. d7 Rd8 23. Bc3 Kf7 24. Rfd1 $36 {[%mdl 2048] White is pushing.} Ke7 25. Kf1 Re6 $1 26. b4 Bd6 27. Bd2 Bb8 {[#]} (27... Re4 $14) 28. b5 $1 $16 {Hoping for Bb4+.} Re5 (28... Bd6 $16) 29. Bb4+ Ke6 30. R5d4 { aiming for f4.} Rxb5 31. f4 Rf5 $2 (31... Bxf4 {is more resistant.} 32. Rxf4 Rxd7 33. Rxd7 Kxd7) 32. Re1+ $18 Be5 {Precision: White = 84%, Black = 39%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Raja Rithvik R"] [Black "Krysa, Leandro"] [Result "0-1"] [ECO "D85"] [WhiteElo "2280"] [BlackElo "2543"] [Annotator "TA"] [PlyCount "93"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,93,4,36,31,37,11,25,-45,-34,-45,-48,-45,-39,-57,-58,-53,-58,-80,-16, -14,-9,-9,-9,-14,-15,-12,-18,-44,-37,-41,-40,-63,-58,-50,-12,-16,-15,-18,-14, -14,-19,-22,-9,-5,-7,-24,-27,-36,-16,-20,-16,-31,0,0,0,0,0,0,0,-8,0,-17,-10, -77,-8,-31,0,0,0,0,0,0,0,-83,-90,-29990]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Nd7 {[%cal Bb8d7,Bd7f6,Bf6h5,Bh5f4][%mdl 32]} 8. Nf3 O-O 9. Be2 c5 10. O-O {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} Nf6 {LiveBook: 8 Games} (10... Nb6 11. Qd1 Bg4 12. Be3 Bxf3 13. Bxf3 Nc4 14. e5 Nxe3 15. fxe3 Qa5 16. Qb3 e6 17. Rab1 Bh6 { 0-1 (57) Krasenkow,M (2671)-Gledura,B (2613) Stockholm 2018}) 11. Bd3 b6 12. Bb2 $146 {White is slightly better.} ({Predecessor:} 12. Bg5 Bb7 13. Rfe1 h6 14. Bh4 Nh5 15. Rad1 Qc7 16. Ba6 Rac8 17. dxc5 Bxa6 18. Qxa6 Qxc5 19. Qxa7 { 0-1 (69) Dolezal,C (2439)-Obregon,C (2537) Buenos Aires 2015}) 12... Nh5 13. Rfe1 (13. g3 $11) 13... Bg4 $1 $15 14. Nd2 Nf4 15. Bf1 e5 16. h3 Bd7 17. Qd1 exd4 18. cxd4 cxd4 (18... Qg5 $17 {...Nxh3+ is the strong threat.} 19. Kh1 cxd4 ) 19. Nf3 $11 d3 20. Bxg7 Kxg7 21. Qd2 Qf6 {Threatening ...Nxh3+!} 22. Qe3 Ne6 23. e5 Qf4 24. Bxd3 Rac8 25. Be4 Qxe3 26. Rxe3 Bc6 27. Bxc6 $1 Rxc6 28. Rd1 Rfc8 29. Nd4 Nxd4 30. Rxd4 {[%mdl 4096] Endgame KRR-KRR} Rc1+ 31. Kh2 R8c7 32. Red3 R1c2 33. Rd2 g5 34. a4 Rxd2 35. Rxd2 {KR-KR} Rc4 36. a5 $1 bxa5 37. Rd7 Re4 38. Rd5 a4 39. Ra5 h5 40. Rxa7 Kg6 41. g3 (41. f3 $11 {remains equal.} Rf4 42. g4) 41... Rc4 ({But not} 41... Rxe5 42. Rxa4 Rb5 43. Kg2 $11) (41... Kf5 $17 42. Rxf7+ Kxe5) 42. Kg2 Rb4 43. Kf3 Kf5 44. Rxf7+ Kxe5 {And now ...a3 would win.} 45. Rg7 $1 g4+ 46. Kg2 {[#]} (46. hxg4 $11 {was the only way to keep the balance.} hxg4+ 47. Ke3) 46... Kd4 $1 $17 {Threatens to win with ... a3.} 47. Rxg4+ $2 {[%mdl 8192] Precision: White = 59%, Black = 57%.} (47. Rg5 $17) 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Miciano, John Marvin"] [Black "Deepan Chakkravarthy J"] [Result "0-1"] [ECO "C11"] [WhiteElo "2260"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "74"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,74,26,35,21,16,14,0,0,-33,-16,-27,-36,-14,-17,-18,-12,-9,-15,-32,0,0, 0,0,0,-75,-77,-185,-174,-170,-184,-190,-176,-169,-112,-130,-126,-182,-187,-164, -157,-163,-161,-174,-180,-248,-231,-551,-545,-811,-793,-735,179]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. Be3 O-O 8. dxc5 Nc6 9. Qd2 Bxc5 10. Bxc5 Nxc5 11. O-O-O Qa5 12. Kb1 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} Rb8 13. Qe3 {LiveBook: 4 Games} Bd7 $146 ({Predecessor:} 13... Rd8 14. Nd4 Bd7 15. Be2 Rbc8 16. g4 Nxd4 17. Rxd4 Na4 18. Nxa4 Bxa4 19. c3 Bb5 {1-0 (27) Edouard,R (2638)-Adla,D (2469) Caleta 2015}) 14. a3 {The position is equal.} Rfc8 15. g4 Ne7 16. Rg1 b5 {aiming for ...b4.} 17. b4 Qxa3 18. Nxd5 $1 Qxe3 19. Nxe3 Bc6 20. Nd4 $1 Na4 {Threatens to win with ...Nc3+.} 21. Rd2 Ng6 22. Nxc6 Rxc6 23. Rd4 $1 Rcc8 24. Rg2 (24. Kc1 $1 $11) 24... Ne7 $17 25. Nd1 { [#]} (25. Rd3 $17 {was worth a try.}) 25... Nc6 $1 $36 {[%cal Rc6d4][%mdl 2048] Black is really pushing.} 26. Re4 Rd8 27. Bd3 {[#]} a5 $1 28. bxa5 Nc5 (28... Ra8 $19 29. Re3 Rxa5) 29. Re3 $17 Rd4 30. Rf2 (30. f5 $17 {was called for.}) 30... Nxa5 $19 31. Nb2 Nc4 32. Rg3 g5 33. fxg5 Nxe5 34. h3 (34. Re2 {was necessary.} Nexd3 35. cxd3) 34... Rb4 35. Bf1 $2 (35. Re2 {is a better chance.} Nexd3 36. cxd3) 35... Ne4 {Black is clearly winning.} 36. Re3 Nxf2 37. Rxe5 Nd3 $4 {[%mdl 40960] Precision: White = 42%, Black = 79%. . Loss on Time!?} (37... Nd1 $19 {avoids the disaster.} 38. Be2 Nxb2) 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.15"] [Round "3"] [White "Vaingorten, Yaaqov"] [Black "Goh, Wei Ming Kevin"] [Result "1/2-1/2"] [ECO "A45"] [WhiteElo "2226"] [BlackElo "2472"] [Annotator "TA"] [PlyCount "145"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,145,-10,-19,39,14,29,33,49,-78,25,0,10,-42,0,0,0,0,0,0,0,14,46,43,44, 14,35,-106,-50,-72,0,-85,-85,-85,-33,-30,-28,-21,0,-62,0,0,0,0,0,0,0,-79,-5, -129,0,0,0,-8,-8,-14,-23,-26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1301, 897,2104,1831,1723,1730,1512,1456,1120,1080,413,0,0,0,12835,12835,12836,12836, 12837,12837,12837,12838,12838,12839,12839,12839,12845,12839,12845,0,0,0,0,0, 12844,12844,12844,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. f3 g5 5. fxe4 gxh4 6. e3 Bh6 7. Qd3 {A45: Trompowsky Attack} Qb6 8. b3 ( 8. Na3 Nc6 9. Nc4 Qc7 10. d5 Ne5 11. Nxe5 Qxe5 12. c3 f5 13. exf5 d6 14. Nf3 Qxf5 15. Qxf5 Bxf5 {1/2-1/2 (67) Grafl,F (2371)-Gascon del Nogal,J (2496) Sabadell 2017}) 8... Nc6 9. c3 {LiveBook: 10 Games} Qa5 (9... e5 $11) 10. Nf3 $14 cxd4 $146 ({Predecessor:} 10... d6 11. d5 Ne5 12. Nxe5 dxe5 13. Nd2 h3 14. gxh3 Bd7 {1-0 (31) Augustin,A (1948)-Schoeller,W (2003) Germany 2005}) 11. exd4 d5 12. e5 (12. b4 $1 $14 Qd8 13. b5) 12... Bg4 (12... f6 $17 13. exf6 O-O) 13. Be2 h3 14. g3 (14. gxh3 $11 Bh5 15. Nh4 Bxe2 16. Kxe2) 14... O-O-O 15. O-O f6 16. exf6 exf6 17. Nh4 Bxe2 18. Qxe2 Rde8 19. Qg4+ Kb8 20. Nf5 ({Of course not} 20. Qxh3 Nxd4 $1 {[%mdl 512]} 21. Nf5 Nxf5 $17) 20... Bg5 21. Qd1 (21. Qxh3 $14 {keeps the upper hand.} Qa6 22. Qg2) 21... h5 (21... Qa6 $17 22. Kh1 Qe2 23. Qxe2 Rxe2) 22. a4 h4 (22... Re6 $17) 23. Ra2 (23. gxh4 $11 Bxh4 24. Qf3) 23... hxg3 $17 24. hxg3 Qc7 (24... Ne7 $17 25. Nd6 Reg8) 25. Re2 $15 Rxe2 26. Qxe2 Qd7 27. Na3 (27. Kh2 $11) 27... Re8 (27... Na5 $15 28. Qe7 Qxe7 29. Nxe7 Nxb3) 28. Qf3 $11 Ne7 29. Nc2 Nxf5 30. Qxf5 Qc7 31. Qf3 (31. Rf3 $11) 31... Bd2 ( 31... Rc8 $17 32. Nb4 Qxc3 33. Qxc3 Rxc3) 32. Kh2 (32. Rf2 $11 Qxc3 33. Qxc3 Bxc3 34. Kh2) 32... Bxc3 (32... Qxc3 $17 33. Qxc3 Re2+ 34. Kxh3 Bxc3) 33. Rf2 a6 34. Qf4 (34. Qxf6 {is more complex.} Ka7 35. b4 Qc4 36. a5 Re2 37. Qb6+) 34... Qxf4 35. gxf4 {[%mdl 4096] Endgame KRB-KRN} Kc7 36. Kxh3 f5 37. Kg3 Be1 38. Nxe1 Rxe1 {KR-KR} 39. Rh2 Rg1+ 40. Kf2 Rb1 41. Rh5 Rxb3 42. Rxf5 Kd6 43. Rf6+ Kd7 44. Rf5 Ke6 45. Re5+ Kd6 46. f5 Rc3 47. a5 Rc2+ $2 {[%mdl 8192]} ( 47... Kd7 $11) 48. Ke3 Rc3+ 49. Kf4 Rd3 50. Re6+ Kd7 51. Ke5 Re3+ 52. Kxd5 Ra3 53. Ke5 $2 ({Only move:} 53. Rd6+ $1 $18 Ke7 54. Ke5) 53... Rxa5+ 54. d5 { Black must now prevent f6.} Ra1 $2 {[%mdl 8192] [#]} (54... Ra3 $11) 55. f6 $1 $18 {[%cal Rf6f7]} Re1+ 56. Kf5 Rf1+ 57. Kg6 Rg1+ 58. Kh7 Rh1+ 59. Kg7 Rg1+ 60. Kf8 Rg5 61. f7 Rxd5 62. Rf6 $2 (62. Rb6 $18 {Hoping for Kg7.} Rg5 63. Rb2 (63. Rxb7+ Kc6 $16)) 62... Rg5 $11 63. Rf1 {Threatens to win with Rd1+.} b5 { [%cal Bb7b5,Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 64. Rd1+ Kc6 $2 {[%mdl 8192]} (64... Ke6 $11) 65. Ke7 $18 Rg7 {[#]} 66. Kf6 $2 (66. Ke6 $1 $18 Rxf7 67. Rc1+ (67. Kxf7 b4 $16) 67... Kb6 68. Kxf7) 66... Rxf7+ $1 $11 {The position is equal.} 67. Kxf7 {Strongly threatening Kf6. KR-KPP} b4 68. Ke6 Kc5 69. Rc1+ Kd4 70. Ra1 b3 {aiming for ...b2.} 71. Rxa6 b2 72. Rb6 Kc3 73. Ke5 {Precision: White = 46%, Black = 52%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Melkumyan, Hrant"] [Black "Nguyen, Anh Khoi"] [Result "1/2-1/2"] [ECO "E71"] [WhiteElo "2669"] [BlackElo "2444"] [Annotator "TA"] [PlyCount "100"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,100,39,60,47,54,60,61,63,96,0,4,0,91,65,73,40,38,-6,12,0,0,6,62,71, 75,52,154,170,420,265,252,262,356,341,307,259,876,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 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 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 Na6 7. Nf3 e5 8. d5 Nc5 9. Nd2 a5 10. g4 c6 11. Qc2 {E90: King's Indian: Classical: Early deviations and 6 h3} Bd7 { LiveBook: 6 Games} 12. O-O-O cxd5 13. exd5 {White is slightly better.} a4 14. a3 {[#]} Qa5 $146 15. g5 (15. Be2 $16) 15... Nh5 $11 16. Bxc5 dxc5 (16... Qxc5 $11 17. Nde4 Qb6) 17. Be2 f5 18. Bxh5 (18. gxf6 $5 Nxf6 19. Kb1 $11) 18... gxh5 19. Nf1 h4 20. Ne3 e4 21. d6 {[%cal Bd5d6,Bd6d7][%mdl 32]} b5 (21... Bxc3 $1 $11 22. bxc3 Rad8) 22. Ncd5 $14 Kh8 23. Nf6 $1 {[%cal Rf6d7]} Be6 (23... Bxf6 $14 24. gxf6 Rxf6) 24. d7 $16 Bxc4 $2 (24... Qc7 {was worth a try.}) 25. Nxc4 bxc4 {[#]} 26. Rd5 $1 ({Weaker is} 26. Qxc4 Qb6 $16) 26... Rab8 27. Rhd1 ({Not } 27. Rxf5 h6 $18) (27. Qxc4 Qb6 $11) 27... h6 28. Rxf5 hxg5 $2 {[#]} (28... c3 ) 29. Rd6 $2 (29. Qe2 $1 $18 {[%cal Re2h5] White wants to mate with Qh5+.} Bxf6 30. Qh5+ Kg7 31. Rxg5+ Bxg5+ 32. Qxg5+ Kf7 33. Qf5+ Ke7 34. Qh7+ Rf7 35. Qxe4+ Kf8 36. Qxh4) 29... Bxf6 $11 {The position is equal.} 30. Rfxf6 Rxf6 31. Rxf6 { [%mdl 4096] Endgame KQR-KQR} Qe1+ 32. Qd1 Qxd1+ 33. Kxd1 {KR-KR} Rd8 34. Rd6 Kg7 35. Ke2 Kf7 36. Rd5 Ke6 37. Rxg5 Rxd7 38. Rxc5 Rb7 39. Rxc4 Rxb2+ 40. Kf1 Kf5 41. Rxa4 Ra2 42. Ra8 Ra1+ 43. Ke2 Rh1 44. a4 {Hoping for a5.} Rxh3 45. a5 { Threatens to win with a6.} Ra3 46. Kf1 Kg4 47. a6 Kf3 {[%cal Ra3a1]} 48. Rf8+ Kg4 49. Ra8 Kf3 {[%cal Ra3a1]} 50. Rf8+ Kg4 {Precision: White = 77%, Black = 51%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Gustafsson, Jan"] [Black "Raghunandan, Kaumandur Srihari"] [Result "1-0"] [ECO "E62"] [WhiteElo "2643"] [BlackElo "2434"] [Annotator "TA"] [PlyCount "105"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,105,38,29,38,31,40,39,39,41,41,36,36,39,37,37,35,24,24,0,7,6,18,12,4, 6,19,18,32,21,25,11,29,14,45,36,37,29,55,47,45,53,106,97,92,108,102,104,157, 115,112,93,124,120,172,166,184,65,54,0,191,196,196,196,189,177,192,195,274,283, 392,354,353,342,409,406,420,367,371,367,614,612,685,661,652,620,12841,12841, 12841,12842,12842,12843,12843,12843]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Bf5 8. Ng5 {LiveBook: 14 Games. E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} (8. Ne1 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}) 8... d5 9. Qb3 Qb6 $146 ({Predecessor:} 9... Qd7 10. cxd5 h6 11. e4 Bg4 12. Nf3 cxd5 13. Ne5 Qc7 14. Nxg4 Nxg4 15. Nxd5 {1-0 (35) Carrascoso Morales,A (2348)-Inat Huelamo,C (1747) Quart de Poblet 2014}) 10. cxd5 {e4 is the strong threat.White is slightly better.} Qxb3 11. axb3 {aiming for e4.} cxd5 12. Nxd5 Nxd5 13. Bxd5 Nc6 14. e3 h6 15. Nf3 Rfd8 16. Bc4 Be4 17. Ne1 e5 18. f3 Bd5 19. Nd3 exd4 {[#] And now ...Bxc4 would win.} 20. e4 Bxc4 21. bxc4 Rdc8 22. f4 Nd8 23. c5 Bf8 24. b4 $36 {[%mdl 2048] White has some pressure.} a5 25. Rxa5 Rxa5 26. bxa5 Bxc5 27. Bd2 Ba7 (27... Be7 $14) 28. Kf2 $16 Rc2 29. Ke2 Ra2 30. Rb1 Bb8 (30... Ra3 $142) 31. Rb5 Bc7 32. Nc5 h5 33. Kd3 h4 (33... Kf8 $16 {was necessary.} 34. e5 (34. Nxb7 Nxb7 35. Rxb7 Bxa5 $16) 34... Ke8) 34. gxh4 $18 ( 34. Nxb7 $6 Nxb7 35. Rxb7 Bxa5 $14) 34... Ra3+ 35. Rb3 (35. Kc4 $18) 35... Ra2 $14 36. Rb5 (36. h5 $14) 36... Ra3+ $1 $18 37. Kc4 Ra2 {[#]} 38. Nb3 $1 ({ Don't play} 38. Nxb7 $6 Nxb7 39. Rxb7 Bxa5 $16) 38... Nc6 39. h5 ({Inferior is } 39. Rxb7 Rxd2 40. Rxc7 Nxa5+ 41. Kb4 Nxb3 $15) 39... gxh5 40. Rxh5 Rc2+ ( 40... Ra4+ {keeps fighting.} 41. Kd3 Ra3) 41. Kd3 Rb2 42. Rb5 Ra2 43. e5 ({ Don't do} 43. Rxb7 Nxa5 44. Bxa5 Bxa5 $18) 43... Ra3 44. Ke4 d3 45. h4 { [%cal Bh2h4,Bh4h5][%mdl 32]} Bd8 46. h5 Be7 $2 (46... Bc7 47. h6 Ra4+ 48. Ke3 Nd8) 47. Rxb7 {White is clearly winning.} Bb4 48. Bxb4 Rxb3 49. a6 Nxb4 50. a7 Ra3 51. Rb8+ Kg7 52. a8=Q Rxa8 53. Rxa8 {Precision: White = 80%, Black = 46%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Krysa, Leandro"] [Black "Zhu, Yi"] [Result "1-0"] [ECO "E62"] [WhiteElo "2543"] [BlackElo "2408"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,87,69,64,64,79,84,82,92,81,0,16,16,8,0,5,0,98,89,72,0,0,0,0,0,0,-13, -25,-11,28,21,23,-47,-27,-25,-22,-21,0,0,0,0,0,0,82,68,292,241,516,483,761,758, 729,705,685,0,495,411,422,60,330,322,322,0,77,71,5839,5843,5843,5843,5119,4950, 29988,29989]} 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c6 7. Nc3 Qa5 8. e4 Be6 9. d5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} Bg4 {LiveBook: 9 Games} 10. Bd2 Rc8 $146 ({ Predecessor:} 10... Nfd7 11. Qc2 Bxf3 12. Bxf3 Qc7 13. Rac1 a5 14. a3 Na6 15. Be2 Nac5 16. Be3 Rfe8 17. Rcd1 Qb6 18. Na4 Qb3 19. Qxb3 Nxb3 20. Bg4 Ne5 21. Be2 Nd7 22. Bg4 Ne5 {1/2-1/2 (22) Vignesh,N (2399)-Azaladze,S (2499) Mumbai 2015}) 11. h3 {White is better.} Bxf3 12. Qxf3 cxd5 13. exd5 ({Better is} 13. e5 $16 Ne8 14. e6 (14. Nxd5 Qd8 $16) (14. Qxd5 Qxd5 15. Bxd5 Nc6 $14)) 13... Rxc4 $11 14. Qe2 Qa6 $1 15. Qxe7 Nbd7 16. Rfe1 {Black must now prevent Bf1.} Bf8 (16... Rb4 $11 {remains equal.}) 17. Qe2 $16 Re8 18. Qxe8 (18. Be3 $16) 18... Nxe8 $11 19. Rxe8 {And now Bf1 would win.} Qb6 $36 {[%mdl 2048] Black fights for an advantage.} 20. b3 Rc7 21. Be3 Qb4 22. Ne4 Kg7 23. Rd1 {[%cal Ba1d1,Bd1d4,Bd4a4][%mdl 32] Threatens to win with Bd4+.} f6 24. h4 (24. Bxa7 b6 $15) (24. Ng5 $11 fxg5 25. Re4) 24... Kf7 25. Re6 Be7 26. Rd4 Qa3 27. Ra4 Qb2 28. Nxd6+ Bxd6 29. Rxd6 Ne5 {[#]} (29... h5 $11 {keeps the balance.}) 30. Rd8 $1 $16 (30. Rxa7 $6 Qb1+ 31. Bf1 Nf3+ 32. Kg2 Qe4 $11) 30... h5 $2 (30... Rc1+ $14 31. Bxc1 Qxc1+ 32. Kh2 Qc7) 31. d6 $18 (31. Rxa7 Qb1+ 32. Bf1 Nf3+ 33. Kg2 Ne1+ 34. Kg1 Nf3+ 35. Kg2 Ne1+ 36. Kh2 Nf3+ 37. Kg2 $11) 31... Rc1+ $2 (31... Qa1+ 32. Kh2 Rd7 33. Rxd7+ Nxd7 34. Bd5+ (34. Bxa7 b6 $14) 34... Kg7 35. Rxa7 Qd1) 32. Kh2 Rd1 (32... Rc2 $142 33. Bd5+ (33. Bxa7 Rxf2 34. Bxf2 Qxf2 $11) ( 33. Rxa7 Ke6 $11) (33. Bxb7 Rxf2+ 34. Bxf2 Ng4+ 35. Rxg4 Qxf2+ 36. Bg2 hxg4 $15 ) 33... Kg7) 33. Rxa7 Ke6 34. Rxb7 {aiming for Be4.} Qb1 35. Re7+ Kf5 {[#]} 36. Rxe5+ $1 Kxe5 37. Bf4+ $2 (37. Bc5 $18 {Re8+ would kill now.} Ke6 38. Bc6) 37... Kf5 $2 {[%mdl 8192]} ({Black should play} 37... Ke6 $14) 38. Bh3+ Ke4 { ( -> ...Rh1+)} 39. Bg2+ $2 (39. Re8+ $18 {is the precise move to win.} Kd3 40. Bg2) 39... Kf5 $16 40. d7 Qxa2 $2 {[%mdl 8192]} (40... Ke6 $16) 41. Bh3+ $18 Ke4 42. Re8+ Kf3 43. Bg2+ Kxf2 44. Be3+ {Precision: White = 67%, Black = 32%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Tran, Tuan Minh"] [Black "Stokke, Kjetil"] [Result "1-0"] [ECO "E73"] [WhiteElo "2514"] [BlackElo "2335"] [Annotator "TA"] [PlyCount "53"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,53,48,30,36,34,97,94,105,104,116,117,243,122,357,352,332,179,167,168, 238,190,545,541,708,708,702,670,1128,1087,1458,1420,1498,1449]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 {E73: King's Indian: Averbakh Variation without 6...c5} Nc5 9. f3 h5 10. g5 Nh7 11. Qd2 (11. h4 f6 12. gxf6 Bxf6 13. Bf2 Be7 14. Kd2 Rf4 15. Qe1 a5 {1/2-1/2 (30) L'Ami,E (2634)-Amin,B (2693) Wijk aan Zee 2018}) 11... f6 12. h4 {LiveBook: 5 Games} fxg5 13. hxg5 {[#]} Rf7 $146 ({Better is} 13... Rf4 $14) ({Predecessor:} 13... Rf4 14. Bxf4 exf4 15. Qxf4 Nxg5 {1-0 (38) Lampert,J (2514)-Nijboer,F (2519) Germany 2017}) 14. O-O-O $16 Bf8 15. Nh3 Be7 16. Rdg1 Bd7 {[#]} (16... Qf8 $16) 17. Kb1 (17. f4 $1 $18) 17... c6 $2 (17... Qc8 $16) 18. f4 $18 Bxh3 19. Rxh3 ( 19. Bxh5 $142 Rg7 20. Rxh3 gxh5 21. g6 (21. Rxh5 exf4 22. Qh2 fxe3 $18)) 19... exf4 20. Bxf4 Nf8 (20... Rg7 {keeps fighting.} 21. e5 Qf8) 21. Rgh1 Ncd7 $2 { [#]} (21... Qe8 22. Bxh5 gxh5) 22. Bxh5 $1 {[%mdl 512] White is clearly winning.} gxh5 23. Rxh5 Rg7 24. Qh2 {And now Rh8+ would win.} Kf7 {Now ...Ng6 and Black clings on.} 25. Rh6 Ng6 {[#]} 26. Rxg6 $1 {[%mdl 512]} Qg8 (26... Kxg6 27. Qh5#) 27. Rh6 {Precision: White = 58%, Black = 17%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Deepan Chakkravarthy J."] [Black "Nie, Xinyang"] [Result "1/2-1/2"] [ECO "A06"] [WhiteElo "2499"] [BlackElo "2334"] [Annotator "TA"] [PlyCount "109"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,109,19,2,35,32,31,9,11,8,18,17,14,9,13,13,13,14,52,31,34,18,35,0,0, -1,0,-35,0,0,27,28,26,26,31,10,3,0,0,0,13,2,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,-11,-23,-23,-78,-78,-108,-78,-86,0,-85, 0,0,0,0,0,0,0,0,0,-2211]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. O-O Ngf6 5. c4 c6 6. d4 e6 7. Qb3 Qb6 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} 8. Nc3 {LiveBook: 107 Games} (8. c5 Qa6 9. Bf4 Be7 10. Rc1 O-O 11. Bf1 Nh5 12. Bd2 b6 {1/2-1/2 (23) Vallejo Pons,F (2709)-Mamedyarov,S (2766) Sharjah 2017}) 8... Bxf3 9. Bxf3 Qb4 $146 {White is slightly better.} ({Predecessor:} 9... Be7 10. Rd1 O-O 11. Bf4 Rfe8 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Qxb3 15. axb3 { 1/2-1/2 (41) Sandipan,C (2640)-Batchuluun,T (2435) Qinhuangdao 2011}) 10. Qxb4 Bxb4 11. cxd5 exd5 12. Bd2 O-O 13. Rfd1 Rfe8 14. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} Bd6 15. e3 b5 16. Ne2 a5 17. Rdc1 Rec8 18. a4 {aiming for axb5.} b4 19. Be1 c5 20. Bg2 cxd4 21. exd4 Nb6 22. b3 Rxc1 23. Rxc1 {Black must now prevent Rc6.} Rc8 $1 24. Rxc8+ Nxc8 25. f3 Ne7 26. Kf2 Nc6 27. Bh3 Kf8 28. Bc8 Ke7 29. Bd2 Ne8 30. Bg5+ f6 31. Bd2 Nc7 32. Ke3 Ne6 33. Kd3 g6 34. h4 Bc7 35. Be3 Bd6 36. g4 Bc7 37. Bd2 Bd6 38. Bc1 Bc7 39. Bh6 Bb8 40. h5 (40. f4 {keeps more tension.} Bd6 41. f5 gxf5 42. gxf5 Nc7 43. Bg7) 40... g5 41. Bxe6 Kxe6 $11 { [%mdl 4096] Endgame KBN-KBN} 42. f4 Nd8 43. Ke3 Nf7 44. Bf8 Bc7 45. Bc5 Nd8 46. Kf3 Kd7 47. f5 (47. Ke3 $1 $11) 47... Nb7 $1 $17 48. Bf8 Ke8 49. Bc5 {[#]} Kd7 (49... Bb8 $1 $17) 50. Ba7 {[#]} (50. Bf8 $1 $11 {remains equal.}) 50... Bd6 ( 50... Nd6 $1 $17) 51. Nc1 $1 $11 {The position is equal.} h6 52. Nd3 Kc6 53. Kf2 Be7 54. Kf3 Bd6 55. Nc5 $2 {[%mdl 40960] Precision: White = 47%, Black = 76%. . An unexpected result.} (55. Ke2 $11) 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Goh, Wei Ming Kevin"] [Black "Nitish Belurkar"] [Result "1-0"] [ECO "C50"] [WhiteElo "2472"] [BlackElo "2303"] [Annotator "TA"] [PlyCount "75"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,75,24,25,26,8,41,51,37,39,93,112,97,90,92,92,92,92,94,87,83,86,154, 91,153,57,157,137,140,118,116,131,209,205,195,143,143,80,75,18,14,34,297,258, 432,431,85,385,384,384,822,639,1011,997,979,968,1014,992]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 a6 6. a4 d6 7. c3 Ba7 8. Re1 O-O 9. h3 Ne7 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Ng6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (10... c6 11. Bb3 Ng6 12. Bc2 Re8 13. d4 Nh5 14. Nf1 Nhf4 15. Ng3 exd4 16. cxd4 d5 17. e5 c5 18. Bxg6 Nxg6 {1-0 (51) Anand,V (2782) -Leko,P (2691) Riadh 2017}) 11. Nf1 {LiveBook: 26 Games} Be6 12. Bb3 Qd7 $146 { The position is equal.} ({Predecessor:} 12... Nh5 13. d4 Nhf4 14. Be3 Qf6 15. Bc2 Rad8 {0-1 (24) Ortmeier,L (1930)-Hartmann,J (2042) Willingen 2017}) 13. Ng3 h6 14. d4 Rae8 (14... Bxb3 $14 15. Qxb3 Rfe8) 15. Bc2 $16 c6 16. Be3 { Threatens to win with dxe5.} Bb8 17. dxe5 dxe5 18. Bc5 Ne7 19. Nf5 Bxf5 20. exf5 b6 (20... Qc7 $142) 21. Ba3 (21. Qxd7 $142 Nxd7 22. Ba3) 21... c5 {[#]} ( 21... Qc7 $142) 22. a5 (22. Nxe5 $6 Qc8 $14) (22. Qxd7 $1 $16 Nxd7 {[#]} 23. a5 $1 {[%mdl 512]}) 22... bxa5 (22... Ned5 $1 $14) 23. Bxc5 {Hoping for Qxd7.} Qb5 24. b4 axb4 25. cxb4 {Strongly threatening Ba4.} e4 (25... Rd8 $16) 26. Nd2 $18 Ned5 27. Nxe4 (27. Bxf8 $6 Nc3 $14) ({White should try} 27. Ra5 $18 Qb7 28. Bxf8 (28. Bxe4 Nxe4 29. Nxe4 Rxe4 $18)) 27... Nxe4 $16 28. Bxe4 ({Reject} 28. Qxd5 $6 Re5 $14) (28. Rxe4 $142 Rxe4 29. Bxe4) 28... Nc3 29. Qg4 ({Better is} 29. Qd3 $16 Nxe4 30. Qxb5 axb5 31. Bxf8 Kxf8 32. Ra8) 29... Rxe4 $11 30. Rxe4 Nxe4 $4 {[%mdl 8192]} (30... h5 $1 $14 31. Qf3 (31. Qxh5 Nxe4 32. Bxf8 Bh2+ 33. Kxh2 Qe5+ 34. g3 Qxa1 $16) 31... Nxe4 32. Qxe4 Re8) 31. Bxf8 $40 {[%csl Gf8] [%cal Rg4g7][%mdl 128] White wants a kill.} ({Not} 31. Qxe4 Re8 $14) 31... Qe5 $2 (31... Be5 {was worth a try.}) 32. Re1 Qh2+ 33. Kf1 {[%csl Gf8][%cal Rg4g7]} Nd2+ 34. Ke2 {[%csl Gf8][%cal Rg4g7]} Qe5+ $2 (34... Kxf8 35. Kxd2 Qd6+ 36. Kc3 Ba7) 35. Kxd2 {White is clearly winning.} Qb2+ 36. Kd3 Kxf8 37. Qd4 {[%cal Rd4d8]} Qb3+ 38. Ke2 {Precision: White = 58%, Black = 32%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Priasmoro, Novendra"] [Black "Vaingorten, Yaaqov"] [Result "1-0"] [ECO "C63"] [WhiteElo "2449"] [BlackElo "2226"] [Annotator "TA"] [PlyCount "92"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,92,54,80,63,82,79,139,64,54,52,153,164,173,163,147,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,16,8,8,8,16,16,38,8,10,8,8,10,33,0,588,588,695,667,663, 592,1119,1077,29986,29987,29987,29988,29988,29989,29989,0,29982,29983,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. O-O Bc5 7. Bxc6 bxc6 8. Nxe5 O-O 9. Bg5 d6 {C63: Ruy Lopez: Schliemann/Jaenisch Defence} 10. Nd3 Bd4 11. c3 Bb6 12. Nd2 Qe8 13. Bxf6 Rxf6 {LiveBook: 6 Games} 14. c4 {[#]} Qf7 $146 ({Predecessor:} 14... Qg6 15. Kh1 Bg4 16. f3 Be6 17. f4 {1-0 (47) Macieja,B (2606)-Radjabov,T (2742) Khanty-Mansiysk 2007}) 15. Rc1 h5 (15... Rg6 $142) 16. Kh1 (16. Qa4 $16) 16... Bxf2 $14 17. e5 Bg4 (17... Rf5 $1 $14) 18. Qa4 $16 Rf5 19. e6 $1 {[%cal Re6f7]} ({Don't play} 19. Rxf2 $6 Rxf2 20. Nxf2 Qxf2 $14) 19... Qxe6 {...Be3 is the strong threat.} 20. Rxf2 (20. Nxf2 $16 Be2 21. Rce1 ( 21. Qxc6 Raf8 $16)) 20... Qe3 $1 $11 {And now ...Raf8 would win.} 21. Rxf5 Bxf5 22. Qxc6 Rf8 23. Qd5+ Be6 24. Qe4 Qxd2 25. Qxe6+ Kh8 {( -> ...Qxc1+!)} 26. Rg1 Qxd3 {[%mdl 4096] Endgame KQR-KQR} 27. Qe7 Rf2 28. Qe8+ Kh7 29. Qxh5+ Kg8 30. Qb5 Qe2 31. Qb8+ Kh7 32. Qxa7 Qxb2 33. a4 c5 34. Qe7 Qd4 35. Qe6 $36 {[%mdl 2048] Black is under pressure.} Ra2 36. Qf5+ Kh6 37. Rf1 Rxa4 $2 {[%mdl 8192]} (37... Ra1 $11 {and Black has nothing to worry.}) 38. g4 $18 {[%csl Gg4][%cal Rf5h5,Bg2g4,Bg4g5][%mdl 32]} Qe5 39. g5+ $1 Kh5 {Strongly threatening ...Qxf5.} 40. Qh7+ Kg4 {[#] Threatens to win with ...Ra1.} 41. h3+ $1 Kg3 42. Qd3+ Kh4 { [#]} 43. Rg1 $1 {[%cal Rd3h7]} g6 44. Qxg6 {[%cal Rg6h7]} Qh8 45. Rg4+ Kxh3 { Hoping for ...Ra1+.} 46. Qf5 {[%cal Rf5f3]} Ra2 {Precision: White = 71%, Black = 46%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Peng, Xiongjian"] [Black "Flores, Diego"] [Result "0-1"] [ECO "B23"] [WhiteElo "2424"] [BlackElo "2601"] [Annotator "TA"] [PlyCount "100"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,100,11,-4,20,9,30,33,26,-19,-19,-18,-4,-39,-21,-83,-78,-66,-49,-60, -54,-60,-55,-60,-56,-55,-56,-75,-65,-64,-70,-56,-19,-35,-8,-2,-2,-56,-69,-82, -74,-83,-89,-83,-80,-93,-91,-513,-17,-484,-489,-1118,-1152,-1088,-1075,-1075, -636,-1077,-1005,-1153,-1173,-1243,-1197,-1314,-1250,-1156,-1200,-2094,-1313, -1932,-1456,-29967,-29969,-29967,-29968,-29976,-29977,-29980,-29981,-29983, -29984,-29984,-29985]} 1. e4 c5 2. Nc3 a6 3. Nf3 b5 4. d4 cxd4 5. Nxd4 Bb7 6. a3 e6 7. Be2 d6 8. f4 Nf6 9. Bf3 Qc7 10. O-O Nbd7 11. Qe1 {LiveBook: 7 Games. B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3} e5 $146 ({ Predecessor:} 11... Be7 12. Kh1 h5 13. Be3 Ng4 14. Bg1 g5 15. fxg5 Bxg5 16. e5 d5 17. Nxd5 Bxd5 18. Bxd5 exd5 {1/2-1/2 (46) Timofeev,A (2671)-Kotsur,P (2563) Moscow 2009}) 12. Nde2 Be7 13. Ng3 {White has an edge.} g6 14. fxe5 Nxe5 15. Bh6 Nfg4 16. Bxg4 (16. Bg7 {is more complex.} Rg8 17. Bxe5 Nxe5 18. Nge2 Qc5+ 19. Kh1) 16... Nxg4 17. Qd2 (17. Bf4 $11) 17... Nxh6 $17 18. Qxh6 Bf8 19. Qe3 Bg7 20. Nd5 Bxd5 21. exd5+ Be5 22. c3 O-O 23. Qd3 Rfe8 24. Ne4 Re7 25. Nf6+ Kg7 26. Qf3 Bxf6 27. Qxf6+ Kg8 28. Rf2 (28. a4 $11) 28... Rae8 $15 29. Raf1 Qc5 30. Qd4 Qxd4 31. cxd4 $17 {[%mdl 4096] Endgame KRR-KRR} Rc8 32. Rf6 Rc2 33. R1f2 $2 {[%mdl 8192] [#]} ({Don't blunder} 33. Rxd6 $2 Ree2 $19) (33. R6f2 $17 { is a better chance.} Rc4 34. Rd1) 33... Re1+ $19 34. Rf1 Ree2 35. R1f2 (35. R1f4 $142 Rxg2+ 36. Kf1) 35... Rxf2 36. Rxf2 {KR-KR} Rc1+ 37. Rf1 {[#]} Rxf1+ $1 38. Kxf1 {KP-KP} Kg7 39. Kf2 Kf6 40. Kf3 Kg5 41. h3 h5 {[%cal Bh7h5,Bh5h4] [%mdl 32]} 42. Ke4 h4 43. b3 f5+ {[%cal Bf7f5,Bf5f4][%mdl 32]} 44. Ke3 Kf6 45. a4 bxa4 {Black mates.} 46. bxa4 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 47. Kf3 f4 48. Kg4 a5 49. Kh5 Kf5 50. Kh6 g4 {Precision: White = 36%, Black = 83%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Gukesh D"] [Black "Short, Nigel D"] [Result "1-0"] [ECO "A04"] [WhiteElo "2401"] [BlackElo "2662"] [Annotator "TA"] [PlyCount "116"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,116,0,-5,6,-2,0,-18,3,0,0,-6,8,9,14,-11,0,-51,-49,-53,-50,-57,-57, -50,-53,-53,-53,-60,-50,-43,-35,-41,-37,-41,-47,-85,-85,-85,-93,-92,-91,-93, -85,-89,-89,-91,-89,-96,-99,-126,-122,-156,-151,-155,-114,-119,-113,-134,-136, -143,-141,-142,-139,-132,-140,-141,-154,-146,-139,-146,-147,-164,-159,-200, -200,-185,-192,-168,-203,-204,-189,-195,-183,-213,-175,-232,-179,-179,0,-218, -211,-316,-306,-303,-303,-266,-181,-185,-185,-185,-185,-213,-187,-222,-200, -204,-200]} 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. c3 Nf6 5. d4 Na6 6. O-O O-O 7. a3 {LiveBook: 5 Games. A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} d5 (7... b6 8. Ne5 d5 9. Be3 Bb7 10. Nd2 Nd7 11. f4 f6 12. Nef3 e6 13. g4 e5 14. f5 gxf5 15. gxf5 Qe7 16. dxe5 fxe5 17. Ng5 Nc7 {1/2-1/2 (17) Sargissian,G (2677)-Kovalev,V (2641) Moscow 2018}) 8. b4 b6 $146 ({Predecessor:} 8... cxd4 9. cxd4 Ne4 10. Bb2 Bf5 11. Nbd2 Rc8 12. Qb3 Nc7 13. Rfc1 Qd7 14. a4 Rfd8 15. e3 h5 16. h4 Ne8 17. b5 {1/2-1/2 (17) Mirumian,V (2511)-Rausis,I (2512) Czechia 2013}) 9. Bf4 {The position is equal.} cxd4 10. cxd4 Nc7 11. Nc3 Bb7 12. Rc1 Rc8 13. b5 Ne4 14. Nxe4 (14. Bh3 $11 Ne6 15. Bxe6 Rxc3 16. Rxc3 Nxc3 17. Qd3) 14... dxe4 $15 15. Bxc7 Rxc7 16. Ne5 Rxc1 17. Qxc1 Qxd4 18. Nc6 Bxc6 $1 19. bxc6 Rc8 20. Qc2 $1 f5 21. Qb3+ Kf8 22. Rd1 Qe5 $1 23. Rd5 Qc3 24. Qxc3 Bxc3 $17 {[%mdl 4096] Endgame KRB-KRB} 25. g4 e6 26. Rd6 Ke7 27. Rd7+ Kf6 28. Rxa7 h6 29. c7 Be5 30. Rb7 Bxc7 31. e3 {[#]} Bd8 $1 32. h3 Ra8 33. Bf1 Rxa3 34. Rb8 Bc7 35. Rc8 Rc3 36. Kg2 g5 37. gxf5 exf5 38. Rf8+ Ke5 39. Ba6 Rc6 40. Bc8 Rf6 41. Re8+ Kd6 42. f3 exf3+ 43. Kxf3 b5 {[%cal Bb6b5,Bb5b4][%mdl 32]} 44. e4 fxe4+ 45. Kxe4 b4 46. Kd3 Kd5 47. Bg4 Bd6 48. Rd8 (48. Re1 {was worth a try.}) 48... Ke5 49. Re8+ Kd5 50. Rd8 $1 Rf4 51. Kc2 (51. Re8 {was necessary.}) 51... Rf2+ $19 52. Kb3 Rf8 53. Rd7 Ke5 54. Rh7 {[#]Black is clearly better.} Rf6 $1 55. Rh8 Bf8 56. Rh7 Ra6 57. Rh8 Ra3+ 58. Kc2 Ra2+ {[%mdl 32768] Precision: White = 54%, Black = 71%. . Loss on Time!?} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Batchimeg, Tuvshintugs"] [Black "Smirnov, Anton"] [Result "0-1"] [ECO "E25"] [WhiteElo "2391"] [BlackElo "2546"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,70,8,-4,-8,0,0,2,0,25,26,20,16,16,33,29,22,39,40,40,38,81,43,33,0,0, 0,0,0,0,0,0,0,0,0,0,-11,0,-32,-40,-37,-45,-65,-45,-71,-84,-172,-172,-172,-172, -172,-181,-202,-197,-182,-182,-260,-247]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5 {LiveBook: 190 Games} 9. e3 { E25: Nimzo-Indian: Sämisch: 5...c5 6 f3 d5 7 cxd5} (9. c4 Qf6 10. Bd2 Ne7 11. Qc1 O-O 12. e3 Nd7 13. Nh3 Nxc5 14. Be2 Nb3 {0-1 (14) Mamedyarov,S (2799) -Ivanchuk,V (2726) Huaian 2017}) 9... Qa5 10. Qd2 $146 ({Predecessor:} 10. Qb3 Nd7 11. e4 fxe4 12. fxe4 Qxc3+ 13. Qxc3 Nxc3 14. Be3 Nxe4 15. Rc1 b6 16. Bb5 Nexc5 {0-1 (65) Shamima,A (2147)-Mkrtchian,L (2453) Tromsoe 2014}) 10... Qxc5 11. c4 {The position is equal.} Nf6 12. a4 Nc6 13. Ba3 Qa5 14. Ne2 Qxd2+ 15. Kxd2 Na5 16. Nd4 Bd7 17. Bb4 Nc6 18. Nxc6 Bxc6 19. Kc3 a5 20. Bd6 Kf7 21. Be2 Rhc8 22. Kb3 Nd7 23. Rhd1 b6 24. Ka3 Nc5 25. Rdb1 Rd8 26. Bxc5 bxc5 27. Rb6 Rd2 28. Bf1 Be8 29. Rb7+ Kf6 30. Ra2 (30. e4 $17 {is a better defense.}) 30... Rxa2+ $19 31. Kxa2 {[#]} Rd8 $1 32. Rb2 Rd1 33. Be2 Rg1 34. Bd3 Bxa4 35. Bb1 ( 35. Ka3 {was necessary.} Be8 36. Kb3) 35... Re1 {Precision: White = 54%, Black = 79%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Kulkarni Bhakti"] [Black "Lorparizangeneh, Shahin"] [Result "1/2-1/2"] [ECO "E10"] [WhiteElo "2317"] [BlackElo "2508"] [Annotator "TA"] [PlyCount "112"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,112,29,-20,-15,-29,0,-2,0,-18,-19,-15,0,12,22,7,14,8,7,7,0,0,58,-93, 62,64,56,51,45,41,53,0,0,0,0,0,12,4,35,38,30,21,18,31,22,18,41,26,28,40,15,0,0, 0,0,0,0,-24,-22,-28,-34,-25,-28,-30,0,0,29,-19,0,-22,0,0,0,0,0,0,0,0,0,0,0,-8, -8,-8,-8,-8,-8,-4,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 a6 {E10: Blumenfeld Gambit} 7. e3 (7. bxa6 Bxa6 8. g3 Nc6 9. Bg2 Be7 10. O-O O-O 11. Nc3 Qe8 12. Re1 d5 13. Bh3 Bd8 14. Ng5 { 0-1 (26) Inarkiev,E (2689)-Tregubov,P (2575) Riadh 2017}) 7... d5 8. Nbd2 { LiveBook: 3 Games} c4 9. bxa6 Nxa6 10. Be2 Bd6 $146 ({Predecessor:} 10... Nc5 11. O-O Bd6 12. Qc2 Ba6 13. b3 cxb3 14. Nxb3 Bxe2 15. Qxe2 Nxb3 {1-0 (37) Schwertel,G-Weissbach,L ICCF corr 1987}) 11. O-O O-O 12. e4 Bb8 13. exd5 exd5 14. Nxc4 dxc4 15. Bxc4+ Kh8 {[#] aiming for ...Qc7.} 16. Qxd8 Rxd8 17. Ng5 { [%cal Bf3g5,Bg5f7,Bf7d6][%mdl 32]} Rd4 ({Black should try} 17... Rf8 $1 $11) 18. Nf7+ $14 Kg8 19. Nd6+ $1 Rxc4 $1 20. Nxc4 {Nb6 is the strong threat.} Be6 21. b3 Nb4 22. Bd2 (22. a3 $14) 22... Nc2 $11 23. Rad1 Rxa2 24. Bc3 Nd5 25. Be5 Ba7 26. Rd2 Bc5 27. Rc1 Ncb4 28. Rxa2 Nxa2 29. Ra1 Nab4 30. Ra8+ Kf7 31. Nd6+ Kg6 32. Ne4 Bb6 33. Bd6 Nd3 34. Kf1 Bf5 35. f3 Ne3+ 36. Ke2 Nc1+ 37. Kd2 Nxb3+ 38. Kc3 Nd4 39. Ra6 {Black must now prevent Bc5.} Ne6 ({But not} 39... Nd5+ $6 40. Kc4 $16) 40. Be5 {Hoping for g4.} Bd8 {The position is equal.} 41. Nc5 Nd5+ 42. Kc4 Nb6+ 43. Kb5 {[#]} Nd7 $1 {[%mdl 512]} 44. Rxe6+ (44. Nxd7 Bd3+) 44... Bxe6 45. Nxe6 Nxe5 46. Nxd8 {[%mdl 4096] Endgame KN-KN} Nd3 47. g3 Ne5 48. f4 Nf3 49. Kc4 Nxh2 {Black wants to play ...Nf1.} 50. Kd4 Nf1 51. g4 Nh2 52. g5 Kf5 53. Ke3 Nf1+ 54. Kf3 Nd2+ 55. Ke3 Nc4+ 56. Kf3 h6 {Precision: White = 78%, Black = 68%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.16"] [Round "4"] [White "Enkhtuul, Altan-Ulzii"] [Black "Ly, Moulthun"] [Result "1/2-1/2"] [ECO "A80"] [WhiteElo "2292"] [BlackElo "2498"] [Annotator "TA"] [PlyCount "115"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,115,35,51,4,21,16,0,4,22,-60,-60,-62,-62,-64,-58,-61,-58,-50,-50,-45, -57,-54,-23,-102,-98,-87,-95,-112,-116,-113,-93,-136,-145,-139,-91,-91,-89, -104,-95,-95,-97,-95,-95,-102,-88,-123,-112,-134,-95,-95,-54,-46,-42,-42,-42, -47,-42,-57,-41,-61,-62,-61,-72,-80,-45,-49,-40,-47,-42,-39,-47,-85,-85,-176, -54,-105,-105,-120,-114,-135,-59,-69,-31,-52,-31,-31,-27,-27,-27,-27,-27,-27, -5,-15,0,-6,0,0,0,0,0,0,0,0,0,0,0,-16]} 1. d4 f5 2. Bg5 {[%cal Bc1g5,Bg5h4, Bh4g3][%mdl 32]} h6 3. Bh4 g5 4. Bg3 Nf6 5. e3 d6 {LiveBook: 142 Games} 6. c3 { A80: Dutch Defence: Unusual White second moves} (6. Nc3 e6 7. h4 Rg8 8. hxg5 hxg5 9. f3 Qe7 10. Qd2 Nc6 11. O-O-O Bd7 12. e4 f4 13. Bf2 a6 14. g3 fxg3 15. Bxg3 {0-1 (82) Bluebaum,M (2588)-Vallejo Pons,F (2684) Berlin 2015}) 6... e6 7. Nd2 Nc6 8. Be2 $146 ({Predecessor:} 8. f3 Qe7 9. e4 Bg7 10. Qb3 Bd7 11. O-O-O f4 12. Bf2 a6 13. g3 fxg3 14. hxg3 {0-1 (34) Myc,M (2278)-Grabarczyk,B (2439) Polanica Zdroj 2000}) 8... Qe7 9. Bh5+ (9. Qb3 $11) 9... Nxh5 $15 10. Qxh5+ Qf7 11. Qxf7+ Kxf7 12. h4 Bg7 13. hxg5 hxg5 {[%cal Bh6g5,Bg5g4][%mdl 32]} 14. Rxh8 Bxh8 15. f4 Bf6 16. Nh3 {[#]} (16. fxg5 $11 Bxg5 17. Kf2) 16... g4 $1 $17 { [%cal Rg4h3]} 17. Nf2 b6 18. Kf1 Ne7 19. Kg1 Ba6 20. Re1 c5 21. Nd1 Nc6 22. dxc5 dxc5 23. e4 Rd8 24. Nf1 Na5 25. e5 Be7 26. Nde3 Bd3 27. b3 b5 28. Ra1 Be4 29. Be1 Rd3 30. Nd1 Bb7 31. Nb2 Rd8 32. Rd1 Rc8 33. Ne3 a6 34. c4 Nc6 35. Nc2 Ke8 36. Bf2 Na5 37. Be1 Be4 38. Bxa5 {Na3 is the strong threat.} Bxc2 39. Rc1 Be4 40. Be1 Rd8 41. a3 (41. Ba5 $17 {is a better defense.} Rd7 42. Be1) 41... bxc4 (41... b4 $19 42. Ra1 Kf7) 42. Nxc4 ({Better is} 42. Rxc4 $15 Kf7 43. Rc3) 42... Rd3 43. b4 cxb4 44. axb4 {[#]} Rb3 (44... g3 $1 $17 45. Ra1 Bc6) 45. g3 $15 Bd5 46. Na5 Rb2 47. Nc6 Bf8 48. Nb8 Bb7 49. Nc6 Ra2 50. Kf1 Rh2 51. Kg1 { The position is equal.} Rh7 52. Na5 Rh1+ 53. Kf2 Bd5 {Strongly threatening ... Bxb4!} 54. Rc8+ Kf7 55. Nc4 Bf3 56. Nd6+ Kg7 57. Rc7+ Kg6 58. Rc8 {Precision: White = 55%, Black = 44%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Melkumyan, Hrant"] [Black "Krysa, Leandro"] [Result "1-0"] [ECO "A20"] [WhiteElo "2669"] [BlackElo "2543"] [Annotator "TA"] [PlyCount "135"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,135,20,18,16,12,28,8,15,7,14,8,31,21,20,14,7,0,13,13,43,33,21,17,20, 23,19,18,23,27,24,20,36,35,38,37,45,14,17,17,22,7,7,8,8,13,16,13,28,27,28,19, 27,33,22,9,11,10,11,5,49,60,90,83,95,39,43,0,50,49,50,50,47,41,41,42,61,0,0,0, 67,50,82,83,83,84,91,91,100,100,524,487,552,506,770,770,770,770,770,770,770, 770,770,770,770,770,770,770,29976,29977,29977,29978,29978,29979,29979,29980, 29980,29980,29980,29981,29983,29984,29989,29990,29990,29991]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. Nc2 {A20: English Opening: 1...e5} Nf6 7. Nc3 {LiveBook: 25 Games} Qe6 (7... Qh5 8. Ne3 Bc5 9. Qc2 Qe5 10. Bg2 Bxe3 11. fxe3 Bf5 12. b4 O-O 13. Bb2 {1-0 (41) Aronian,L (2801)-Papaioannou,I (2652) Heraklio 2017}) 8. Bg2 {The position is equal.} Bc5 9. O-O O-O 10. d4 exd3 11. exd3 $146 ({Predecessor:} 11. Qxd3 Nbd7 12. Ne3 Ne5 13. Qc2 Rd8 14. Ne4 Bb6 { 1-0 (37) Notten,A-Grzeskowiak,F Finland 1987}) 11... Qg4 12. d4 Bb6 13. Bf4 Rd8 14. Re1 Be6 (14... Qg6 {looks sharper.} 15. Na4 Na6 16. Nxb6 axb6 17. Re7 Kf8) 15. Qxg4 Nxg4 (15... Bxg4 {keeps more tension.} 16. Rac1 Na6 17. Re7 Rd7 18. Rxd7 Bxd7 19. d5 cxd5 20. Nxd5 Nxd5 21. Bxd5 Nc5) 16. Bg5 Nf6 17. Rad1 Nbd7 18. d5 cxd5 19. Nxd5 Bxd5 20. Bxd5 Rdc8 21. Ne3 Bxe3 22. Bxe3 (22. fxe3 Nxd5 23. Rxd5 Nb6 $15) 22... Nxd5 23. Rxd5 Nf6 24. Rd4 Rc2 25. Red1 {[#] Strongly threatening Rd8+.} h6 26. Rb4 b6 27. a4 Re8 28. b3 Rb2 29. Rd3 Re7 30. Rbd4 Ne4 31. Rc4 Kh7 32. Kg2 Rb1 33. b4 Ra1 34. b5 Ra2 35. g4 f6 36. h4 Nc5 37. Bxc5 bxc5 $16 {[%mdl 4096] Endgame KRR-KRR} 38. h5 (38. Kg3 $16) 38... Ree2 $14 39. Rf4 c4 40. Rd7 c3 $1 ({Reject} 40... Rxa4 41. Rxf6 Re8 42. Rff7 $16) 41. Rxa7 c2 42. Rc7 $1 Re1 43. Rfc4 Re2 $1 44. b6 (44. Kf3 $14) 44... Rxf2+ $11 45. Kg3 {b7 is the strong threat.} (45. Kxf2 $2 {is the wrong capture.} c1=Q+ 46. Rc2 Rxc2+ $19) 45... Rd2 (45... c1=N $11 46. Rxc1 Rg2+ 47. Kf3 Rgb2) 46. b7 $1 $14 Rd3+ 47. Kf4 Rb3 {[#]} 48. Kf5 $1 {[%cal Rf5e6] aiming for Ke6.} ({Much worse is} 48. Rxc2 Rxa4+ 49. Kf5 Rab4 $15) 48... c1=Q 49. Rxc1 {Black must now prevent Ke6.} Rxa4 50. Rd7 {And now Rcc7 would win.} Rb5+ $2 {[%mdl 8192]} ( 50... Ra6 $16 {is tougher.} 51. Rc5 Rab6) 51. Ke6 $18 Rxg4 52. Ke7 f5 (52... Rgb4 $142 53. Rcc7 Rxh5) 53. Kd8 f4 54. Kc8 Rgg5 55. Rcc7 f3 56. b8=Q Rxb8+ 57. Kxb8 f2 58. Rf7 f1=Q 59. Rxf1 Rxh5 60. Rg1 {White mates.} Rg5 61. Rxg5 hxg5 { KR-KPP} 62. Kb7 Kg6 63. Kc6 Kf5 64. Kd5 g4 65. Kd4 Kf4 66. Rf7+ Kg3 67. Ke3 g6 68. Rg7 {Precision: White = 75%, Black = 39%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Flores, Diego"] [Black "Gustafsson, Jan"] [Result "1/2-1/2"] [ECO "D15"] [WhiteElo "2601"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "52"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,52,-27,-36,-33,0,0,0,0,0,0,0,0,0,-19,-27,-20,-8,-14,-17,-12,0,-25, -20,-15,-25,-36,-43,-90,-83,-78,-29,-34,0,-1,-4,-10,0,0,0,0,0]} 1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 dxc4 5. e4 {[%cal Be2e4,Be4e5][%mdl 32]} b5 6. Be2 { D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} e6 7. O-O Bb7 { LiveBook: 10 Games} 8. b3 {Black is slightly better.} b4 $146 (8... Bb4 $5 { [%cal Rb4c3]} 9. Qc2 cxb3 10. axb3 Bxc3 11. Qxc3 Nxe4 $11) ({Predecessor:} 8... Bb4 9. e5 Bxc3 10. exf6 gxf6 11. Rb1 c5 12. bxc4 cxd4 13. Rxb5 Bc6 {1-0 (22) Dubov,D (2701)-Postny,E (2579) Batumi 2018}) 9. e5 $1 Nd5 10. Nxd5 cxd5 11. bxc4 dxc4 12. Bxc4 Be7 13. a3 a5 14. axb4 axb4 15. Bb5+ Nd7 16. Rxa8 Qxa8 17. Bd2 Bc6 18. Bxc6 Qxc6 19. Qc1 Qb7 20. d5 exd5 21. Nd4 O-O 22. Qc6 Qxc6 23. Nxc6 {The position is equal.} Bc5 {aiming for ...b3.} 24. Bxb4 Bxb4 25. Nxb4 Nxe5 26. Nxd5 Rd8 {Precision: White = 56%, Black = 59%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Smirnov, Anton"] [Black "Sukandar, Irine Kharisma"] [Result "1-0"] [ECO "C60"] [WhiteElo "2546"] [BlackElo "2408"] [Annotator "TA"] [PlyCount "53"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,53,64,52,86,83,84,79,77,93,90,43,74,74,69,51,165,156,190,181,172,194, 299,310,285,296,277,268,736,622,1228,1231,29989,29990,29996,29997,29997,29998] } 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 d6 5. d4 a6 6. Be2 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6} exd4 7. Nxd4 Nxd4 8. Qxd4 Nc6 9. Qd3 g6 10. h4 {LiveBook: 4 Games} Bg7 11. Bg5 f6 12. Be3 Be6 $146 13. Nd5 Qd7 14. O-O-O Ne5 15. Qc3 $36 {[%mdl 2048] White has strong initiative.} Bxd5 16. Rxd5 Qc6 ({ Better is} 16... O-O-O $14) 17. Qb3 $1 $18 h5 18. f4 Ng4 19. Bd4 O-O-O {[#]} ( 19... Qd7 {keeps fighting.} 20. Qxb7 O-O) 20. Rh3 $1 {[%cal Rh3c3]} Bh6 {[#]} 21. Rc3 $1 {[%cal Rc3c6]} Bxf4+ 22. Kb1 Qd7 $2 (22... Qe8) 23. Qb6 Be5 { [#] intending ...Bxd4.} 24. Bxa6 $1 {[%csl Ga6][%cal Rb6b7][%mdl 512]} c5 {[#]} (24... bxa6 25. Qxa6+) 25. Bxc5 $1 {[%mdl 512] White mates.} Bxc3 (25... dxc5 26. Qa7) 26. Bxd6 Bd4 {[#]} 27. Rc5+ $1 {[%mdl 512] Precision: White = 84%, Black = 27%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Swapnil, S. Dhopade"] [Black "Gomes, Mary Ann"] [Result "1/2-1/2"] [ECO "B52"] [WhiteElo "2526"] [BlackElo "2295"] [Annotator "TA"] [PlyCount "63"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,63,30,29,43,29,29,10,26,20,27,13,17,17,14,-29,-26,-23,-13,-13,-13, -12,-12,-12,-12,-12,0,-2,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 a6 (4... Nf6 5. Nc3 g6 6. O-O Bg7 7. d4 O-O 8. dxc5 dxc5 9. e5 Ng4 10. Bf4 Nc6 11. Re1 a6 12. Ba4 Nh6 {1/2-1/2 (69) Bacrot, E (2725)-Potkin,V (2574) Riadh 2017}) 5. Bxd7+ Qxd7 6. Nc3 {B52: Sicilian: Moscow Variation with 3...Bd7} Nf6 7. d4 cxd4 8. Nxd4 {LiveBook: 3 Games. White has an edge.} Nc6 9. O-O e6 10. b3 Be7 11. Ba3 Rd8 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Qc7 12. Rc1 Rd8 13. Nxc6 bxc6 14. Qe2 e5 15. Rfe1 {1-0 (60) Erhart,U (2145)-Mueller,K (2033) Bad Segeberg 2002}) 12. Nxc6 Qxc6 13. Qe2 b5 14. Rfe1 bxc4 15. bxc4 O-O 16. e5 { The position is equal.} Nd7 17. exd6 Bxd6 18. Bxd6 Qxd6 19. Ne4 Qc6 20. Red1 Nc5 21. Nxc5 Qxc5 22. g3 g6 23. h4 h5 24. Rac1 Rxd1+ 25. Qxd1 $11 {[%mdl 4096] Endgame KQR-KQR} Rb8 26. Qd2 e5 27. Qc3 Rd8 28. a3 a5 29. Kg2 Rd4 30. Kg1 Rd8 31. Re1 Rd4 32. Rc1 {Precision: White = 78%, Black = 68%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Lorparizangeneh, Shahin"] [Black "Sauravh, Khherdekar"] [Result "1/2-1/2"] [ECO "A04"] [WhiteElo "2508"] [BlackElo "2222"] [Annotator "TA"] [PlyCount "102"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,102,33,24,28,33,35,18,15,32,35,0,-12,-54,-36,-184,-178,-194,19,14,12, 18,10,8,12,25,16,0,0,0,0,-27,0,0,0,0,24,17,27,0,74,87,189,191,185,74,72,64,64, 64,64,64,64,64,63,44,45,44,41,0,0,0,0,0,0,-87,-58,-456,-422,-663,-410,-1443, -741,-12840,-12839,-12839,-12837,-12837,-6632,-6528,-1739,-1565,-345,-291,0,0, 0,-74,0,-112,0,0,0,-99,0]} 1. Nf3 f5 2. d3 Nc6 (2... d6 3. e4 e5 4. Nc3 Be7 5. d4 fxe4 6. Nxe4 d5 7. Neg5 exd4 8. Bd3 Qd6 9. Nxd4 c5 10. Nb5 Qe5+ 11. Be3 Na6 12. O-O {1-0 (36) Svidler,P (2751)-Bu,X (2710) Tbilisi 2017}) 3. d4 d5 4. g3 Nf6 5. Bg2 e6 6. O-O {LiveBook: 9 Games. A04: Unusual lines after 1 Nf3 and King's Indian Attack} Bd6 7. c4 $146 ({Predecessor:} 7. Bf4 Bxf4 8. gxf4 O-O 9. e3 Bd7 10. c4 {1-0 (63) Sagar,S (2391)-Tomov,G (2273) Charleroi 2017}) 7... O-O 8. Nc3 {White is slightly better.} dxc4 9. Qa4 Nb4 10. Ne5 c6 11. a3 b5 12. Nxc6 (12. Qd1 $15 Nbd5 13. Nxc6) 12... Nxc6 $19 ({Stronger than} 12... bxa4 13. Nxd8 Nbd5 14. Nc6 $11) 13. Qxb5 Nxd4 $2 (13... Na5 $1 $19 {And now ...Rb8 would win.} 14. Bxa8 a6) 14. Qxc4 $11 Nc2 15. Ra2 Rb8 16. Qa4 {[#]} Nxa3 $1 { [%mdl 512]} 17. bxa3 (17. Rxa3 Bxa3) 17... Qe7 18. Be3 Bc5 19. Qf4 Ba6 20. Rc1 Bxe3 21. Qxe3 Ng4 22. Qf4 Rbc8 23. h3 $36 {[%mdl 2048] White has some pressure. } Rc4 24. e4 Nf6 (24... g5 $11 25. Qd2 Rd8) 25. Bf1 $16 fxe4 (25... e5 $16 26. Qxf5 Rc6) 26. Bxc4 $18 Bxc4 27. Raa1 (27. Rb2 $1 $18) 27... Bd3 $16 28. Qe5 Nd7 $1 {[%cal Rd7e5]} 29. Qd4 Nc5 {Threatening ...Nb3.} 30. Nd5 $1 {[%cal Rd5e7]} exd5 31. Rxc5 Bc4 $1 32. Rb1 h6 33. a4 Kh7 34. Rc6 Rf3 {aiming for ...e3.} 35. Re1 Rd3 36. Qc5 Qg5 37. Kg2 (37. Qd6 $11) 37... Qf5 $17 {[%mdl 1024] Black has strong compensation.} 38. Rc7 $2 {[%mdl 8192]} ({Don't blunder} 38. Qxa7 $2 Qf3+ 39. Kg1 e3 $1 $19 {[%mdl 512]}) (38. Qd6 $1 $15) 38... Qf3+ $1 $19 39. Kh2 (39. Kg1 $142 e3 40. Rxg7+ Kxg7 41. Qxa7+ Kg6 42. Qb6+ Qf6 43. Qxf6+ Kxf6 44. Rxe3) 39... e3 40. Rf1 (40. Rxg7+ $142 Kxg7 41. Qxa7+ Qf7 42. Qxf7+ Kxf7 43. Rxe3) 40... Rd2 $1 {[%csl LRf1,LRf2]} 41. Qe7 Rxf2+ 42. Rxf2 Qxf2+ {[%mdl 4096] Endgame KQR-KQB} 43. Kh1 Qe1+ 44. Kh2 Qd2+ 45. Kh1 Qc1+ $2 (45... Qd4 {...Bd3 is the strong threat.} 46. Rb7 Bd3) 46. Kg2 {[%csl Gc7][%cal Re7g7]} Qc3 $2 ( 46... Qf1+ $2 47. Kh2 $19) (46... Qb2+ $19 47. Kf3 e2 48. Rxc4 Qb3+ 49. Kf2 Qxc4) 47. Qf7 $11 {Qf5+ would kill now.} Qb2+ 48. Kg1 (48. Kh1 $11 {keeps the balance.} Qb1+ 49. Kg2 Qa2+ 50. Kg1 Qa1+ 51. Kg2) 48... Bd3 (48... Qe5 $17 { ( -> ...e2)} 49. Qf4 Qa1+ 50. Kh2 Qa2+ 51. Kg1 Qb1+ 52. Kh2 Qc2+ 53. Kg1 Qb1+ 54. Kh2 Qc2+ 55. Kg1 Qd1+ 56. Kh2 Qd2+ 57. Kg1 Qe1+ 58. Kg2 Qd2+ 59. Kh1 Qd1+ 60. Kh2 Qe2+ 61. Kh1 Bd3 62. Rxg7+ Kxg7 63. Qc7+ Kg8 64. Qd8+ Kg7 65. Qd7+ Kf6 66. Qd6+ Kg7 67. Qd7+ Kf6 68. Qd6+ Kf5 69. Qxd5+ Kf6 70. Qd6+ Kg5 71. Qe5+ Bf5 72. Qg7+ Kh5 73. Qf7+ Kg5 74. Qg7+ Bg6 75. Qe5+ Bf5 76. Qg7+) 49. Rc8 (49. Qxd5 $11 {remains equal.} Qf2+ 50. Kh1 Qe1+ 51. Kh2 Qe2+ 52. Kh1) 49... Qa1+ ({ Better is} 49... Be4 $1 $17 {[%csl Ge4][%cal Rb2g2]} 50. Qg8+ Kg6 51. Qe6+ Qf6 52. Qxf6+ Kxf6) 50. Kh2 Qb2+ ({Black should play} 50... Be4 $11 51. Qg8+ Kg6 52. Rc6+ Kh5 53. Qe8+ g6 54. g4+ Kg5 55. Qe7+ Kf4 56. Rf6+ Bf5 $1 {[%mdl 512]} 57. gxf5 Qb2+ 58. Kh1 Qb1+ 59. Kh2 Qc2+ 60. Kh1 Qd1+ 61. Kh2 Qe2+ 62. Kh1 Qe1+ 63. Kh2 Qg3+ 64. Kh1 Qxh3+ 65. Kg1 Qg3+ 66. Kh1 Qh4+ 67. Kg2 Qg3+ 68. Kh1 Qh4+ 69. Kg2 Qg3+ 70. Kh1) 51. Kg1 $17 {[#] Threatens to win with Qg8+.} Qa1+ { Precision: White = 48%, Black = 58%.} (51... Be4 $1 $17 {[%csl Ge4][%cal Rb2g2] } 52. Qg8+ Kg6 53. Qe6+ Qf6 54. Qxf6+ Kxf6) 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Ly, Moulthun"] [Black "Gukesh D"] [Result "1/2-1/2"] [ECO "D11"] [WhiteElo "2498"] [BlackElo "2401"] [Annotator "TA"] [PlyCount "45"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,45,5,0,-32,-27,-52,-60,-60,-60,-55,-52,-47,-47,-66,-68,-66,-45,-106, -100,-100,-99,-115,-105,-109,-98,-97,-74,-74,-74,-86,-98,-98,-72,-78,-100,-116] } 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. g3 Bf5 (5... Bg7 6. Bg2 O-O 7. Nbd2 Bf5 8. Qb3 Qb6 9. O-O Rd8 10. Qa3 Na6 11. c5 Qb5 12. e3 Nb4 13. Qc3 a5 14. a4 { 0-1 (24) Mamedyarov,S (2800)-Carlsen,M (2832) Paris 2017}) 6. Qb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Qb6 {LiveBook: 5 Games} 7. Nc3 Na6 {[%cal Bb8a6,Ba6b4,Bb4c2][%mdl 32]} 8. c5 $146 {Black has an edge.} ({ Predecessor:} 8. Bg2 dxc4 9. Qxc4 Nb4 10. O-O Be6 11. Qc5 Qxc5 12. dxc5 Bg7 13. Nd4 {1/2-1/2 (68) Luong,P (2133)-Hoang,T (2248) Vietnam 2016}) 8... Qxb3 9. axb3 Nb4 10. Ra4 $1 {[%cal Ra4b4]} Nc2+ 11. Kd2 $1 Ng4 {[%cal Bf6g4,Bg4f2, Bf2h1][%mdl 32]} 12. Nh4 Nxf2 {[#]} 13. Nxf5 $1 {[%mdl 512] aiming for Rg1.} Nxh1 ({But not} 13... gxf5 $6 14. Rg1 $11) 14. Kxc2 ({White should try} 14. Nh4 $15) 14... gxf5 $17 {Black is better.} 15. Nd1 h5 16. Bg2 h4 17. gxh4 Rxh4 18. Bxh1 Rxh2 19. Bf3 Bh6 20. Ne3 e6 21. Bd2 Rh3 22. Ra3 a6 23. b4 {Precision: White = 53%, Black = 89%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Santiago, Yago De Moura"] [Black "Andyka, Pitra"] [Result "0-1"] [ECO "A20"] [WhiteElo "2476"] [BlackElo "2213"] [Annotator "TA"] [PlyCount "60"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,60,-8,-2,38,35,37,37,37,45,42,45,85,70,108,104,147,141,243,115,104, 118,117,117,97,107,100,65,144,0,0,0,1,0,0,0,0,0,0,-44,-26,-66,0,-150,-146,-648, -640,-1741,-1634]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 {[%cal Bf3d4,Bd4c2,Bc2e3] [%mdl 32]} d5 5. cxd5 Qxd5 6. Nc2 Nf6 7. Bg2 Qh5 8. h3 {LiveBook: 79 Games} Nbd7 {A20: English Opening: 1...e5} 9. Nc3 Qg6 10. Ne3 Nc5 {White is slightly better.} (10... Bc5 11. Qc2 Bxe3 12. dxe3 Nc5 13. b4 Na6 14. Rb1 Bf5 15. b5 cxb5 16. Nxb5 {1-0 (48) Svidler,P (2759)-Wang,H (2734) Almaty 2016}) 11. Qc2 $146 ({Find the theoretical novelty and annotate with similar games:} 11. b4 Ne6 12. b5 Bd6 13. Qa4 O-O 14. bxc6 Nc5 15. Qd4 Rd8 16. Nb5 Be7 17. Qe5 Be6 18. Qc7 Kf8 19. cxb7 Rab8 20. Nd4 Bd5 21. Ndf5 Rxb7 22. Qa5 {1-0 (22) Belous,V (2572)-Gordievsky,D (2435) Moscow 2014}) 11... a5 12. b3 b5 {[%cal Bb7b5,Bb5b4] [%mdl 32]} 13. Ba3 b4 14. Na4 $1 {[%cal Ra4c5]} Nfd7 {[#]} 15. Bb2 $1 { Strongly threatening Nxc5.} f5 {[#]} (15... Bb7 $16 16. O-O h6) 16. Nxc5 (16. h4 $1 $18 {and the rest is easy.}) 16... Bxc5 $16 17. g4 Bxe3 18. dxe3 { Hoping for gxf5.} O-O 19. O-O-O {Threatens to win with gxf5.} Nf6 20. Rd6 a4 ( 20... Ba6 $14) 21. f3 ({Don't do} 21. Rxc6 $6 Bd7 $11) (21. Qxc6 Ba6 $16) (21. bxa4 $16 {aiming for Rhd1.} Re8 22. Bxf6 (22. Qxc6 Be6 $16) (22. Rxc6 Bd7 $16) 22... gxf6 23. Kb1 (23. Rxc6 Bd7 $16) (23. Qxc6 Be6 $16)) 21... Qf7 $11 22. fxe4 Nxe4 23. Bxe4 fxe4 24. Rhd1 Be6 {[%cal Ra4b3,Bc8e6,Be6d5,Bd5b3][%mdl 32]} 25. Qxe4 Bd5 26. Qd4 {Black must now prevent e4.} Rae8 27. Rd3 {[%cal Rd6d5]} Re4 (27... h6 $15) 28. Qc5 (28. Rd7 $1 $11 Rxd4 29. Rxf7 Rxf7 30. Rxd4) 28... axb3 $17 29. axb3 $2 {[%mdl 8192]} (29. R6xd5 $17 cxd5 30. axb3) 29... Bxb3 $19 30. R6d4 Qf1+ {Precision: White = 45%, Black = 61%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Nguyen, Anh Khoi"] [Black "Tran, Tuan Minh"] [Result "0-1"] [ECO "A62"] [WhiteElo "2444"] [BlackElo "2514"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,80,17,49,4,20,14,20,8,1,19,26,-9,0,-7,0,-126,-126,-126,-126,-126, -119,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-126,-121, -179,-178,-185,-181,-268,-201,-210,-202,-263,-263,-263,-263,-263,-263,-533, -492,-29964,-29967,-29967,-29970,-6616,-9429,-2031,-1964,-5410,-5214]} 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 h6 {A62: Modern Benoni: Fianchetto Variation without early ... Nbd7} (10... Bf5 11. Bg5 h6 12. Bxf6 Bxf6 13. Nd2 Bc8 14. Nc4 Bxc3 15. bxc3 b5 16. Nd2 Nd7 17. Re1 a5 18. Qc2 {1/2-1/2 (29) Tomashevsky,E (2702)-Svidler,P (2763) Palma de Mallorca 2017}) 11. Qc1 g5 {LiveBook: 7 Games} 12. Be3 Bf5 { The position is equal.} 13. h4 g4 14. Nd2 {Hoping for Bf4.} Rxe3 $1 15. fxe3 Bg6 16. Rf4 $146 ({Find the theoretical novelty and annotate with similar games:} 16. Nc4 Qe7 17. e4 Nh5 18. Qe1 {0-1 (42) Berry,N (2283)-Ris,R (2419) England 2018}) 16... Nbd7 17. Nc4 Nb6 18. Na5 (18. Ne4 $11 {remains equal.}) 18... Qd7 $17 {[%mdl 1024] Black has strong compensation.} 19. Qd2 Re8 20. Kh2 Nh5 21. Re1 Kh7 22. Nd1 Re7 23. b3 f5 24. Bh1 Be5 25. Bg2 Qe8 26. Qd3 Qd8 ( 26... Nxf4 27. exf4 Bd4 {[#]} 28. h5 $1 $15 {[%mdl 512]}) 27. Qd2 Qh8 28. Nc4 ( 28. Ref1 $17) 28... Nxc4 $19 (28... Nxf4 29. exf4 Nxc4 30. bxc4 $15) 29. bxc4 Qe8 ({Don't take} 29... Nxf4 30. exf4 Bd4 31. e3 $15) 30. Nf2 (30. Qc2 $142) 30... Bxf4 ({Less strong is} 30... Nxf4 31. exf4 Bd4 32. e4 $17) 31. exf4 Re3 32. Ne4 Rxe4 33. Bxe4 Qxe4 ({Weaker is} 33... fxe4 34. Qa5 $17) 34. Qd3 Qe7 { ...Nxf4! is the strong threat.} 35. a4 $2 {[#]} (35. Rb1) 35... Nxf4 $1 { [%mdl 512]} 36. gxf4 (36. Qc3 $19 Nh5 37. e3) 36... Qxh4+ 37. Kg2 Qxe1 38. Qe3 Bf7 {Black is clearly winning.} 39. Qe7 Kg7 40. a5 g3 {Precision: White = 57%, Black = 85%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Tran, Minh Thang"] [Black "Deepan Chakkravarthy J"] [Result "0-1"] [ECO "E81"] [WhiteElo "2406"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "60"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,60,40,68,3,9,14,18,0,68,23,20,-7,0,-72,-86,-205,-212,-192,-201,-200, -194,-167,-183,-290,-295,-275,-267,-252,-247,-329,-349,-304,-150,-341,-259, -733,-570,-29989,-485,-29992,-29993,-29993,-29994,-29994,-29988]} 1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. Nxd5 Be6 {LiveBook: 77 Games} 10. h4 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6)} (10. Ne2 $14) (10. Ne2 Bxd5 11. cxd5 b5 12. Nc3 a6 13. Rc1 Nbd7 14. b3 Qb6 15. Be2 Rfc8 16. O-O Ne8 17. Kh1 Qa5 18. Rc2 Nb6 19. Be3 { 0-1 (36) Riazantsev,A (2678)-Morozevich,A (2731) Moscow 2014}) 10... Bxd5 $11 11. cxd5 Nbd7 12. h5 {The position is equal.} b5 $146 ({Black should try} 12... Qb6 $11) ({Predecessor:} 12... Re8 13. hxg6 fxg6 14. Nh3 a6 15. a4 b5 16. Bf4 Nb6 17. axb5 axb5 18. Rxa8 Qxa8 19. Bxd6 {1-0 (29) Kilpela,P (2210)-Hautala,R Helsinki 1998}) 13. hxg6 fxg6 14. Bxb5 Rb8 15. Bxd7 (15. a4 $1 $11) 15... Qxd7 $17 16. Rb1 {[#]} (16. Bxf6 $17 {is the only way for White.} Bxf6 17. Rb1) 16... Nxe4 $1 $19 {[%mdl 512]} 17. fxe4 {Threatens to win with Nf3.} Qg4 18. Nf3 Rxf3 $1 (18... Qxe4+ 19. Kf2 $14) 19. gxf3 Qxf3 20. Rf1 (20. Rh4 $142 Rf8 21. Qe2 (21. Qc1 $2 {is a self mate.} Qg3+ 22. Ke2 Rf2+ 23. Ke1 Qg1#) 21... Qg3+ 22. Kd1 Qxg5 23. Rh1) 20... Qxe4+ 21. Kf2 Qg4 $1 22. Qe2 Qxg5 23. Qe6+ Kh8 24. Ke2 Qh5+ ({Not} 24... Bxb2 25. Rf7 $17) (24... Qh4 $19 25. b3 Be5) 25. Kd3 $2 (25. Rf3 $17) 25... Qh2 {( -> ...c4+!)} 26. Qg4 $2 (26. Qe2 c4+ 27. Kd2) 26... h5 {Strongly threatening ...Rb4.} 27. Qxg6 {[#]} Rb4 (27... c4+ $142 $1 { [%mdl 512]} 28. Ke3 {[#]} (28. Kxc4 Qe2+) 28... Bd4+ $1 {[%mdl 512]} 29. Ke4 Qc2+ 30. Kxd4 Qd2+ 31. Ke4 Qd3+ 32. Kf4 Qxg6 33. Rbd1 Re8 34. Rg1 Qe4+ 35. Kg3 Qg4+ 36. Kf2 Re2+ 37. Kf1 Qf3#) 28. Qe6 (28. Rf2 $19 Qxf2 29. Qxh5+ Kg8 30. Qe8+ Qf8 31. Qe6+ Kh7 32. Rh1+ Bh6 33. Qd7+ Qg7 34. Qxg7+ Kxg7 35. Kc2) 28... Rd4+ {Black mates.} 29. Ke3 Qd2+ 30. Kf3 Qf4+ {Precision: White = 22%, Black = 58%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Nie, Xinyang"] [Black "Goh, Wei Ming Kevin"] [Result "1/2-1/2"] [ECO "A48"] [WhiteElo "2334"] [BlackElo "2472"] [Annotator "TA"] [PlyCount "38"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,38,26,22,28,22,30,18,18,0,0,0,0,0,0,0,0,-4,0,-11,-7]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O Nc6 7. c3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Nc4 Nh5 11. g3 {LiveBook: 22 Games. B07: Pirc Defence: Miscellaneous Systems} (11. Re1 Nf4 12. Bf1 Qf6 13. Be3 Rd8 14. Qc2 h5 15. Rad1 Rxd1 16. Rxd1 Bg4 17. f3 Be6 18. Qd2 h4 19. Nxe5 Nxg2 20. Bd4 h3 21. Bxg2 hxg2 22. Qxg2 Rd8 23. Nc6 bxc6 {0-1 (23) Kalegin,E (2482)-Zubov,A (2617) Voronezh 2012}) 11... b6 12. Be2 $146 ({Predecessor:} 12. a4 Bb7 13. a5 Qe8 14. Ne3 Rd8 15. Qc2 Qd7 16. Rd1 Qc6 17. b4 Nf6 18. b5 Qe6 {1/2-1/2 (43) Zagrebelny,S (2515)-Day,L (2370) Moscow 1994}) 12... Nf6 13. Qxd8 {White has an edge.} Rxd8 {The position is equal.} 14. Bg5 h6 15. Bxf6 $1 Bxf6 16. Rfd1 Bb7 17. f3 Bc6 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Duong, The Anh"] [Black "Gareyev, Timur"] [Result "0-1"] [ECO "A45"] [WhiteElo "2316"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "82"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,82,0,0,29,14,18,0,0,-4,-16,-17,29,-29,-25,-20,-25,-27,-44,-54,-37, -64,-23,-93,-72,-75,-85,-104,-91,-154,-149,-209,-181,-198,-165,-180,-160,-140, -142,-129,-118,-177,-179,-219,-225,-271,-275,-250,-257,-274,-275,-402,-460, -456,-447,-583,-577,-582,-570,-552,-520,-624,-619,-585,-576]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. Nd2 cxd4 7. Nb3 Qd8 8. cxd4 e6 {A45: Trompowsky Attack} 9. e4 d5 (9... Nc6 10. Ne2 d5 11. Nc3 dxe4 12. fxe4 Bb4 13. Bd3 e5 14. dxe5 Nh5 15. Be3 Bg4 16. Be2 {1/2-1/2 (47) Jobava,B (2705)-Ragger,M (2659) Germany 2018}) 10. e5 Nfd7 11. Bd3 {LiveBook: 5 Games} Qb6 12. Ne2 Nc6 13. Rc1 $146 ({Predecessor:} 13. Bd2 a5 14. a4 Bb4 15. Bb5 O-O 16. Bxb4 Nxb4 { 1/2-1/2 (46) Tokman,A (2202)-Slipak,S (2446) Villa Martelli 2010}) 13... a5 { Threatening ...a4.} 14. a4 Bb4+ 15. Kf1 O-O 16. Bg3 (16. g3 $142) 16... f6 $11 17. exf6 Nxf6 {Hoping for ...Ng4.} 18. Bf2 Bd7 19. Bb5 Ne7 $36 {[%mdl 2048] Black fights for an advantage.} 20. Qd3 Rac8 21. Nc5 (21. g3 $11) 21... Bxc5 22. dxc5 Qc7 23. Nc3 e5 24. Bxd7 ({White should play} 24. Kg1) 24... Qxd7 $17 25. Qb5 (25. Kg1 $17) 25... Nc6 $19 {[%cal Be7c6,Bc6b4,Bb4d3,Bd3b2][%mdl 32]} 26. Kg1 Kh8 27. h3 Qf5 28. Rf1 d4 29. Ne2 Nb4 30. Ng3 (30. c6 $17 bxc6 31. Nxd4 cxb5 32. Nxf5) 30... Qc2 31. Qxb7 Rxc5 32. Kh2 Nd3 ({Not} 32... Qxa4 33. Qe7 $17) 33. Be1 Qxb2 ({But not} 33... Nf4 34. Rf2) 34. Qxb2 Nxb2 35. Ne4 (35. Nf5 {keeps fighting.}) 35... Nxe4 36. fxe4 {[%cal Rf1f8] [#] Black is clearly winning.} Kg8 37. Bh4 Rxf1 38. Rxf1 d3 39. Be7 {[%csl Ge7][%cal Rf1f8]} Rc8 40. Rf2 Nc4 {And now ...d2 would win.} 41. Bg5 Rf8 {Precision: White = 37%, Black = 85%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.17"] [Round "5"] [White "Enkhtuul, Altan-Ulzii"] [Black "Priasmoro, Novendra"] [Result "0-1"] [ECO "A48"] [WhiteElo "2292"] [BlackElo "2449"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,75,0,7,-4,6,-17,8,-13,20,12,24,14,17,-10,-7,-15,-10,-15,-16,-42,-31, -40,-20,-65,-33,-43,-43,-39,-47,-56,-61,-55,-58,-62,-71,-61,-62,-75,-32,-119, -127,-212,-194,-219,-170,-334,-324,-377,-349,-762,-751,-711,-673,-674,-670, -665,-613,-597,-477,-29988,-29989,-29998,-29999,-29999]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 O-O 6. c3 Nc6 7. Be2 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} Nd7 {LiveBook: 25 Games} 8. Bg5 (8. Bh2 e5 9. Nbd2 f5 10. dxe5 dxe5 11. b4 Qe7 12. O-O g5 13. Qb3+ Kh8 14. b5 {1-0 (61) Kuzubov,Y (2695)-Firouzja,A (2549) Amol 2018}) 8... Qe8 $146 ({Predecessor:} 8... Nb6 9. Bf4 h6 10. Nbd2 Nd7 11. d5 Nce5 12. Nd4 Nc5 13. Qc2 a5 14. b3 e6 15. dxe6 Nxe6 {0-1 (58) Merkuryev,V-Sharshutin,S (2028) Kondopoga 2012}) 9. d5 {The position is equal.} Ncb8 10. O-O e5 11. dxe6 fxe6 12. Nd4 a6 13. Bf3 Ne5 {Black wants to play ...c5.} 14. Be4 d5 {...Nf7 is the strong threat.} 15. Bc2 Nc4 16. b3 Nd6 $1 17. Ne2 Nd7 18. Bf4 Nf6 19. Be5 b6 20. Nd2 Bb7 21. Rc1 Rd8 22. Ng3 Qe7 23. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Nf7 24. Bxf6 Qxf6 25. h5 $1 Ne5 26. Qe2 ( 26. f4 $15) 26... Qh4 $36 {[%mdl 2048] And now ...Ng4 would win. Black is in control.} 27. Bd1 (27. Rfd1 $17) 27... Rf7 28. Nh1 g5 {[#]} 29. f4 $2 (29. h6 $1 {[%mdl 512] was called for.} Rf6 (29... Bxh6 30. Qh5) 30. Qh5 Rxh6 31. Qxh4 gxh4 32. Nf3) 29... gxf4 $19 30. exf4 Rxf4 31. Nf3 $2 (31. Rxf4 Qxf4 32. Nf2) 31... Nxf3+ 32. Rxf3 Rxf3 33. Qxf3 Qe1+ 34. Kh2 Be5+ 35. g3 Rf8 36. Qg2 (36. Qe2 $19 Bxg3+ 37. Kh3 Qxe2 38. Bxe2) 36... Rf1 {Black mates.} 37. Be2 {[#]} Rxh1+ $1 {[%mdl 512]} 38. Qxh1 Qxg3# {Precision: White = 20%, Black = 69%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Short, Nigel D"] [Black "Enkhtuul, Altan-Ulzii"] [Result "1-0"] [ECO "B05"] [WhiteElo "2662"] [BlackElo "2292"] [Annotator "TA"] [PlyCount "79"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,79,57,69,85,72,82,51,109,102,105,102,103,100,94,85,85,91,90,33,43,36, 81,63,157,156,151,108,97,110,91,77,70,87,169,167,196,191,244,176,371,412,314, 302,739,734,707,689,937,915,1904,1708,2341,1805,29980,29981,29981,29982,29980, 29982]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. O-O Be7 7. h3 Bh5 8. c4 Nb6 9. Nc3 O-O 10. Be3 N8d7 11. exd6 cxd6 12. b3 {LiveBook: 21 Games} a5 {B05: Alekhine's Defence: 4 Nf3 Bg4} 13. Qd2 (13. d5 e5 14. Nb5 f5 15. Rc1 Bxf3 16. Bxf3 e4 17. Be2 f4 18. Bd4 Nc5 19. Bxc5 dxc5 20. Bg4 {1-0 (36) Caruana,F (2796)-Indjic,A (2569) Las Vegas 2015}) 13... Nf6 14. Rfe1 $146 ({Predecessor: } 14. a4 d5 15. c5 Nbd7 16. Rac1 Ne4 17. Qb2 Rc8 18. Rfd1 f5 19. Nxe4 fxe4 { 0-1 (35) Diaz Carias,S (2121)-Llaudy Pupo,L (2264) San Cristobal 2012}) 14... h6 ({Black should try} 14... d5 $14) 15. d5 e5 16. Rad1 Nc8 17. Nh4 Bxe2 18. Qxe2 Ne4 19. Nxe4 Bxh4 20. g4 (20. Qh5 $16) 20... b6 $1 $14 21. Kh2 Ne7 {[#]} 22. Rg1 $1 f5 ({Better is} 22... Ra7 $14) 23. gxf5 $16 Nxf5 24. Qh5 Nxe3 25. fxe3 {Qxh6 is the strong threat.} Bf2 26. Qxh6 {[%csl Gh6][%cal Rg1g7]} ({ But not} 26. Rg2 $6 Bxe3 27. Qg6 Ra7 $11) 26... Bxg1+ 27. Rxg1 {[%csl Gh6] [%cal Rg1g7]} Qe7 {[#]} (27... Qd7 $16) 28. Qg6 $1 $40 {[%mdl 128] White attacks with force.} ({Worse is} 28. Qxd6 Rf2+ 29. Rg2 Qxd6 $11) 28... Qf7 29. Qxd6 b5 (29... Qf5 {keeps fighting.} 30. Rg4 a4) 30. Qxe5 {aiming for c5.} bxc4 $2 (30... a4) 31. bxc4 Rae8 32. Qd4 Re7 $2 (32... Qe7 33. Rg4 Qe5+ 34. Qxe5 Rxe5) 33. d6 {[%cal Bd5d6,Bd6d7][%mdl 32]} Rb7 34. Nc5 Rb1 35. Rg2 ({And not} 35. Rxb1 Qf2+ 36. Kh1 Qf3+ 37. Kh2 Qf2+ 38. Kh1 Qf3+ 39. Kh2 Qf2+ $11) 35... Rf1 {[#]} 36. Ne6 $1 {[%cal Rg2g7][%mdl 512]} Rf2 (36... Qxe6 37. Qxg7#) 37. Nxf8 Qxf8 38. d7 {White mates.} Qb8+ 39. Kg1 {[%csl Gg2][%cal Rd4g7]} Rxg2+ 40. Kxg2 {Precision: White = 59%, Black = 37%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Gustafsson, Jan"] [Black "Smirnov, Anton"] [Result "0-1"] [ECO "D17"] [WhiteElo "2643"] [BlackElo "2546"] [Annotator "TA"] [PlyCount "48"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,48,14,-62,-52,-93,-98,-107,-104,-81,-100,-233,-34,-24,-19,-322,-328, -340,-301,-340,-325,-351,-317,-332,-347,-522,-520,-435,-441,-427,-442,-644, -622,-1201,-1205,-1161,-936]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. Kf2 {[#] LiveBook: 8 Games. D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5} (8. e4 $11 Bxe4 9. fxe4 Nxe4 10. Bd2 (10. Qf3 Qxd4 11. Qxf7+ Kd8 $11) 10... Qxd4 11. Nxe4 Qxe4+ 12. Qe2 Bxd2+ 13. Kxd2 Qd5+ 14. Kc2) (8. e4 Bxe4 9. fxe4 Nxe4 10. Bd2 Qxd4 11. Nxe4 Qxe4+ 12. Qe2 Bxd2+ 13. Kxd2 Qd5+ 14. Kc3 O-O 15. Qe3 b5 16. Be2 Nd7 17. Nxd7 Qxd7 18. axb5 cxb5 19. Bf3 Rac8 20. Rxa7 b4+ 21. Kc2 Qb5 22. Kb1 g6 {0-1 (46) Fedoseev,V (2718) -Malakhov,V (2686) St Petersburg 2017}) 8... Bc2 $1 {[%mdl 512]} 9. Qd2 (9. Qxc2 Qxd4+) 9... Bb3 10. e4 $146 {Black is better.} ({Find the theoretical novelty and annotate with similar games:} 10. e3 b5 11. axb5 cxb5 12. g4 Qb6 13. Bg2 Nbd7 14. f4 Rc8 15. Qe2 Nxe5 16. fxe5 {0-1 (32) De Roode,P (2248) -Fluechter,G (2092) Leiden 2014}) 10... b5 11. axb5 cxb5 12. Qg5 (12. Be2 $17 { is a better defense.}) 12... Bxc3 $2 (12... O-O $1 $19 13. Be2 (13. Nxb5 $2 Nxe4+ 14. fxe4 f6 $19) 13... Bxc3 14. bxc3 Nxe4+ $1 {[%mdl 512]} 15. fxe4 f6) 13. bxc3 $15 O-O 14. h4 $2 {[%mdl 8192] [#]} (14. Qg3 $1 $11 {and White stays safe.}) 14... Nxe4+ $1 $19 {[%mdl 512]} 15. fxe4 {Qxd8 is the strong threat.} f6 16. Qg4 fxe5+ 17. Kg3 exd4 18. Qxe6+ Kh8 19. cxd4 (19. Qd5 $142 Qxd5 20. exd5) 19... Qxd4 {Black is clearly winning.} 20. Ba3 Qxa1 21. Bxf8 {[#]} Nd7 $1 {[%mdl 512]} 22. Bd6 (22. Be7 $142 Re8 23. Kh2) (22. Qxd7 Qe5+) 22... Nf6 23. e5 Qe1+ 24. Kh2 Bd1 {Precision: White = 31%, Black = 70%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Gareyev, Timur"] [Black "Panda Sambit"] [Result "1-0"] [ECO "A00"] [WhiteElo "2592"] [BlackElo "2104"] [Annotator "TA"] [PlyCount "49"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,49,0,14,-8,-3,-5,0,-14,10,17,17,-2,-5,-18,12,7,4,0,0,4,68,81,168,167, 160,162,187,175,143,171,442,450,577,572,556,559,29993,29994]} 1. e3 d5 2. c4 e6 3. Nf3 Nf6 4. b3 b6 5. Bb2 Bb7 6. Nc3 {A13: English Opening: 1...e6} Nbd7 7. d4 Bd6 {LiveBook: 17 Games} 8. Qc2 {The position is equal.} Rc8 9. cxd5 exd5 10. Bd3 c5 11. O-O O-O 12. Rad1 $146 ({Predecessor:} 12. Bf5 g6 13. Bh3 Qe7 14. Rad1 a6 15. dxc5 bxc5 16. Qd3 Rcd8 17. Ne2 Ne4 18. Ng3 Ne5 19. Nxe5 Bxe5 20. Bxe5 Qxe5 21. Nxe4 Qxe4 22. Qxe4 dxe4 {1-0 (46) Wojtaszek,R (2705)-Gajewski,G (2616) Warsaw 2011}) 12... Qe7 13. Bf5 Rfd8 14. dxc5 bxc5 15. Rfe1 g6 16. Bh3 $36 {[%mdl 2048] White is pushing.} Qf8 (16... Bc7 $11) 17. Nb5 $14 d4 (17... Bb8 $16) 18. Nxd6 $18 Qxd6 19. exd4 Bxf3 20. gxf3 cxd4 21. Qd2 Qd5 $2 (21... Rc5) 22. Qxd4 Qxf3 23. Bxd7 Rxd7 24. Qxf6 {[%csl Gb2][%cal Rf6h8] [#]} Qg4+ 25. Kh1 {Precision: White = 71%, Black = 25%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Krysa, Leandro"] [Black "Nie, Xinyang"] [Result "1/2-1/2"] [ECO "C00"] [WhiteElo "2543"] [BlackElo "2334"] [Annotator "TA"] [PlyCount "53"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,53,18,25,14,39,27,33,7,4,6,12,2,11,0,4,0,20,5,26,28,98,82,94,-65,-77, -70,-67,-67,-16,-19,-21,-33,-26,-18,-9,-95,-95,-91,-84,-87,-87,-97,-97,-96]} 1. d4 a6 2. e4 e6 3. Nf3 d5 4. e5 c5 5. c3 Nc6 6. Bd3 Nge7 {LiveBook: 3 Games. B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation)} (6... cxd4 7. cxd4 Nge7 8. Nc3 h6 9. O-O Bd7 10. h4 Rc8 11. Bf4 Na5 12. Qe2 Nec6 13. Rad1 Be7 14. h5 {1-0 (59) Patel,A (2448)-Cordova,E (2608) Saint Louis 2017}) 7. h4 $146 ({Predecessor:} 7. O-O cxd4 8. cxd4 Nf5 9. Be3 Be7 10. Nc3 O-O 11. Rc1 Nxe3 12. fxe3 {0-1 (43) Wajih,N (2242)-Dimakiling,O (2435) New Delhi 2010}) 7... cxd4 8. cxd4 Nf5 { White has an edge.} 9. Bc2 Qb6 {[%cal Rf5d4]} 10. Bxf5 $1 exf5 11. O-O h6 12. Nc3 Be6 13. Na4 Qd8 14. Bd2 b5 15. Rc1 bxa4 (15... Rc8 $11 {remains equal.}) 16. Qxa4 $16 Bd7 17. e6 $2 (17. Rxc6 $16 Be7 18. e6 fxe6 19. Ba5) 17... fxe6 $15 {aiming for ...Qb6.} 18. Rxc6 {[#] Threatens to win with Ne5.} Bd6 $1 $36 { [%mdl 2560] Black has the initiative.} 19. Re1 {Black must now prevent Rxe6+!} (19. Rxd6 Bxa4) 19... O-O (19... Kf7 $15 20. Rxd6 Bxa4 21. Rxd8 Rhxd8 22. Ne5+ Kf6) 20. Rxd6 $11 Bxa4 21. Rxd8 Rfxd8 22. Rxe6 Re8 (22... Bb5 {seems wilder.} 23. Ne5 Re8 24. Rd6 Rad8 25. Rb6 Bc4) 23. Rxe8+ (23. Rd6 $11 {keeps the balance.}) 23... Rxe8 $17 {Black is better.} 24. Ne5 Rc8 25. Bc3 g5 26. g3 Bb5 27. f3 {Precision: White = 46%, Black = 59%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Swapnil, S. Dhopade"] [Black "Manish Anto Cristiano F"] [Result "1-0"] [ECO "D45"] [WhiteElo "2526"] [BlackElo "1926"] [Annotator "TA"] [PlyCount "69"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,69,12,19,-40,31,28,34,24,88,72,72,81,87,94,92,81,72,71,78,77,93,86, 72,77,158,161,153,157,157,220,162,193,172,154,390,81,107,99,395,395,487,484, 29993,29993]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 e5 10. Bb3 h6 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran} 11. Rd1 Qc7 12. h3 Re8 13. dxe5 Nxe5 14. Nd4 a6 { [#] LiveBook: 3 Games} 15. Nf5 $146 (15. f4 $11) ({Predecessor:} 15. a3 Bf8 16. Nde2 b5 17. Bd2 Bb7 18. Nf4 {1/2-1/2 (44) Sjugirov,S (2635)-Dubov,D (2594) Moscow 2012}) 15... Bb4 (15... Bxf5 $15 16. Qxf5 Rad8) 16. Bd2 $14 {[%cal Bc1d2,Bd2b4,Bb4c5][%mdl 32]} Be6 17. Bxe6 Rxe6 {[#]} (17... fxe6 $11 {remains equal.} 18. Ng3 Rad8) 18. Nb5 $1 {[%mdl 512]} axb5 19. Bxb4 g6 20. Nd4 Ree8 21. Nxb5 $1 Qb6 {[#]} 22. a4 $1 $36 {[%mdl 2048] White is in control.} cxb5 23. Rd6 Nc6 24. Bc5 Qc7 {White must now prevent ...Ne4.} 25. Rxf6 Nb4 (25... Qe5 $142 26. Rd6 bxa4) 26. Qb3 $16 Qxc5 27. Qxf7+ Kh8 28. Rxg6 {[%cal Rg6h6]} Qf8 29. Qxb7 Nd3 30. Rd1 Rab8 $2 {[#]} (30... Ne5 $16 31. Rg3 bxa4) 31. Qc7 $2 (31. Qa6 $1 $18 {is the precise move to win.} Ne5 32. Rxh6+ Kg8 33. axb5) 31... Ne5 32. Ra6 {Hoping for Ra7.} bxa4 $2 {[%mdl 8192]} (32... Qg7 $16 {is a better defense.} 33. Qxg7+ Kxg7) 33. Ra7 $18 {[%csl Ga7][%cal Rc7h7]} Qg8 34. Rd6 Ng6 (34... Qf7 $18 35. Qxf7 Nxf7 36. Rxf7 Rxb2) 35. Qc3+ {Precision: White = 65%, Black = 36%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Tran, Tuan Minh"] [Black "Melkumyan, Hrant"] [Result "0-1"] [ECO "E46"] [WhiteElo "2514"] [BlackElo "2669"] [Annotator "TA"] [PlyCount "94"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,94,12,6,9,14,15,11,13,11,11,12,7,10,8,10,4,4,15,5,14,0,0,-22,0,-22, -21,-16,-20,-22,-23,-29,-18,-38,-6,-114,-60,-57,-51,-74,-49,-53,-29,-26,-27, -43,-50,-62,-28,-34,0,-62,-54,-81,-86,-88,-60,-64,-32,-84,-75,-81,-88,-79,-83, -101,-93,-91,-106,-109,-112,-112,-112,-111,-105,-120,-100,-247,-221,-201,-174, -1411,-1208]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 Re8 6. a3 Bf8 7. Nf4 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} d6 8. Bd3 {LiveBook: 3 Games} e5 9. Nfe2 $1 {The position is equal.} d5 $146 ({ Predecessor:} 9... c6 10. O-O Nbd7 11. b4 e4 12. Bc2 d5 13. b5 Nb6 14. c5 Nc4 { 0-1 (35) Tran,T (2548)-Carlsen,M (2834) chess.com INT 2018}) 10. cxd5 exd4 11. Nxd4 Nxd5 12. Bxh7+ Kxh7 13. Qh5+ Kg8 14. Qxd5 c6 $132 {[%mdl 2048] Black is not keeping still} 15. Qxd8 Rxd8 16. O-O Nd7 17. b4 Ne5 18. Na4 b6 19. f4 c5 20. fxe5 {Threatens to win with bxc5.} cxd4 21. exd4 Rxd4 22. Bb2 Rg4 23. Rac1 Be6 (23... Bd7 $5 {[%cal Rd7a4]} 24. Nc3 Bc6 $15) 24. Rfe1 (24. Rc7 $11 { keeps the balance.}) 24... Rd8 (24... a5 $17 25. Nxb6 Ra6) 25. Nc3 $15 a5 26. bxa5 bxa5 27. h3 $1 {[%cal Rh3g4]} Rg3 {[%mdl 1024] White must now prevent ... Bxh3. Black has compensation.} 28. Kh2 Rgd3 29. Ne4 Rb3 30. Rc2 Be7 31. Bc1 Rb1 32. Rce2 (32. Nd2 $11 Rbb8 33. Nf3) 32... Rd3 33. Bb2 Rxe1 34. Rxe1 a4 35. Re2 Kh7 36. Bc1 (36. Rd2 $15 Rb3 37. Nc3) 36... Kg6 $17 37. Nd6 Rc3 38. Bb2 Rb3 39. Bc1 Bh4 40. Re3 Bg5 41. Rxb3 axb3 {[%mdl 4096] Endgame KBB-KBN} 42. Bb2 {[#]} f6 $1 {[%cal Bf7f6,Bf6e5,Be5e4][%mdl 32]} 43. Kg3 {[#]} fxe5 $1 44. Kf2 Bd5 { ...e4 is the strong threat.} 45. g4 (45. Nb5 $17) 45... e4 $19 46. Nf5 Bf6 47. Bxf6 $2 (47. Nd4) 47... Kxf6 {Precision: White = 37%, Black = 76%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Deepan Chakkravarthy J."] [Black "Flores, Diego"] [Result "1/2-1/2"] [ECO "A30"] [WhiteElo "2499"] [BlackElo "2601"] [Annotator "TA"] [PlyCount "97"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,97,-10,-8,-9,-11,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,15,0,0,0,0,0,0, 0,0,11,11,0,0,0,92,92,85,81,94,96,102,73,73,73,73,73,73,73,73,73,87,73,87,73, 87,87,87,73,73,73,87,87,87,52,52,52,52,52,52,52,52,0]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 b6 4. g3 Bb7 5. Bg2 g6 6. O-O Bg7 7. d3 O-O 8. a3 d5 9. cxd5 Nxd5 10. Bd2 Nc6 11. Rb1 Nd4 {A30: Symmetrical English: Double Fianchetto and Hedgehog} ( 11... Rc8 12. Qa4 a6 13. Rfc1 e6 14. Qd1 Qd7 15. Na4 Nd4 16. e4 Bc6 17. b3 Nxb3 18. Nxb6 Nxb6 19. Qxb3 Na4 20. Bf4 Bb5 21. Bf1 Rfd8 22. Ne5 Qe7 23. Nf3 h6 24. Be5 Bxe5 25. Nxe5 Qd6 {1/2-1/2 (25) Stany,G (2385)-Swayams,M (2444) Sautron 2015}) 12. Nxd4 cxd4 13. Nxd5 Bxd5 {LiveBook: 4 Games. The position is equal.} 14. Bxd5 Qxd5 15. Rc1 Rfc8 16. Qa4 h5 $146 ({Predecessor:} 16... a5 17. Rxc8+ Rxc8 18. Rc1 Rxc1+ 19. Bxc1 {1-0 (49) Markowski,T-Tan,M Singapore 1990}) 17. Rxc8+ Rxc8 18. Rc1 Rxc1+ 19. Bxc1 Qe6 20. Kf1 {[#]} a6 $1 {[%mdl 512]} 21. Qc4 (21. Qxa6 Qc6) 21... Qd7 22. Bf4 e5 23. Bd2 h4 24. Kg2 h3+ 25. Kf1 b5 26. Qc2 Kh7 (26... Bf8 {looks sharper.} 27. f3 Kg7 28. Kf2 Bd6 29. Qc1 f6) 27. f3 f6 28. Kf2 Bf8 29. Qc1 Kg8 30. Bb4 Bg7 {[#]} (30... Bxb4 $11 {keeps the balance.} 31. axb4 g5) 31. g4 $1 $16 f5 32. Qg5 Kf7 33. gxf5 Qxf5 34. Qxf5+ (34. Qe7+ { keeps more tension.} Kg8 35. Qe8+ Kh7 36. Bd2 Bf6 37. Qf7+) 34... gxf5 { [%mdl 4096] Endgame KB-KB} 35. Kg3 Bh6 36. b3 Kg6 37. Kxh3 Kh5 38. a4 Be3 39. Bd6 {Threatens to win with axb5.} Bf4 40. Kg2 Kg5 41. Be7+ Kh5 42. Bd8 Bg5 43. Bc7 {And now axb5 would win.} Bf4 44. axb5 axb5 45. h3 Kh4 {White is slightly better.} 46. Bb8 Kh5 47. Bd6 Kh4 48. Bc7 Kh5 49. Bd6 {Precision: White = 80%, Black = 78%.} (49. Bb8 $14) 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Goh, Wei Ming Kevin"] [Black "Hng, Mei-En Emmanuelle"] [Result "1-0"] [ECO "A10"] [WhiteElo "2472"] [BlackElo "1997"] [Annotator "TA"] [PlyCount "96"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,96,-13,-14,-59,0,0,0,0,0,10,6,0,16,13,22,-12,-17,-12,-19,-18,0,0,0,0, 0,-6,-12,-30,-19,-50,-9,-23,-15,-16,-15,-16,-16,-20,0,0,0,-8,13,22,60,45,48,0, 3,0,41,18,207,202,217,214,397,363,442,408,605,596,600,588,560,547,547,563,533, 528,473,431,614,614,613,799,777,744,807,783,736,723,723,662,959,616,1012,913, 842]} 1. c4 b6 2. Nc3 Bb7 3. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} e6 4. d5 f5 5. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Bb4 6. Nd4 $146 {A40: Unusual replies to 1 d4} ({Predecessor:} 6. Qb3 Qe7 7. a3 Bxc3+ 8. Qxc3 Nf6 9. dxe6 dxe6 10. g3 Ne4 11. Qc2 Nd7 12. Bg2 O-O {1-0 (33) Hess,R (2639)-Chernyshova,N (2080) Pardubice 2012}) 6... Qe7 (6... Nf6 $15) 7. Ndb5 $11 Na6 8. a3 {The position is equal.} Bxc3+ $1 9. Nxc3 Nf6 10. g3 Ne4 11. Nxe4 fxe4 12. Bg2 exd5 13. cxd5 Qe5 14. d6 Qxd6 15. Qxd6 cxd6 16. Bf4 d5 17. O-O Nc5 18. Be5 O-O 19. b4 Ne6 20. f4 Ba6 21. Rf2 Rac8 22. a4 Bc4 23. e3 Nd8 24. Bh3 $1 Ne6 25. Rd2 a5 26. Rb2 axb4 27. Rxb4 Rc6 28. a5 (28. Bxe6+ $5 dxe6 29. Rab1 $14) 28... bxa5 29. Rxa5 Rfc8 30. Ra7 $36 {[%mdl 2048] White is more active.} Bd3 $2 (30... d4 $11 { and Black is okay.}) 31. Bxe6+ $1 $18 Rxe6 32. Rxd7 Rc1+ $2 {[#]} (32... Rg6 { is a better defense.} 33. Bb2 (33. Rxd5 Rc1+ 34. Kf2 Rc2+ 35. Ke1 Rc1+ 36. Kd2 Rc2+ 37. Kd1 Rgc6 $11) 33... h5) 33. Kf2 $1 {Intending Rb8+ and mate.} Rc2+ { [#]} 34. Ke1 $1 {Threatening mate with Rb8+.} Rec6 (34... Rc1+ $142 35. Kd2 Rc2+ 36. Kd1 Rec6 37. Rxg7+ Kf8 38. Rb8+ Rc8 39. Rxc8+ (39. Rxh7 Rc1+ 40. Kd2 R1c2+ 41. Ke1 Re2+ 42. Kd1 Rxb8 $14) 39... Rxc8 40. Rxh7 Rc2) 35. Rb8+ { White is clearly winning.} Rc8 36. Rxg7+ Kf8 37. Rxc8+ Rxc8 38. Rxh7 {[%mdl 4096] Endgame aiming for Rh8+. KRB-KRB} Rc1+ 39. Kd2 Rc2+ 40. Kd1 Re2 (40... Rf2 $142 41. g4 Be2+ 42. Ke1 Rg2) 41. Bd4 Rg2 42. f5 {[%cal Bf4f5,Bf5f6][%mdl 32]} Be2+ 43. Ke1 Bf3 44. f6 {And now Bc5+ would win.} Re2+ 45. Kf1 {White wants to mate with Bc5+.} Rc2 46. Be5 {Bd6+ is the strong threat.} Rc1+ 47. Kf2 Rc2+ 48. Ke1 {Threatens to win with Bd6+.} Rc6 {Precision: White = 69%, Black = 35%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Priasmoro, Novendra"] [Black "Ly, Moulthun"] [Result "1-0"] [ECO "C67"] [WhiteElo "2449"] [BlackElo "2498"] [Annotator "TA"] [PlyCount "77"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,77,26,-5,38,30,57,60,106,37,93,89,88,89,100,95,108,109,164,162,161, 126,153,132,155,68,188,210,204,207,182,180,231,231,252,242,308,312,286,300,315, 309,306,303,418,407,552,597,588,576,577,572,921,562,1084,958,2221,2143,1958, 1843,2202,2156]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Bd7 10. Bf4 {LiveBook: 17 Games. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} (10. h3 h6 11. b3 b6 12. Bb2 Kc8 13. Rfd1 c5 14. Nd5 a5 15. a4 Ne7 16. c4 Bf5 17. Ne3 Be6 18. Rd2 Kb7 19. Rad1 { 0-1 (43) Zhigalko,S (2648)-Cheparinov,I (2703) Kocaeli 2017}) 10... b6 11. Ng5 $146 ({Predecessor:} 11. Rad1 Kc8 12. h3 a5 13. g4 Ne7 14. Ng5 Be8 15. e6 f6 16. Nge4 h5 {1-0 (54) Muller,J (2023)-Bird,A (2216) North Geelong 2012}) 11... Be8 12. g4 $1 {[%cal Rg4f5] White is slightly better.} Nh6 13. e6 (13. f3 $16) 13... Bd6 (13... Kc8 $1 $14) 14. Rad1 $16 {And now Rfe1 would win.} Ke7 15. exf7 Bxf4 16. Rfe1+ Kf6 17. fxe8=Q Rhxe8 (17... Raxe8 $16 {might work better.} 18. Nh3 g5) 18. Nh3 $36 {[%mdl 2048] Black must now prevent Rxe8. White is on the roll.} ({Don't blunder} 18. Nxh7+ $2 Kg6 $19) 18... g5 19. Nxf4 gxf4 20. f3 Nf7 21. Kf2 ({White should play} 21. Ne4+ $16 Kg6 22. h4) 21... Rad8 (21... Rxe1 $1 $14 22. Rxe1 Rd8) 22. Rxe8 Rxe8 {[%mdl 4096] Endgame KRN-KRN} 23. Rd4 Nd6 24. Rxf4+ Kg6 (24... Kg5 $142 25. Kg3 Re1) 25. Ne4 Re6 26. h4 Kg7 27. Nxd6 Rxd6 {KR-KR} 28. Ke2 Rd5 29. Re4 Kf7 30. f4 Rc5 31. Kd3 h5 32. g5 {White is clearly winning.} Rf5 33. Ke3 Rd5 34. Rd4 Ke6 35. Ke4 a6 36. c4 Rc5 37. b4 Rf5 38. Rd8 Rf7 {[#]} 39. f5+ $1 {[%mdl 512] Precision: White = 73%, Black = 32%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Gukesh D"] [Black "Pascua, Haridas"] [Result "1/2-1/2"] [ECO "A05"] [WhiteElo "2401"] [BlackElo "2443"] [Annotator "TA"] [PlyCount "55"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,55,0,0,0,18,-9,-8,-6,-16,-8,-16,-16,0,0,0,-10,20,0,0,-8,15,19,34,34, 30,34,33,13,20,0,39,14,43,14,4,6,21,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. O-O Bg7 5. c3 O-O 6. d4 Na6 {[%cal Bb8a6,Ba6b4,Bb4c6][%mdl 32]} 7. Bf4 { A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} (7. a3 b6 8. Ne5 d5 9. Be3 Bb7 10. Nd2 Nd7 11. f4 f6 12. Nef3 e6 13. g4 e5 14. f5 gxf5 15. gxf5 Qe7 16. dxe5 fxe5 17. Ng5 Nc7 {1/2-1/2 (17) Sargissian,G (2677)-Kovalev,V (2641) Moscow 2018}) 7... d6 {LiveBook: 4 Games} 8. Re1 Qb6 9. Qb3 $146 ({Predecessor: } 9. Bc1 Ne4 10. Nbd2 d5 11. Qb3 Nc7 12. Nxe4 dxe4 13. Nd2 cxd4 14. cxd4 Bxd4 15. Qxb6 axb6 16. Bxe4 {1/2-1/2 (27) Drasko,M (2453)-Potpara,N (2390) Niksic 2016}) 9... cxd4 10. Qxb6 axb6 11. cxd4 Nb4 {With the idea ...Nc2.} 12. Na3 $1 {[%cal Bb1a3,Ba3b5,Bb5c7][%mdl 32]} Bf5 13. Bd2 Nc6 14. Red1 Be4 15. Be1 Nd5 16. e3 Ra4 17. Nb5 Rc8 18. Bh3 Rca8 19. Ng5 Bc2 20. Rd2 Ndb4 21. Rc1 {Black must now prevent a3.} h6 22. Nc7 Rb8 23. a3 (23. Nxf7 $5 {[%cal Rh3e6]} Bf5 24. Bxf5 gxf5 25. Nxd6 exd6 26. a3 $11) 23... hxg5 {The position is equal.} 24. axb4 Be4 $1 25. b3 Ra3 26. Rb2 d5 27. Nb5 Raa8 28. Nc7 {Precision: White = 59%, Black = 49%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Andyka, Pitra"] [Black "Peng, Xiongjian"] [Result "1-0"] [ECO "B90"] [WhiteElo "2213"] [BlackElo "2424"] [Annotator "TA"] [PlyCount "69"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 28,69,34,11,12,-6,-2,-49,-47,-43,-40,-45,-48,-52,-18,-24,0,-6,97,104, 206,189,182,182,197,208,191,187,184,176,303,295,441,441,572,548,633,545,663, 633,560,386,29997,29998]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2 Nc6 9. O-O O-O 10. f3 Be6 11. Nd5 {B92: Sicilian Najdorf: 6 Be2} Bxd5 12. exd5 Nb4 13. c4 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 14. a3 Na6 15. Bd3 {LiveBook: 4 Games} Nd7 16. Qc2 g6 17. g3 $146 ({Predecessor:} 17. Rae1 a4 18. Nc1 Nac5 19. Be2 Bg5 {0-1 (43) Graf,P (2079)-Shishkin,V (2492) Police 2014}) 17... f5 18. Rae1 $1 a4 19. Nd2 Nac5 20. Be2 Qa5 21. Kh1 Rfc8 22. f4 e4 (22... Rf8 $11 {remains equal.}) 23. g4 $1 $16 Bf6 (23... Kh8 $16 { was called for.}) 24. Rg1 $18 {Strongly threatening gxf5.} Kh8 25. gxf5 $1 gxf5 26. Bf1 $1 {[%cal Be2f1,Bf1h3,Bh3f5][%mdl 32]} Nb3 {[#]} 27. Qd1 $1 Nxd2 28. Bxd2 Qd8 {[#]} (28... Qc7 {might work better.}) 29. Bh3 $1 Rxc4 (29... Nc5 $142 30. Bxf5 Rc7 31. Bxe4 Nxe4 32. Rxe4 Re7) 30. Bxf5 Qe7 31. Qg4 Nc5 32. Re2 Qf7 33. Reg2 Bd4 34. Be6 Qf8 $2 (34... Nxe6 $18 35. dxe6 Qg6) 35. Qg8+ {Precision: White = 72%, Black = 42%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.18"] [Round "6"] [White "Vatsal Singhania"] [Black "Zhu, Yi"] [Result "0-1"] [ECO "B17"] [WhiteElo "2106"] [BlackElo "2408"] [Annotator "TA"] [PlyCount "124"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,124,42,55,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,1,0,0,2,-15,-14,-18, -20,-25,-17,-18,-22,-64,-64,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59, -59,-59,-59,-59,-92,-59,-59,-60,-649,-669,-544,-566,-927,-873,-1705,-1735, -12835,-12835,-12836,0,-1320,0,-12835,-12835,-12836,-12836,-12837,-12837, -12837,-12838,-12837,-12836,-12840,-12840,-12842,-12843,-12843,-12843,-12844, -12844,-12847,-12847,-12848,-12847,-12848,-12847,-12847,-12847,-12850,-12847, -12849,-12848,-12851,-29983,-12851,-29984,-12851,-29985,-12851,-29986,-29986, -29985,-29985,-29986]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. h3 g6 {B17: Caro-Kann: Modern Line (4...Nd7)} (7... Bf5 8. Bd3 Bxd3 9. Qxd3 e6 10. O-O Be7 11. Bg5 O-O 12. Rad1 Nd5 13. Bxe7 Nxe7 14. Rfe1 Qa5 15. Qb3 Qc7 16. c3 Rad8 17. Ne5 {1/2-1/2 (27) Rozentalis,E (2615)-Kamsky,G (2681) Bilbao 2014}) 8. Bd3 Bg7 {LiveBook: 97 Games} 9. c4 (9. c3 $14) 9... c5 $146 {The position is equal.} ({Predecessor:} 9... O-O 10. O-O b6 11. b3 Bb7 12. Bb2 Qc7 13. Qe2 e6 14. Ne5 Rfd8 {1-0 (56) Pechac,J (1960)-Shevchenko,K (1904) Albena 2011}) 10. dxc5 Nd7 11. O-O Nxc5 12. Bc2 O-O 13. Rb1 Qc7 14. Qe2 b6 15. b4 Ne6 16. Be4 Bb7 17. Bd5 Bxd5 18. cxd5 Nd4 19. Nxd4 Bxd4 20. Bb2 Bxb2 21. Qxb2 Rfd8 22. Rfd1 Rac8 23. Rbc1 Qd6 24. Qb3 Rxc1 25. Rxc1 Qxd5 26. Qxd5 Rxd5 $15 {[%mdl 4096] Endgame KR-KR} 27. Rc7 a5 28. Rxe7 axb4 29. Re4 Rb5 30. Re3 Rc5 31. Re4 Rc1+ 32. Kh2 Rb1 33. Re8+ Kg7 34. Rb8 b3 35. a4 $2 {[%mdl 8192] [#]} (35. a3 $15) 35... Kf6 $19 36. Rxb6+ Ke5 37. Rb7 Kd4 38. Rxf7 b2 39. Rd7+ Kc3 40. Rc7+ Kd4 (40... Kb4 $142 41. Rxh7 {[#]} Rh1+ $1 {[%mdl 512]} 42. Kxh1 b1=Q+ 43. Kh2 Qe4) 41. Rd7+ $1 Kc3 (41... Kc5 $142 42. Rb7 Kc4) 42. Rc7+ Kb4 43. Rb7+ Ka3 44. a5 Rd1 45. a6 Rd6 46. a7 Ra6 47. Kg3 Ka2 48. h4 b1=Q 49. Rxb1 Kxb1 50. Kf4 Rxa7 {KR-K3P} 51. g4 Rf7+ 52. Ke3 Kc2 53. f4 Kd1 54. Ke4 Ke2 55. f5 Kf2 56. Ke5 gxf5 57. gxf5 {KR-KPP} Kg3 58. Ke6 Rf8 59. h5 Kg4 60. f6 Kxh5 61. Ke7 Ra8 62. f7 Kg6 {Precision: White = 55%, Black = 95%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Melkumyan, Hrant"] [Black "Priasmoro, Novendra"] [Result "0-1"] [ECO "E70"] [WhiteElo "2669"] [BlackElo "2449"] [Annotator "TA"] [PlyCount "104"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,104,45,60,55,102,102,107,112,120,108,126,62,66,16,16,15,27,-33,0,-45, 16,0,5,0,10,1,24,-61,-54,-48,-39,-97,-86,-92,-73,-169,-175,-124,-125,-202,-131, -149,57,64,67,29,32,0,0,0,0,0,0,16,32,-358,-351,-487,-487,-396,-311,-529,-529, -979,-954,-885,-826,-1556,-1593,-1329,-1350,-1467,-1440,-1389,-1385,-29983, -29984,-29984,-29985,-29988,-29986,-29992,-29993,-29997,-29998]} 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 Na6 10. O-O {A65: Modern Benoni: 6 e4} Nc7 11. a4 Rb8 {LiveBook: 7 Games} ( 11... a6 12. Bg5 h6 13. Be3 Re8 14. Qd2 h5 15. Bg5 Rb8 16. f4 b5 17. axb5 axb5 {0-1 (53) Peralta,F (2551)-Adly,A (2625) Tegernsee 2017}) 12. Bg5 {White is slightly better.} a6 13. f4 $1 h6 14. Bh4 {Strongly threatening e5.} Qe8 15. e5 dxe5 16. d6 (16. Bxf6 $16 Bxf6 17. d6) 16... Ne6 $1 $14 17. Bxf6 Bxf6 18. f5 $146 Nf4 19. Nge4 (19. fxg6 $11 fxg6 20. Nge4) 19... Bd8 $1 $15 20. f6 b5 ({ Black should try} 20... Bf5 $15) 21. axb5 $11 axb5 22. Bg4 Qc6 23. Bxc8 Rxc8 24. Qf3 (24. Qg4 $11) 24... c4 25. Kh1 Bb6 26. Ne2 (26. Rad1 $15) 26... Ne6 27. N2g3 b4 28. Rae1 (28. Rad1 $17 Bd4 29. Qg4) 28... c3 $1 $19 29. bxc3 bxc3 { aiming for ...Rfd8.} 30. h4 c2 31. h5 c1=Q $2 ({Better is} 31... Kh8 $1 $17 { White must now prevent ...Rg8.} 32. hxg6 fxg6) 32. Rxc1 $14 Qxc1 33. Rxc1 Rxc1+ 34. Nf1 {Threatens to win with hxg6.} g5 $36 {[%mdl 2048] White is under pressure.} 35. Neg3 Nf4 36. Qb3 Rb8 37. d7 {Qxb6! is the strong threat.} Ne6 { Hoping for ...Bc7.} 38. Qd3 $2 {[%mdl 8192] [#]} (38. Qb2 $14 {stays ahead.} Re1 39. Qc3) 38... Bc7 $1 $19 39. Qe4 ({Much weaker is} 39. Nf5 {[#]} e4 $1 $19 {[%mdl 512]}) 39... Rbb1 40. Qa8+ Bd8 41. Qa6 $2 (41. Kg1) 41... Nc5 42. Qe2 Nxd7 43. Kh2 Nxf6 44. Ne3 e4 {( -> ...Bc7)} 45. Ngf1 Bc7+ 46. g3 Bb6 47. Kg2 Bd4 48. Qa6 Bxe3 {Black mates.} 49. Qxf6 Rxf1 50. Qd8+ Kg7 51. Kh3 {[#]} g4+ $1 52. Kxg4 f5+ {Precision: White = 42%, Black = 61%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Gustafsson, Jan"] [Black "Andyka, Pitra"] [Result "1/2-1/2"] [ECO "E68"] [WhiteElo "2643"] [BlackElo "2213"] [Annotator "TA"] [PlyCount "80"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,80,0,0,0,-23,-25,-20,-21,-49,16,16,74,86,89,38,93,78,84,87,129,115, 143,154,160,159,144,154,170,135,135,136,152,158,185,154,176,82,89,81,87,82,84, 55,68,59,58,36,23,25,43,0,0,0,0,-9,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 Nbd7 7. O-O e5 8. e4 c6 9. b3 exd4 10. Nxd4 Re8 11. Rb1 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} Nc5 12. Re1 { LiveBook: 6 Games} Ng4 13. f3 {[#]} Qb6 $146 {[#] aiming for ...Ne6.} ({ Predecessor:} 13... Ne5 14. Re2 a5 15. Be3 a4 16. Rd2 axb3 17. axb3 Qe7 18. Nde2 Bf8 {0-1 (48) Ponkratov,P (2613)-McShane,L (2640) Riadh 2017}) 14. Nce2 $1 Ne5 {Threatening ...Ned3.} 15. Be3 a5 (15... d5 $15 16. cxd5 cxd5) 16. Nf4 $11 g5 (16... Qc7 $11 {keeps the balance.}) 17. Nh5 $16 Bh8 18. Qd2 ({Don't play} 18. Bxg5 Ne6 $15) (18. h3 $16) 18... h6 ({Black should try} 18... Qb4 $14) 19. Red1 Qc7 20. g4 Qe7 21. Ng3 {Black must now prevent Ndf5.} Qf8 {[#]} 22. h4 $1 {[%mdl 512]} f6 (22... gxh4 23. Ndf5) 23. Ndf5 Bxf5 24. Nxf5 Red8 25. Qe2 ({ Weaker is} 25. Nxd6 b6 $15) 25... Bg7 26. Rd2 Nf7 27. Rbd1 b6 28. Qf2 Qe8 29. Nxd6 (29. Bf1 $18 {and White stays clearly on top.}) 29... Nxd6 30. Rxd6 Bf8 31. R6d2 Rxd2 32. Rxd2 (32. Qxd2 {with more complications.} Be7 33. f4 Rd8 34. Qe2 gxh4 35. Rxd8 Qxd8 36. e5) 32... Rd8 33. Rxd8 (33. Qe2 {seems wilder.} Rxd2 34. Qxd2 Nd7 35. f4 gxf4 36. Bxf4 Ne5 37. Qd1) 33... Qxd8 34. Qd2 Qxd2 35. Bxd2 $14 {[%mdl 4096] Endgame KBB-KBN} Nd3 36. Bc3 Kf7 {The position is equal.} 37. hxg5 hxg5 38. Bf1 Bc5+ 39. Kg2 Nc1 40. Bd2 Nxa2 {Precision: White = 54%, Black = 60%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Flores, Diego"] [Black "Goh, Wei Ming Kevin"] [Result "1/2-1/2"] [ECO "A30"] [WhiteElo "2601"] [BlackElo "2472"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,87,-50,-46,-52,-50,-52,-57,-50,2,0,10,6,6,12,8,14,9,-194,-22,-26,0, -30,-27,-22,-23,-22,-6,-2,-2,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6, 6,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c5 2. b3 Nc6 3. Bb2 e5 4. e3 g6 5. d4 $146 ({Predecessor:} 5. Nc3 Bg7 6. g3 f5 7. Bg2 Nf6 8. d3 O-O 9. Nge2 d6 10. O-O Be6 11. a3 d5 12. cxd5 Nxd5 {1-0 (25) Nielsen,P (2700) -Svidler,P (2734) Copenhagen 2010}) 5... cxd4 6. exd4 {A30: Symmetrical English: Double Fianchetto and Hedgehog} Bb4+ 7. Nd2 Nxd4 8. Ne2 {Black is slightly better.} Ne7 ({Better is} 8... Nc6 $1 $15) 9. Nxd4 $11 exd4 {[%cal Be5d4,Bd4c3,Bc3c2][%mdl 32]} 10. a3 Bc3 11. Bxc3 dxc3 12. Ne4 {Threatens to win with Qd4.} O-O $1 13. Nd6 $2 {[#]} (13. Qd3 $11 Qb6 14. Qd6 (14. Qxc3 Qe6 $15)) 13... Qa5 $2 (13... c2 $1 $19 {[%mdl 512]} 14. Qd2 (14. Qxc2 Qa5+) 14... Nc6) 14. Be2 Nf5 (14... c2+ $5 15. Qd2 Qe5 $11) 15. O-O c2 16. Qd3 Nxd6 17. Qxd6 Qc3 {The position is equal.} 18. Qd3 Qb2 {White must now prevent ...d5!} 19. Rfc1 d5 {aiming for ...Bf5.} 20. Qxc2 Qxc2 21. Rxc2 dxc4 22. Bxc4 Bf5 23. Rd2 Rad8 24. Rad1 Rxd2 25. Rxd2 {[%mdl 4096] Endgame KRB-KRB} Re8 26. f3 Kg7 27. Kf2 Be6 28. Re2 Kf6 29. Re4 Re7 30. h4 b5 31. Bxb5 Bxb3 32. Rxe7 (32. Rb4 { with more complications.} Bd5 33. Bd3 Ke5 34. g4 Kd6 35. Rb5) 32... Kxe7 {KB-KB } 33. Ke3 Kd6 34. Kd4 f6 35. Bd3 Bf7 36. h5 gxh5 37. Bxh7 h4 38. Bf5 Bd5 39. Bc8 a5 40. Bh3 Bc6 41. Bf5 Bd5 42. Bh3 Bc6 43. Bf5 Bd5 44. Bg4 {Precision: White = 76%, Black = 70%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Smirnov, Anton"] [Black "Gareyev, Timur"] [Result "1/2-1/2"] [ECO "B56"] [WhiteElo "2546"] [BlackElo "2592"] [Annotator "TA"] [PlyCount "30"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,30,0,53,0,25]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. f3 e5 7. Nb3 Be7 8. Be3 O-O 9. Qd2 a5 10. Bb5 Be6 11. O-O-O Na7 {B56: Classical Sicilian: Unusual Lines} (11... Qb8 12. g4 a4 13. Nxa4 d5 14. g5 d4 15. gxf6 dxe3 16. Qxe3 Bxf6 17. Bxc6 bxc6 18. Nbc5 Bxa2 19. Nd7 {1/2-1/2 (80) Vachier Lagrave,M (2796)-Grischuk,A (2761) Paris 2017}) 12. Be2 $146 ({Find the theoretical novelty and annotate with similar games:} 12. Bxa7 Rxa7 13. Kb1 Qb6 14. a4 Raa8 15. g4 Rfd8 16. g5 Nh5 17. h4 Nf4 18. Nd5 Bxd5 19. exd5 { 1-0 (32) Tomczak,J (2596)-Annaberdiev,M (2485) Warsaw 2017}) 12... Nc8 13. Bb5 Na7 14. Be2 Nc8 {LiveBook: 8 Games} (14... Nc6 $11) 15. Bb5 Na7 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Neelotpal, Das"] [Black "Stokke, Kjetil"] [Result "1-0"] [ECO "B08"] [WhiteElo "2468"] [BlackElo "2335"] [Annotator "TA"] [PlyCount "59"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,59,44,60,46,51,60,64,64,66,67,68,73,87,65,73,36,45,47,42,45,34,56,75, 68,87,68,102,99,89,105,91,92,94,89,175,182,182,180,341,326,528,511,1114,1202, 1197,1173,1312,1288]} 1. Nf3 g6 2. d4 Bg7 3. e4 d6 4. Nc3 Nf6 5. Be2 O-O 6. O-O Bg4 7. Be3 Nfd7 {LiveBook: 6 Games} 8. a4 {B08: Pirc Defence: Classical System} a5 9. Qd2 $146 ({Predecessor:} 9. h3 Bxf3 10. Bxf3 e5 11. dxe5 Bxe5 12. Qd2 Na6 13. g3 Nac5 14. Bg2 Nb6 15. Bh6 {1/2-1/2 (25) Psakhis,L (2585)-Ivanchuk,V (2635) Moscow 1989}) 9... Nc6 10. Rad1 {White is slightly better.} e5 11. dxe5 Ndxe5 12. Nxe5 Nxe5 13. f3 {[%cal Bf2f3,Bf3f4][%mdl 32]} Be6 14. Bh6 Bxh6 15. Qxh6 {And now f4 would win.} f5 16. exf5 Bxf5 17. Qd2 Be6 18. f4 $36 {[%mdl 2048] White has the initiative.} Nd7 19. Ne4 Nc5 20. Nxc5 dxc5 21. Qe3 Qf6 22. Qxc5 Qxb2 23. Rb1 {[%cal Bd1b1,Bb1b7,Bb7c7][%mdl 32]} Rf5 (23... Qa2 $16 { is a better defense.}) 24. Qe3 $18 ({Stronger than} 24. Rxb2 Rxc5 25. Rxb7 Rxc2 $11) ({Don't do} 24. Qxc7 Qd4+ 25. Kh1 Rf7 $16) 24... Qa2 25. Rxb7 Bd5 $2 ( 25... Rf7 26. Qe5 Bd5) 26. Rxc7 Qxa4 $2 (26... Qb2 27. Bd3 Rf7) 27. c4 { White is clearly winning.} Qc2 (27... Bf7 $142 28. Bg4 Qe8) 28. Qd4 {[%csl Gc7] [%cal Rd4g7] [#]} Bf7 29. Bd3 Qd2 30. g4 {Precision: White = 86%, Black = 43%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Nguyen, Anh Khoi"] [Black "Gomes, Mary Ann"] [Result "1-0"] [ECO "A40"] [WhiteElo "2444"] [BlackElo "2295"] [Annotator "TA"] [PlyCount "71"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,71,40,55,44,45,50,77,43,28,43,85,46,62,54,62,54,58,70,74,4,31,16,18,7, 17,21,21,27,27,33,59,42,37,8,20,18,28,23,27,16,21,8,127,129,145,114,112,102,94, 98,104,129,175,183,162,169,300,326,284,208,6196,6187,6123,5281]} 1. d4 g6 2. c4 Bg7 3. e4 c5 4. d5 d6 5. Ne2 {[%cal Bg1e2,Be2g3,Bg3f1,Bf1e3][%mdl 32]} (5. Nc3 Nf6 6. Nf3 O-O 7. h3 e6 8. Bd3 exd5 9. cxd5 b5 10. Nxb5 Re8 11. Nd2 Nxd5 12. Nc4 Nb4 13. Nbxd6 Ba6 14. Be2 Re6 15. Bf4 Nd7 16. a3 Nc6 17. O-O Nd4 18. Bd3 Nb6 19. e5 f6 {1/2-1/2 (56) Wang,H (2709)-Ponkratov,P (2613) Riadh 2017}) 5... Na6 6. Nbc3 {A43: Schmid Benoni} Nc7 7. Ng3 h5 $146 ({Predecessor:} 7... a6 8. a4 Rb8 9. Be2 h5 10. h4 Bd7 11. a5 b5 12. axb6 Rxb6 13. Ra2 Nf6 {1-0 (47) Arregui,J-Schweber,S (2375) Buenos Aires 1991}) 8. Bd3 {White is better.} h4 9. Nf1 Nf6 10. Ne3 e5 11. a3 a5 12. Bd2 Bd7 13. Na4 Ra6 14. b4 (14. Nc3 $16) 14... axb4 15. axb4 cxb4 {[#] aiming for ...Qa8.} 16. O-O O-O 17. Bxb4 {With the idea c5.} Bxa4 18. Rxa4 Qd7 19. Ra3 Rfa8 20. Qb3 Bf8 21. c5 dxc5 22. Rxa6 Nxa6 23. Bc3 c4 24. Nxc4 {Black must now prevent Nb6.} Nc5 25. Qb1 $36 {[%mdl 2048] Nb6 is the strong threat. Black is under pressure.} Nxd3 (25... h3 $11) 26. Qxd3 $16 {Strongly threatening Nb6.} Qg4 27. Re1 (27. Nxe5 $6 Qxe4 28. Qh3 Nxd5 $15) 27... h3 {[%csl Gh3][%cal Rg4g2]} 28. g3 Nd7 29. Nxe5 Nxe5 30. Bxe5 Bb4 31. Ra1 Rxa1+ 32. Bxa1 Bd2 (32... Be7 {is a better defense.} 33. d6 Bd8) 33. f3 $18 ({Less strong is} 33. Qxd2 Qxe4 34. f4 Qb1+ 35. Kf2 Qxa1 $16) 33... Qg5 34. Kf1 Bf4 $2 (34... Qe3 35. Qe2 Bc1 36. Qxe3 Bxe3) 35. Qc3 {[%csl Ga1][%cal Rc3h8]} Be5 {[#]} 36. Qc8+ $1 {Precision: White = 63%, Black = 53%.} ({Worse is } 36. Qxe5 Qc1+ 37. Ke2 Qc2+ 38. Ke3 Qc1+ 39. Ke2 (39. Kd3 Qd1+ 40. Kc4 Qa4+ 41. Kd3 Qd1+ 42. Kc4 Qa4+ 43. Kc5 Qa5+ 44. Kc4 Qa4+ $11) 39... Qc2+ 40. Ke1 ( 40. Ke3 Qc1+ 41. Kd3 Qd1+ 42. Kc4 Qa4+ 43. Kd3 Qd1+ 44. Ke3 Qc1+ $11) 40... Qc1+ 41. Ke2 $11) 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Pascua, Haridas"] [Black "Salvador, Louie"] [Result "1-0"] [ECO "A05"] [WhiteElo "2443"] [BlackElo "2176"] [Annotator "TA"] [PlyCount "75"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,75,40,31,21,47,45,39,0,9,0,70,0,30,32,25,25,23,-53,-9,-39,-12,-38, 127,113,127,117,122,112,96,122,95,67,141,130,128,131,140,126,153,154,148,137, 137,148,178,195,272,201,201,182,308,308,327,306,358,324,1133,795]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d3 {[%cal Bd2d3,Bd3e4,Be4e5][%mdl 32]} O-O 6. Nbd2 c5 7. e4 dxe4 8. dxe4 Nc6 9. e5 Nd7 10. Re1 Qc7 {[%cal Rd7e5] LiveBook: 5 Games} 11. Nc4 {C00: French: Unusual White 2nd moves} (11. Qe2 Rd8 12. c3 b6 13. h4 Bb7 14. h5 a5 15. h6 g6 16. a4 c4 17. Nxc4 Ba6 18. Bf1 Nc5 {1-0 (39) Novik,M (2466)-Nyback,T (2635) Finland 2011}) 11... Rd8 12. Qe2 Nb6 13. Nxb6 { White is slightly better.} axb6 $146 ({Predecessor:} 13... Qxb6 14. c3 h6 15. Qe4 Bd7 16. Bf1 Bf8 17. Bd3 g6 18. Qh4 Be8 {1/2-1/2 (88) Stratulat,S-Shkuta,I (2127) Kiev 2000}) 14. c3 Bd7 (14... h6 $11) 15. h4 (15. Qe4 $1 $14) 15... Na5 16. Bf4 Bc6 17. h5 b5 18. Qc2 ({White should try} 18. Nd2 $11) 18... Rd7 19. b3 Bd5 20. Rad1 Qc6 $2 (20... h6 $15) 21. Rxd5 $1 $16 Rxd5 {[#]} (21... exd5 $2 { too greedy.} 22. e6 $1 $18 {[%mdl 512]}) 22. c4 $1 {[%cal Rc4d5]} bxc4 23. bxc4 Nxc4 24. Qxc4 $40 {[%mdl 128] White attacks with force.} Qa4 25. Qb3 Qxa2 ({ Better is} 25... Rd7 $14) 26. Qxb7 Ra7 27. Qb5 Qa4 28. Qb1 {And now Ng5 would win.} Qb4 29. Nd2 Rd8 30. Ne4 Rb8 31. Qc1 c4 32. h6 {Hoping for hxg7.} g6 ( 32... c3 $142) 33. Bf1 Rc7 34. Bd2 Qb3 (34... Qa3 {might work better.} 35. Nd6 (35. Bxc4 $2 Qxc1 36. Rxc1 Rbc8 $19) 35... Qxc1 36. Rxc1 c3 37. Rxc3 (37. Bxc3 Bg5 $16) 37... Rxc3 38. Bxc3 Bg5) 35. Ba5 $18 Rc6 36. Bc3 Rc7 37. Qf4 Rd8 $2 ( 37... Bf8 38. Rc1 Qb7) 38. Ba5 {Precision: White = 53%, Black = 27%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Zhu, Yi"] [Black "Deepan Chakkravarthy J."] [Result "0-1"] [ECO "A62"] [WhiteElo "2408"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "102"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,102,9,0,0,-10,-13,-22,-14,-25,0,-54,-35,-85,-58,-101,-86,-95,-83, -108,-89,-95,-95,-81,-103,-90,-66,-40,-27,-22,0,0,15,-47,-46,-55,0,0,-5,-79, -54,-159,-147,-147,-145,-146,-73,-68,-71,-54,-56,-56,-54,-103,-29,-28,-9,-11,0, 0,0,0,0,-56,-46,-86,-81,-72,-70,-184,-197,-194,-185,-212,-211,-446,-220,-204, -210,-5124,-5110,-1707,-1975,-1654,-1590]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. g3 Bg7 7. Bg2 d6 8. Nf3 O-O 9. O-O Re8 10. Re1 Nbd7 { A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} 11. Bf4 { LiveBook: 3 Games} Ng4 12. Qc1 $146 ({Predecessor:} 12. Rc1 Nde5 13. Ne4 Bf5 14. Nfd2 h6 15. h3 Nf6 16. Nc3 Rb8 17. g4 Bc8 18. Bg3 {1-0 (43) Ju,W (2583) -Shankland,S (2674) Caleta 2017}) 12... Nde5 {The position is equal.} 13. Nxe5 Nxe5 14. h3 f5 15. Qc2 (15. b4 $11) 15... Rb8 16. Rad1 b5 {[%cal Bb7b5,Bb5b4] [%mdl 32]} 17. Bc1 b4 18. Nb1 c4 19. Nd2 Ba6 20. Nf3 b3 21. axb3 cxb3 22. Qb1 Nxf3+ 23. Bxf3 Qa5 {Hoping for ...Rbc8.} 24. Bf4 Rb6 25. Qc1 $1 Qb4 26. Be3 ( 26. h4 $11) 26... Rbb8 $15 27. Qa1 Bc4 (27... Rxe3 $5 28. fxe3 Bb7 $11) 28. Bd2 $1 {[%cal Rd2b4]} Qb5 {[%cal Rc4e2]} 29. Be3 (29. Rc1 $11) 29... a5 (29... Rxe3 $5 30. fxe3 Qb6 $15) 30. Qa3 (30. Bd4 $1 $15) 30... Qb4 31. Qxb4 Rxb4 32. Bd4 Rc8 (32... Bb5 $142 33. Bxg7 Kxg7) 33. Bxg7 $17 Kxg7 34. e4 fxe4 35. Rxe4 Rb7 36. Re6 Rf8 (36... a4 $1 $17 {[%cal Ra4a3] White must now prevent ...a3!} 37. Ra1 (37. Rxd6 a3 $17) 37... Bd3) 37. Be4 $11 Rf6 38. Re8 a4 39. Ra8 Bb5 40. Rc1 Rf8 41. Rxf8 ({White should play} 41. Ra5 $1 $11) 41... Kxf8 {[%mdl 4096] Endgame KRB-KRB} 42. f3 {[#]} a3 $1 {[%cal Ra3a2][%mdl 512]} 43. bxa3 b2 $1 { [%cal Rb2c1]} 44. Rd1 (44. Re1 $1 $15) 44... Be2 $1 $19 {[%cal Re2d1]} 45. Rb1 Bc4 46. Re1 {[#]} Bxd5 $1 {[%mdl 512]} 47. Bb1 $2 (47. Bxd5 b1=Q 48. Rxb1 Rxb1+ 49. Kf2) 47... Bxf3 (47... Rc7 $142 48. Kf2 Rc3) 48. Kf2 Rf7 49. Ke3 $2 {[#]} ( 49. Rg1) 49... Re7+ $1 {Black is clearly winning.} 50. Kd2 Rxe1 51. Kxe1 {[#]} d5 $1 {Precision: White = 31%, Black = 53%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Zhu, Yi"] [Black "Deepan Chakkravarthy J"] [Result "*"] [ECO "A62"] [WhiteElo "2408"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,70,8,3,1,-12,-9,-11,-16,-16,-10,-58,-20,-77,-71,-105,-84,-84,-85, -107,-97,-102,-92,-93,-95,-82,-70,-66,-30,-14,0,0,4,-64,-54,-22,-7,-8,0,-85, -38,-153,-162,-152,-144,-158,-44,-44,-50,-63,-58,-95,-94]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. g3 Bg7 7. Bg2 d6 8. Nf3 O-O 9. O-O Re8 10. Re1 Nbd7 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7} 11. Bf4 {LiveBook: 3 Games} Ng4 12. Qc1 $146 ({Predecessor:} 12. Rc1 Nde5 13. Ne4 Bf5 14. Nfd2 h6 15. h3 Nf6 16. Nc3 Rb8 17. g4 Bc8 18. Bg3 {1-0 (43) Ju,W (2583) -Shankland,S (2674) Caleta 2017}) 12... Nde5 {The position is equal.} 13. Nxe5 (13. Bg5 {looks sharper.} f6 14. Bf4 Nf7 15. Rb1 Bf5 16. Ra1) 13... Nxe5 14. h3 f5 15. Qc2 Rb8 16. Rad1 (16. a4 $11) 16... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 17. Bc1 b4 18. Nb1 c4 {[%cal Bc5c4,Bc4b3][%mdl 32]} 19. Nd2 Ba6 20. Nf3 b3 21. axb3 cxb3 22. Qb1 Nxf3+ 23. Bxf3 Qa5 {White must now prevent ...Rbc8.} 24. Bf4 Rb6 25. Qc1 Qb4 26. Be3 (26. h4 $11) 26... Rbb8 $15 27. Qa1 Bc4 28. Bd2 $1 { [%cal Rd2b4]} Qb5 {[%cal Rc4e2]} 29. Be3 (29. Rc1 $11 {remains equal.}) 29... a5 30. Qa3 (30. Bd4 $1 $15) 30... Qb4 $17 31. Qxb4 Rxb4 32. Bd4 Rc8 (32... Bb5 $17 33. Bxg7 Kxg7) 33. Bxg7 $15 Kxg7 34. e4 fxe4 35. Rxe4 {[#]} Rb7 $1 { Precision: White = 36%, Black = 52%.} * [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Tran, Minh Thang"] [Black "Short, Nigel D"] [Result "0-1"] [ECO "A45"] [WhiteElo "2406"] [BlackElo "2662"] [Annotator "TA"] [PlyCount "67"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,67,-17,-22,9,-7,0,-11,10,11,29,-39,-47,-32,-22,-33,-33,-48,-35,-37, -15,-17,-16,-16,15,21,0,9,15,-28,-26,-29,0,-42,0,-5,0,-18,0,-23,-29,-60,-49, -109,-87,-88,-89,-168,-155,-196,-201,-219,-215,-201]} 1. d4 Nf6 2. Bf4 b6 3. e3 Bb7 4. Nf3 d6 5. Nbd2 g6 6. h3 Bg7 7. Bd3 O-O 8. O-O Nbd7 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (8... c5 9. Bh2 Nbd7 10. c3 a6 11. Re1 b5 12. a4 Qb6 13. e4 Rfd8 14. Qe2 c4 15. Bc2 Nf8 16. d5 N8d7 {0-1 (49) Le,Q (2737) -Hansen,E (2629) chess.com INT 2018}) 9. e4 {LiveBook: 4 Games} Nh5 10. Bg5 h6 $146 {The position is equal.} ({Predecessor:} 10... Bf6 11. Bxf6 exf6 12. Re1 Re8 13. c3 Nf8 14. Qb3 Qd7 15. d5 a6 16. Nd4 {1-0 (42) Petersen,W (2101) -Wandel,B (2151) Germany 2005}) 11. Be3 e5 12. c3 exd4 13. Nxd4 (13. cxd4 $11 c5 14. Rc1) 13... Nc5 $15 14. Bc2 Nf6 {[%cal Rc5e4]} 15. f3 Re8 16. b4 Ncd7 { [%cal Bc5d7,Bd7f6,Bf6e4][%mdl 32]} 17. Ba4 Nd5 18. exd5 {Black must now prevent Ne4.} Rxe3 19. Ne4 $1 Nf6 20. Qd2 $1 Rxe4 21. fxe4 Nxe4 22. Qe3 (22. Qd3 $5 {[%cal Rd3e4]} Qh4 23. Nf3 $11) 22... Bxd5 {And now ...Nxc3! would win.} 23. Rae1 $1 {[#]} Nxc3 $1 {[%mdl 512]} 24. Bc6 ({Don't go for} 24. Qxc3 $2 Qg5 $19) (24. Nc6 $5 {[%cal Rc6d8]} Qh4 25. Ne7+ Kh8 26. Nxd5 $15) 24... Bxd4 25. Qxd4 Bxc6 26. Qxc3 Bd5 27. Qd2 (27. Rf2 {feels hotter.} c6 28. Rfe2 Kh7 29. Re7 Qh8 30. Qd2) 27... Qg5 28. Qxg5 hxg5 $11 {[%mdl 4096] Endgame KRR-KRB} 29. Rc1 (29. a3 $15) 29... c6 $17 ({Of course not} 29... Bxa2 $6 30. Rxc7 a5 31. b5 $11 ) 30. a4 Rd8 31. Rfd1 {[#]} (31. Rcd1 $17) 31... Be4 $1 $19 {Black is clearly better.} 32. Rd4 f5 33. a5 Kf7 34. axb6 {Precision: White = 41%, Black = 63%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Gukesh D"] [Black "Krysa, Leandro"] [Result "1-0"] [ECO "A06"] [WhiteElo "2401"] [BlackElo "2543"] [Annotator "TA"] [PlyCount "129"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,129,43,40,-2,38,0,0,0,9,-6,-15,-27,2,-24,0,5,10,-5,0,-24,0,2,36,0,12, 12,4,5,0,0,0,-24,-14,-38,0,-8,66,64,72,78,70,37,124,26,26,26,33,5,3,4,31,0,0, -2,0,0,0,0,65,34,45,26,348,320,405,400,443,442,439,437,400,151,311,291,445,441, 442,442,579,568,523,503,639,647,535,610,612,600,835,800,773,724,872,845,725, 670,8806,7739,7356,7213,6433,4930,5608,4922,29984,29985,29986,29987,29987, 29988,29990,964]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 dxc4 7. Na3 c3 8. bxc3 c5 9. e3 Nc6 10. Bb2 Qb6 {LiveBook: 13 Games. D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6} (10... Bf5 11. Nd2 Bg4 12. f3 Be6 13. Nb3 cxd4 14. cxd4 Nd5 15. Qd2 Ndb4 16. Nc5 Bc8 17. Rfd1 b6 18. Nb3 e6 {0-1 (62) Banusz,T (2611)-Van Wely,L (2646) Linares 2017}) 11. Qb3 (11. Nc4 {looks sharper.} Qa6 12. Ncd2 Bg4 13. h3 Bf5 14. Nb3) 11... Qa6 $146 ({ Predecessor:} 11... Be6 12. Qxb6 axb6 13. Ng5 Bd7 14. Nc4 Ra6 15. d5 Na5 16. Nxa5 Rxa5 17. c4 Rfa8 18. a3 {0-1 (40) Obgolts,E (2271)-Faizrakhmanov,R (2421) St Petersburg 2017}) 12. Qb5 (12. c4 {seems wilder.} Ne4 13. Rad1 Bd7 14. Nd2 Na5 15. Qc2) 12... Qxb5 {The position is equal.} 13. Nxb5 Bd7 14. Na3 Rac8 15. Nd2 cxd4 16. exd4 e5 17. d5 Na5 18. c4 Rfe8 19. Bc3 Bf8 20. Bxa5 {[#] Nc2 is the strong threat.} Bxa3 21. Rab1 b6 22. Bb4 $36 {[%mdl 2048] White has good play.} Bxb4 23. Rxb4 Bf5 24. a4 Nd7 25. a5 bxa5 26. Ra4 Bd3 27. Rc1 Nc5 (27... Nb6 $1 $11 28. Rxa5 Nxc4 29. Nxc4 Rxc4 30. Rxc4 Bxc4) 28. Rxa5 $14 Re7 29. f3 Rb7 {White should prevent ...Rb2.} 30. Rb5 a5 (30... Rxb5 $14 31. cxb5 Bf5) 31. Rxb7 ({Stronger than} 31. Rxa5 Rb2 $17) ({Better is} 31. Bh3 $16 Bf5 32. Bxf5 gxf5 33. Rxa5) 31... Nxb7 $11 32. Bf1 Bxf1 33. Kxf1 {[%mdl 4096] Endgame KRN-KRN} a4 34. Ke2 Nc5 35. Kd1 f5 36. Kc2 e4 37. fxe4 fxe4 38. Re1 Kg7 ({ Black should try} 38... Re8 $11) 39. Kc3 {And now Kd4 would win.} a3 40. Kd4 { [#] Hoping for Ra1.} ({Don't play} 40. Nxe4 Re8 $15) 40... Nd3 $2 {[%mdl 8192]} (40... a2 $11 {and Black stays safe.} 41. Ra1 e3 42. Kxe3 Ra8) 41. Rxe4 $18 a2 42. Re7+ Kh6 43. Ra7 Nb4 44. Nb3 Nc2+ 45. Ke5 $2 (45. Kc3 $18) 45... Rxc4 $2 ( 45... Nb4 $16) 46. Rxa2 {Threatens to win with d6.} Rc3 (46... Nb4 $142) 47. Nd2 Rc5 48. Ra4 Rb5 49. Ne4 Nb4 50. Nc3 Rb8 51. d6 Nc6+ 52. Ke6 Rb2 53. h4 Rd2 54. Ne4 Rd3 55. d7 Nb8 56. Nc5 Rd1 57. Ra8 Nxd7 58. Nxd7 {KRN-KR} g5 59. hxg5+ Kxg5 60. Rg8+ Kh6 61. Ne5 {White wants to mate with Nf7+.} Re1 62. Rg4 { White mates.} Kh5 63. Kf6 {[%csl Gg3][%cal Rg4h4]} Rf1+ 64. Rf4 h6 65. g4+ { Precision: White = 53%, Black = 36%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Nie, Xinyang"] [Black "Swapnil, S. Dhopade"] [Result "0-1"] [ECO "A46"] [WhiteElo "2334"] [BlackElo "2526"] [Annotator "TA"] [PlyCount "78"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,78,12,-7,15,3,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-3,0,0,0,0,28,-156,-158, -156,-157,-155,-148,-568,-555,-934,-925,-902,-880,-826,-476,-2077,-472,-464, -464,-507,-507,-500,-500,-560,-464,-515,-501,-657,-652,-806,-737,-800,-788, -871,-852,-762,-697]} 1. d4 Nf6 2. Nf3 c5 3. e3 {[%cal Be2e3,Be3d4,Bd4d5][%mdl 32]} d5 4. c4 cxd4 5. exd4 g6 6. Nc3 Bg7 7. cxd5 Nxd5 8. Bc4 Nb6 9. Bb3 O-O 10. d5 {LiveBook: 11 Games. B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6} a5 11. a3 Na6 $146 {[%cal Bb8a6,Ba6c5,Bc5a4,Ba4b2][%mdl 32]} ({ Predecessor:} 11... a4 12. Ba2 e6 13. Bg5 Bf6 14. Bxf6 Qxf6 15. Ne4 Qf4 16. Qd4 e5 17. Qe3 Ra5 {1/2-1/2 (48) Korneev,O (2560)-Granda Zuniga,J (2630) Andorra 1998}) 12. Be3 {The position is equal.} Bg4 13. O-O Rc8 14. h3 Bxf3 15. Qxf3 Nc5 16. Ba2 Nba4 $36 {[%mdl 2048] Black has good play.} 17. Nxa4 Nxa4 18. Rab1 Nxb2 19. Bg5 ({Much worse is} 19. Qe2 Na4 $17) 19... Qd7 20. Qe2 Na4 $1 { [%cal Ra4c3]} 21. Qxe7 Qf5 $1 22. Bd2 $2 (22. Rxb7 $11 Nc5 23. Rc7 Rxc7 24. Qxc7) 22... Rc2 $1 $17 {[%csl LRa2,LRd2]} 23. Bb3 Rxd2 24. Bxa4 {[#]} Rxf2 $1 { [%mdl 512]} 25. Rfe1 $2 {[%mdl 8192]} (25. Qc5 $17 {is tougher.} Rxg2+ 26. Kxg2 Qe4+ 27. Rf3 Qxb1 28. d6) (25. Rxf2 Qxb1+) 25... Qf4 $19 {Threatens to win with ...Qg3.Black is clearly winning.} 26. Bb5 Bd4 {[%csl Gf4][%cal Rf2f1]} 27. Kh1 Qg3 {[%csl Gf2][%cal Rg3g2]} 28. Bf1 Rf5 {Hoping for ...Rh5.} 29. Qxb7 (29. d6 $142 Re5 30. Bb5) 29... Be5 (29... Rh5 $142 {( -> ...Rxh3+!)} 30. Qd7 f5 31. Qe6+ Kh8) 30. Rxe5 Qxe5 ({Less strong is} 30... Rxe5 31. Qc7 $19) 31. Rd1 Rd8 32. Bc4 Rf4 33. Qb6 Rd6 34. Qc5 Re4 35. Bf1 a4 36. Rb1 Kg7 37. Rd1 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 38. Kg1 h4 39. Kh1 Rf6 {Precision: White = 26%, Black = 80%.} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.19"] [Round "7"] [White "Wang, Shixu B"] [Black "Tran, Tuan Minh"] [Result "1/2-1/2"] [ECO "A47"] [WhiteElo "2123"] [BlackElo "2514"] [Annotator "TA"] [PlyCount "119"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,119,18,29,-2,-2,-1,6,7,27,29,30,11,21,0,12,-9,0,4,14,14,12,0,87,18, 18,20,20,20,20,19,20,6,9,6,17,23,20,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,-8,-8,-8,-8,-8,0,-15,-15,-15,-15,-15,-15,-15,-15,-15,0,-15,0,-15,-15,-15, -15,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 b6 3. Bg5 Bb7 4. Nbd2 e6 5. e4 h6 6. Bxf6 Qxf6 7. Bd3 c5 8. c3 cxd4 {LiveBook: 12 Games. A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} 9. Nxd4 (9. e5 Qd8 10. Nxd4 Nc6 11. Nxc6 dxc6 12. Qe2 Be7 13. f4 Qc7 14. O-O-O O-O-O 15. Ba6 Rd7 16. Nf3 {1/2-1/2 (37) Morozov,D (2461)-Brookes,J (2468) ICCF email 2016}) 9... Nc6 10. Nxc6 Bxc6 11. O-O Bd6 $146 ({Find the theoretical novelty and annotate with similar games:} 11... g5 12. Qe2 Bg7 13. Nc4 O-O 14. e5 Qe7 15. Bc2 f6 16. exf6 Bxf6 {1-0 (41) Toth,J (2109)-Bai,A (2222) Hungary 2012}) 12. Qe2 O-O 13. Rae1 Bc7 (13... Qg5 {NOTEXT} 14. g3 a6 15. e5 Bc7 16. Nf3 Qg4) 14. f4 Qe7 15. Kh1 Rad8 16. Nb3 Qh4 17. g3 Qf6 18. Kg1 a6 (18... e5 $11) 19. Nd4 ( 19. Bxa6 $16 Qe7 20. Bc4) 19... b5 $11 20. e5 Qe7 21. Nxc6 dxc6 22. Rd1 Rd7 23. Bc2 Rfd8 24. Kg2 Qc5 25. Rxd7 Rxd7 26. Rd1 {The position is equal.} (26. Be4 { NOTEXT} g6 27. Kh3 Qb6 28. Rf3 Rd8 29. Rd3) 26... Rxd1 27. Qxd1 Bb6 28. Qf3 g6 29. Be4 Qg1+ 30. Kh3 Qa1 31. Qe2 Qxa2 32. Bxc6 Kg7 33. Be4 Ba5 34. Qc2 Bb6 35. Qb1 Qc4 36. Qd3 Qc5 37. Bb7 a5 38. Ba6 b4 39. cxb4 Qxb4 40. b3 Bg1 41. Bc4 Qb7 42. Qf1 Qb6 43. Kg2 Be3 44. Qf3 Qd4 45. Qb7 Bg1 {[#] ( -> ...Qf2+)} 46. Qf3 Be3 47. Qb7 Qd2+ 48. Kh3 Bg1 49. Qg2 Bf2 (49... Qd4 {NOTEXT} 50. Qe2 h5 51. Qc2 Qe3 52. Kg2 Qc5) 50. Qf3 Be3 (50... h5 {NOTEXT} 51. Qd3 Qb2 52. Qe2 Qd4 53. Qd3 Qb2 ) 51. Qe2 Qd4 52. Qd3 Qa7 53. Qd8 Kh7 54. Bb5 Qb7 55. Qf8 {[#] aiming for Be8.} Qxb5 56. Qxf7+ Kh8 57. Qf8+ Kh7 {...Qd7 is the strong threat.} 58. Qf7+ Kh8 59. Qf6+ Kh7 {Strongly threatening ...Qe8.} 60. Qf7+ {Precision: White = 63%, Black = 58%.} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Short, Nigel D"] [Black "Neelotpal, Das"] [Result "1-0"] [ECO "A06"] [WhiteElo "2662"] [BlackElo "2468"] [Annotator "ChessBase"] [PlyCount "77"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:04:05]} 2. g3 {[%emt 0:00:03]} c6 {[%emt 0: 03:50]} 3. Bg2 {[%emt 0:00:18]} Bf5 {[%emt 0:00:09]} 4. c4 {[%emt 0:00:34]} e6 {[%emt 0:02:05]} 5. cxd5 {[%emt 0:00:46]} exd5 {[%emt 0:07:43]} 6. O-O { [%emt 0:00:32]} Nf6 {[%emt 0:00:23]} 7. d3 {[%emt 0:00:09]} Be7 {[%emt 0:00:50] } 8. Qb3 {[%emt 0:03:02]} Qb6 {[%emt 0:02:07]} 9. Qc2 {[%emt 0:00:43]} O-O { [%emt 0:07:20]} 10. Nc3 {[%emt 0:05:19]} Na6 {[%emt 0:03:31]} 11. a3 {[%emt 0: 05:01]} Rfe8 {[%emt 0:11:16]} 12. b4 {[%emt 0:07:21]} h6 {[%emt 0:02:16]} 13. Bb2 {[%emt 0:02:42]} Bh7 {[%emt 0:01:33]} 14. Rac1 {[%emt 0:01:50]} Bf8 { [%emt 0:13:30]} 15. Bh3 {[%emt 0:02:52]} Nb8 {[%emt 0:05:30]} 16. Na4 {[%emt 0: 02:39]} Qd8 {[%emt 0:00:04]} 17. Nc5 {[%emt 0:00:47]} b6 {[%emt 0:00:28]} 18. Nb3 {[%emt 0:00:57]} Nbd7 {[%emt 0:01:03]} 19. Qxc6 {[%emt 0:13:49]} Rxe2 { [%emt 0:01:32]} 20. Qc3 {[%emt 0:07:55]} Re8 {[%emt 0:03:58]} 21. Nbd4 { [%emt 0:02:45]} Qc8 {[%emt 0:11:36]} 22. Qd2 {[%emt 0:08:08]} Qb7 {[%emt 0:01: 23]} 23. Nb5 {[%emt 0:05:16]} Rac8 {[%emt 0:05:26]} 24. Rxc8 {[%emt 0:00:52]} Rxc8 {[%emt 0:00:25]} 25. Bxf6 {[%emt 0:00:07]} gxf6 {[%emt 0:00:14]} 26. Re1 { [%emt 0:04:35]} Rd8 {[%emt 0:01:22]} 27. d4 {[%emt 0:02:02]} Qc6 {[%emt 0:01: 28]} 28. Nc3 {[%emt 0:00:53]} b5 {[%emt 0:03:23]} 29. Nh4 {[%emt 0:03:22]} Nb6 {[%emt 0:00:04]} 30. Bf5 {[%emt 0:00:14]} Bxf5 {[%emt 0:01:54]} 31. Nxf5 { [%emt 0:00:07]} Rc8 {[%emt 0:00:04]} 32. Nd1 {[%emt 0:01:54]} Re8 {[%emt 0:00: 36]} 33. Nde3 {[%emt 0:01:52]} Nc4 {[%emt 0:01:10]} 34. Qd1 {[%emt 0:00:09]} Nxa3 {[%emt 0:02:56]} 35. Qg4+ {[%emt 0:00:25]} Kh7 {[%emt 0:00:39]} 36. Qh5 { [%emt 0:00:07]} Kg8 {[%emt 0:01:13]} 37. Ra1 {[%emt 0:01:53]} a5 {[%emt 0:00: 32]} 38. Ng4 {[%emt 0:00:33]} axb4 {[%emt 0:01:15]} 39. Ngxh6+ {[%emt 0:00:15]} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Gareyev, Timur"] [Black "Pascua, Haridas"] [Result "1-0"] [ECO "A45"] [WhiteElo "2592"] [BlackElo "2443"] [Annotator "RC"] [PlyCount "87"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. d4 {[%emt 0:01:14]} Nf6 {[%emt 0:00:28]} 2. Bg5 {[%emt 0:01:01]} g6 { [%emt 0:01:28]} 3. Bxf6 {[%emt 0:01:02]} exf6 {[%emt 0:00:07]} 4. e3 {[%emt 0: 01:55]} d5 {[%emt 0:01:06]} 5. g3 {[%emt 0:04:18]} c6 {[%emt 0:01:03]} 6. Bg2 { [%emt 0:00:10]} Bd6 {[%emt 0:01:43]} 7. Ne2 {[%emt 0:00:47]} h5 {[%emt 0:01:22] } 8. Nd2 {[%emt 0:07:04]} f5 {[%emt 0:09:04]} 9. c4 {[%emt 0:09:15]} dxc4 { [%emt 0:00:23]} 10. Nxc4 {[%emt 0:06:14]} Bb4+ {[%emt 0:04:20]} 11. Nc3 { [%emt 0:01:57]} Be6 {[%emt 0:00:21]} 12. Qe2 {[%emt 0:01:07]} h4 {[%emt 0:10: 42]} 13. O-O {[%emt 0:06:31]} hxg3 {[%emt 0:05:20]} 14. hxg3 {[%emt 0:02:06]} O-O {[%emt 0:07:00]} 15. Rfd1 {[%emt 0:06:53]} Bxc3 {[%emt 0:04:05]} 16. bxc3 { [%emt 0:00:08]} Nd7 {[%emt 0:00:08]} 17. a4 {[%emt 0:05:40]} Bd5 {[%emt 0:03: 12]} 18. Rdb1 {[%emt 0:04:21]} Rb8 {[%emt 0:01:44]} 19. a5 {[%emt 0:07:43]} Kg7 {[%emt 0:04:16]} 20. Bxd5 {[%emt 0:06:32]} cxd5 {[%emt 0:00:16]} 21. Nd6 { [%emt 0:00:39]} Rh8 {[%emt 0:09:41]} 22. Qf3 {[%emt 0:01:54]} Nf6 {[%emt 0:00: 59]} 23. Nxb7 {[%emt 0:03:42]} Qc7 {[%emt 0:00:22]} 24. Nc5 {[%emt 0:02:43]} Rxb1+ {[%emt 0:03:21]} 25. Rxb1 {[%emt 0:00:02]} Qxa5 {[%emt 0:00:38]} 26. Qf4 {[%emt 0:02:26]} Ng4 {[%emt 0:01:14]} 27. Qd6 {[%emt 0:04:00]} Qa2 {[%emt 0:10: 11]} 28. Ne6+ {[%emt 0:00:46]} Kh7 {[%emt 0:00:13]} 29. Ng5+ {[%emt 0:00:25]} Kg7 {[%emt 0:00:04]} 30. Rf1 {[%emt 0:05:15]} Qc4 {[%emt 0:01:00]} 31. Ne6+ { [%emt 0:00:34]} fxe6 {[%emt 0:07:55]} 32. Qe7+ {[%emt 0:00:30]} Kh6 {[%emt 0: 00:05]} 33. Qh4+ {[%emt 0:00:05]} Kg7 {[%emt 0:00:03]} 34. Qe7+ {[%emt 0:00:06] } Kh6 {[%emt 0:00:04]} 35. Rb1 {[%emt 0:04:32]} Qa6 {[%emt 0:08:46]} 36. Qh4+ { [%emt 0:00:08]} Kg7 {[%emt 0:00:04]} 37. Qe7+ {[%emt 0:00:06]} Kh6 {[%emt 0:00: 03]} 38. Rb7 {[%emt 0:02:24]} Nf6 {[%emt 0:05:04]} 39. Qg7+ {[%emt 0:00:25]} Kg5 {[%emt 0:00:05]} 40. Qxh8 {[%emt 0:00:00]} Nh5 {[%emt 0:00:17]} 41. Qd8+ { [%emt 0:00:54]} Kh6 {[%emt 0:01:15]} 42. Qf8+ {[%emt 0:00:32]} Kg5 {[%emt 0:00: 05]} 43. Qe7+ {[%emt 0:00:38]} Kh6 {[%emt 0:01:57]} 44. Rb8 {[%emt 0:01:44]} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Tran, Tuan Minh"] [Black "Nitish Belurkar"] [Result "1/2-1/2"] [ECO "D35"] [WhiteElo "2514"] [BlackElo "2303"] [Annotator "RC"] [PlyCount "88"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. d4 {[%emt 0:07:33]} d5 {[%emt 0:00:13]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0: 00:11]} 3. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:07]} 4. cxd5 {[%emt 0:00:06]} exd5 {[%emt 0:00:08]} 5. Bg5 {[%emt 0:00:06]} Be7 {[%emt 0:01:04]} 6. e3 { [%emt 0:00:06]} c6 {[%emt 0:00:30]} 7. Bd3 {[%emt 0:00:10]} Nbd7 {[%emt 0:00: 28]} 8. Nge2 {[%emt 0:00:11]} h6 {[%emt 0:01:20]} 9. Bh4 {[%emt 0:00:15]} Ne4 { [%emt 0:06:16]} 10. Bxe7 {[%emt 0:01:28]} Nxc3 {[%emt 0:00:37]} 11. bxc3 { [%emt 0:06:55]} Qxe7 {[%emt 0:00:15]} 12. O-O {[%emt 0:00:05]} O-O {[%emt 0:00: 20]} 13. Nf4 {[%emt 0:02:16]} b6 {[%emt 0:07:51]} 14. a4 {[%emt 0:12:22]} Bb7 { [%emt 0:02:37]} 15. a5 {[%emt 0:01:43]} c5 {[%emt 0:00:53]} 16. Bb5 {[%emt 0: 02:12]} bxa5 {[%emt 0:06:03]} 17. Rxa5 {[%emt 0:09:36]} Nf6 {[%emt 0:04:43]} 18. Qa1 {[%emt 0:01:28]} Ne4 {[%emt 0:03:46]} 19. Rxa7 {[%emt 0:03:44]} Rxa7 { [%emt 0:06:19]} 20. Qxa7 {[%emt 0:00:07]} Ra8 {[%emt 0:00:36]} 21. Qb6 { [%emt 0:14:20]} Nxc3 {[%emt 0:02:15]} 22. dxc5 {[%emt 0:00:30]} Rc8 {[%emt 0: 00:58]} 23. c6 {[%emt 0:05:12]} Bxc6 {[%emt 0:04:45]} 24. Ba6 {[%emt 0:09:25]} Qc7 {[%emt 0:16:38]} 25. Qb4 {[%emt 0:02:32]} Bb5 {[%emt 0:07:52]} 26. Bxc8 { [%emt 0:14:37]} Bxf1 {[%emt 0:00:14]} 27. Bg4 {[%emt 0:01:34]} Ba6 {[%emt 0:04: 47]} 28. h4 {[%emt 0:00:09]} Bb7 {[%emt 0:01:45]} 29. Qd4 {[%emt 0:03:37]} Nb5 {[%emt 0:05:33]} 30. Qb2 {[%emt 0:00:16]} Nc3 {[%emt 0:00:23]} 31. Bf3 { [%emt 0:00:39]} g6 {[%emt 0:07:34]} 32. h5 {[%emt 0:01:07]} g5 {[%emt 0:00:06]} 33. Nd3 {[%emt 0:00:09]} Ne4 {[%emt 0:01:04]} 34. Bxe4 {[%emt 0:00:47]} dxe4 { [%emt 0:00:05]} 35. Ne5 {[%emt 0:00:08]} Qd6 {[%emt 0:01:23]} 36. g3 {[%emt 0: 01:34]} Qd1+ {[%emt 0:02:52]} 37. Kg2 {[%emt 0:00:28]} Ba6 {[%emt 0:00:31]} 38. Qa2 {[%emt 0:00:37]} Bf1+ {[%emt 0:01:45]} 39. Kh2 {[%emt 0:00:02]} Qxh5+ { [%emt 0:00:09]} 40. Kg1 {[%emt 0:00:00]} Bh3 {[%emt 0:00:48]} 41. Qa8+ { [%emt 0:02:18]} Kg7 {[%emt 0:01:23]} 42. Qxe4 {[%emt 0:02:39]} Qd1+ {[%emt 0: 00:11]} 43. Kh2 {[%emt 0:00:02]} Be6 {[%emt 0:00:07]} 44. Nd3 {[%emt 0:01:12]} Qf1 {[%emt 0:02:20]} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Deepan Chakkravarthy J."] [Black "Melkumyan, Hrant"] [Result "1/2-1/2"] [ECO "D74"] [WhiteElo "2499"] [BlackElo "2669"] [Annotator "RC"] [PlyCount "96"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. Nf3 {[%emt 0:09:25]} Nf6 {[%emt 0:00:20]} 2. c4 {[%emt 0:00:21]} g6 { [%emt 0:00:18]} 3. g3 {[%emt 0:00:11]} Bg7 {[%emt 0:06:37]} 4. Bg2 {[%emt 0:00: 25]} O-O {[%emt 0:00:10]} 5. O-O {[%emt 0:00:04]} Nc6 {[%emt 0:01:20]} 6. d4 { [%emt 0:03:59]} d5 {[%emt 0:02:16]} 7. cxd5 {[%emt 0:03:42]} Nxd5 {[%emt 0:00: 12]} 8. Nc3 {[%emt 0:01:50]} Bf5 {[%emt 0:00:12]} 9. Bg5 {[%emt 0:11:06]} Nxc3 {[%emt 0:09:18]} 10. bxc3 {[%emt 0:00:11]} Be4 {[%emt 0:00:08]} 11. Qc1 { [%emt 0:01:55]} Re8 {[%emt 0:09:48]} 12. Rd1 {[%emt 0:03:04]} Qd5 {[%emt 0:05: 21]} 13. c4 {[%emt 0:01:39]} Qa5 {[%emt 0:02:59]} 14. d5 {[%emt 0:15:13]} Bxf3 {[%emt 0:00:05]} 15. Bxf3 {[%emt 0:06:16]} Nd4 {[%emt 0:01:38]} 16. Bd2 { [%emt 0:03:53]} Qa4 {[%emt 0:07:50]} 17. Bc3 {[%emt 0:00:47]} c5 {[%emt 0:02: 43]} 18. Bxd4 {[%emt 0:05:03]} Bxd4 {[%emt 0:00:56]} 19. Rb1 {[%emt 0:00:07]} b6 {[%emt 0:08:26]} 20. d6 {[%emt 0:12:26]} exd6 {[%emt 0:00:04]} 21. Bxa8 { [%emt 0:00:07]} Rxa8 {[%emt 0:00:08]} 22. e3 {[%emt 0:00:15]} Be5 {[%emt 0:00: 16]} 23. Rd2 {[%emt 0:00:42]} Rd8 {[%emt 0:02:36]} 24. Qc2 {[%emt 0:02:33]} Qxc2 {[%emt 0:00:31]} 25. Rxc2 {[%emt 0:00:03]} Kf8 {[%emt 0:00:45]} 26. a4 { [%emt 0:00:19]} Ke7 {[%emt 0:03:28]} 27. a5 {[%emt 0:02:32]} Rb8 {[%emt 0:00: 02]} 28. axb6 {[%emt 0:01:19]} axb6 {[%emt 0:00:03]} 29. f4 {[%emt 0:02:44]} Bh8 {[%emt 0:03:33]} 30. Ra2 {[%emt 0:00:37]} Kd7 {[%emt 0:00:07]} 31. Ra7+ { [%emt 0:03:47]} Kc6 {[%emt 0:00:02]} 32. Rxf7 {[%emt 0:01:14]} d5 {[%emt 0:00: 06]} 33. cxd5+ {[%emt 0:00:51]} Kxd5 {[%emt 0:00:02]} 34. Rd7+ {[%emt 0:04:24]} Kc4 {[%emt 0:00:47]} 35. e4 {[%emt 0:02:06]} Bc3 {[%emt 0:00:27]} 36. Rbd1 { [%emt 0:01:26]} b5 {[%emt 0:01:31]} 37. e5 {[%emt 0:00:58]} b4 {[%emt 0:00:11]} 38. e6 {[%emt 0:00:45]} b3 {[%emt 0:01:03]} 39. e7 {[%emt 0:00:32]} Re8 { [%emt 0:00:10]} 40. Rb7 {[%emt 0:00:00]} b2 {[%emt 0:00:25]} 41. Kg2 {[%emt 0: 15:15]} Bf6 {[%emt 0:02:08]} 42. Re1 {[%emt 0:04:52]} Kc3 {[%emt 0:03:18]} 43. Re2 {[%emt 0:01:19]} Kd3 {[%emt 0:03:27]} 44. Kf3 {[%emt 0:00:17]} c4 {[%emt 0: 02:44]} 45. Rd7+ {[%emt 0:02:28]} Kc3 {[%emt 0:01:00]} 46. Rb7 {[%emt 0:00:06]} Kd3 {[%emt 0:00:17]} 47. Rd7+ {[%emt 0:00:08]} Kc3 {[%emt 0:00:21]} 48. Rb7 { [%emt 0:00:06]} Kd3 {[%emt 0:01:56] Ke4+} 1/2-1/2 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Priasmoro, Novendra"] [Black "Smirnov, Anton"] [Result "1-0"] [ECO "C17"] [WhiteElo "2449"] [BlackElo "2546"] [Annotator "TA"] [PlyCount "59"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,59,0,0,0,0,0,0,0,0,-25,-21,-31,19,22,23,25,36,15,23,18,73,67,65,62, 69,68,65,77,77,75,126,109,586,665,652,650,607,575,583,553]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 O-O 8. f4 Bd7 {C17: French: 3 Nc3 Bb4 4 e5 c5 sidelines} (8... a6 9. Nd6 cxd4 10. Nf3 Nec6 11. Bd3 f6 12. O-O Nd7 13. Rae1 Nc5 14. a3 Bd7 15. Qf2 Qb6 16. b4 Nxd3 17. cxd3 fxe5 18. fxe5 Nxe5 19. Rxe5 Qxd6 20. Qxd4 {0-1 (76) Saveliev,A (2379)-Goganov,A (2639) Moscow 2017}) 9. dxc5 Bxb5 10. Bxb5 a6 11. Bd3 Nd7 {LiveBook: 4 Games} 12. b4 { [%cal Bb2b4,Bb4b5][%mdl 32]} a5 13. c3 $1 b6 14. c6 $146 ({Predecessor:} 14. cxb6 axb4 15. b7 Ra3 16. cxb4 {1-0 (40) Hua,D (2256)-Mandiza,F (2415) Philadelphia 2013}) 14... Nxc6 15. b5 Ne7 16. Nf3 f5 17. exf6 Rxf6 18. O-O Qc7 19. Nd4 Rc8 20. Rac1 Ng6 (20... Nc5 $11) 21. f5 exf5 22. Bxf5 Qd6 23. Bxd7 Rxf1+ 24. Rxf1 Qxd7 25. Nc6 h6 ({Better is} 25... Qe6) 26. Qd4 $36 {[%mdl 2048] White is on the roll.} Ne7 $2 {[%mdl 8192] [#]} (26... Qd6 $16 {is tougher.}) 27. Rf7 $1 $18 {[%mdl 512] White is clearly winning.} Kxf7 28. Ne5+ Ke8 29. Nxd7 Kxd7 30. Qxg7 {Precision: White = 85%, Black = 37%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Nguyen, Anh Khoi"] [Black "Flores, Diego"] [Result "1-0"] [ECO "E04"] [WhiteElo "2444"] [BlackElo "2601"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,46,0,0,47,36,48,52,44,26,283,295,450,448,445,443,457,462,525,520,517, 514,500,498,755,753,745,743,791,782,29999]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 a6 6. Ne5 Bb4+ {E04: Open Catalan: 5 Nf3} 7. Nc3 Nd5 8. O-O Nxc3 9. bxc3 Bxc3 10. Rb1 {[%cal Ba1b1,Bb1b7,Bb7c7][%mdl 32] LiveBook: 11 Games. Strongly threatening Qc2.} Bxd4 $146 ({Predecessor:} 10... Qxd4 11. Qa4+ b5 12. Qa3 Qxe5 13. Bf4 Qf6 14. Bxc7 {1/2-1/2 (45) Fridman,D (2655)-Naiditsch,A (2700) Dortmund 2012}) 11. Nxc4 {aiming for Ba3.} O-O 12. Ba3 Re8 $1 13. e3 Ba7 $2 { [%mdl 8192]} (13... Bf6 $1 $11 {and Black is okay.}) 14. Rxb7 $18 {[#] Hoping for Qxd8.} ({Not} 14. Bxb7 Bxb7 15. Qxd8 (15. Rxb7 Nd7 $11) 15... Rxd8 $14) 14... c6 (14... Nd7 $142 15. Rb3 Rb8) 15. Qxd8 Rxd8 16. Rc7 Bd7 17. Rd1 f6 18. Be7 Re8 19. Rdxd7 Nxd7 20. Rxd7 Reb8 (20... Rec8 $142 21. Nd6 Rcb8 22. Bxc6 Bc5 23. Bxa8 Rxa8) 21. Bxc6 Rb1+ 22. Kg2 Rc8 23. Nd6 ({Weaker is} 23. Rxa7 Rxc6 24. Nd6 h6 $16) 23... Rxc6 24. Rd8# {Precision: White = 92%, Black = 10%.} 1-0 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Villamayor, Buenaventura"] [Black "Wang, Shixu B"] [Result "0-1"] [ECO "A05"] [WhiteElo "2427"] [BlackElo "2123"] [Annotator "RC"] [PlyCount "66"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. Nf3 {[%emt 0:00:46]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:14]} b6 { [%emt 0:00:29]} 3. d4 {[%emt 0:00:25]} Bb7 {[%emt 0:00:14]} 4. e3 {[%emt 0:01: 23]} e6 {[%emt 0:00:58]} 5. Bd3 {[%emt 0:00:06]} d5 {[%emt 0:00:19]} 6. Nc3 { [%emt 0:00:12]} Bd6 {[%emt 0:00:05]} 7. O-O {[%emt 0:01:41]} O-O {[%emt 0:00: 27]} 8. Qe2 {[%emt 0:06:03]} Nbd7 {[%emt 0:05:58]} 9. Rd1 {[%emt 0:15:41]} Ne4 {[%emt 0:10:57]} 10. cxd5 {[%emt 0:06:45]} exd5 {[%emt 0:01:12]} 11. Ba6 { [%emt 0:00:22]} Qc8 {[%emt 0:03:28]} 12. Bxb7 {[%emt 0:01:28]} Qxb7 {[%emt 0: 00:05]} 13. Bd2 {[%emt 0:00:32]} a6 {[%emt 0:01:10]} 14. Rac1 {[%emt 0:00:28]} f5 {[%emt 0:11:43]} 15. Qd3 {[%emt 0:03:01]} Rae8 {[%emt 0:05:55]} 16. Ne2 { [%emt 0:00:52]} Ndf6 {[%emt 0:00:50]} 17. Qb3 {[%emt 0:05:37]} Ng4 {[%emt 0:10: 46]} 18. Be1 {[%emt 0:05:10]} Ngf6 {[%emt 0:11:51]} 19. Nf4 {[%emt 0:02:13]} Kh8 {[%emt 0:06:14]} 20. Rc2 {[%emt 0:01:21]} Re7 {[%emt 0:03:03]} 21. Bb4 { [%emt 0:06:18]} c5 {[%emt 0:02:37]} 22. dxc5 {[%emt 0:03:03]} bxc5 {[%emt 0:00: 32]} 23. Ba3 {[%emt 0:01:09]} Qxb3 {[%emt 0:00:58]} 24. axb3 {[%emt 0:00:02]} Rd8 {[%emt 0:02:27]} 25. Nh4 {[%emt 0:12:59]} g5 {[%emt 0:09:18]} 26. Nxf5 { [%emt 0:10:32]} gxf4 {[%emt 0:00:19]} 27. Nxe7 {[%emt 0:01:33]} fxe3 {[%emt 0: 02:00]} 28. Nf5 {[%emt 0:11:04]} exf2+ {[%emt 0:00:08]} 29. Kf1 {[%emt 0:01:16] } Ng4 {[%emt 0:01:47]} 30. Nxd6 {[%emt 0:00:58]} Ne3+ {[%emt 0:04:54]} 31. Ke2 {[%emt 0:00:03]} Nxd1 {[%emt 0:00:05]} 32. Nf7+ {[%emt 0:01:13]} Kg8 {[%emt 0: 00:13]} 33. Nxd8 {[%emt 0:00:22]} d4 {[%emt 0:00:00]} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Kulkarni Bhakti"] [Black "Gustafsson, Jan"] [Result "0-1"] [ECO "E54"] [WhiteElo "2317"] [BlackElo "2643"] [Annotator "RC"] [PlyCount "66"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] 1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:11]} e6 {[%emt 0: 00:11]} 3. Nc3 {[%emt 0:00:26]} Bb4 {[%emt 0:00:10]} 4. e3 {[%emt 0:01:48]} Nf6 {[%emt 0:00:58]} 5. Bd3 {[%emt 0:00:59]} dxc4 {[%emt 0:00:23]} 6. Bxc4 { [%emt 0:00:13]} O-O {[%emt 0:00:22]} 7. Nf3 {[%emt 0:01:08]} c5 {[%emt 0:00:12] } 8. O-O {[%emt 0:02:34]} Nc6 {[%emt 0:00:15]} 9. dxc5 {[%emt 0:05:01]} Bxc5 { [%emt 0:13:44]} 10. a3 {[%emt 0:01:38]} Qe7 {[%emt 0:00:31]} 11. b4 {[%emt 0: 01:39]} Bd6 {[%emt 0:00:06]} 12. Bb2 {[%emt 0:00:54]} Bd7 {[%emt 0:02:24]} 13. Qe2 {[%emt 0:06:39]} Rac8 {[%emt 0:01:53]} 14. Rac1 {[%emt 0:05:09]} Ne5 { [%emt 0:05:18]} 15. Nxe5 {[%emt 0:08:30]} Bxe5 {[%emt 0:00:10]} 16. f4 { [%emt 0:05:02]} Bb8 {[%emt 0:01:01]} 17. e4 {[%emt 0:02:51]} a5 {[%emt 0:03:51] } 18. e5 {[%emt 0:12:17]} Ng4 {[%emt 0:02:56]} 19. Bd3 {[%emt 0:09:41]} axb4 { [%emt 0:08:53]} 20. axb4 {[%emt 0:09:42]} Qxb4 {[%emt 0:05:21]} 21. Ne4 { [%emt 0:01:56]} Rxc1 {[%emt 0:05:46]} 22. Rxc1 {[%emt 0:03:39]} Bc6 {[%emt 0: 02:40]} 23. Rc4 {[%emt 0:03:17]} Qb3 {[%emt 0:04:04]} 24. Bd4 {[%emt 0:03:49]} Rd8 {[%emt 0:07:43]} 25. Nc5 {[%emt 0:08:26]} Qa3 {[%emt 0:09:57]} 26. Bb2 { [%emt 0:02:32]} Qa2 {[%emt 0:00:11]} 27. h3 {[%emt 0:02:48]} Nh6 {[%emt 0:02: 47]} 28. Qc2 {[%emt 0:00:22]} Ba7 {[%emt 0:02:30]} 29. Bxh7+ {[%emt 0:00:35]} Kh8 {[%emt 0:00:08]} 30. Kh2 {[%emt 0:00:22]} b5 {[%emt 0:05:36]} 31. Nxe6 { [%emt 0:00:34]} Qxc4 {[%emt 0:01:06]} 32. Nxd8 {[%emt 0:00:44]} Qxf4+ {[%emt 0: 00:50]} 33. g3 {[%emt 0:00:06]} Qf1 {[%emt 0:00:23]} 0-1 [Event "18th Bangkok Open 2018"] [Site "Bangkok"] [Date "2018.04.20"] [Round "8"] [White "Phadke Sohan"] [Black "Ly, Moulthun"] [Result "1-0"] [ECO "B43"] [WhiteElo "2150"] [BlackElo "2498"] [Annotator "TA"] [PlyCount "83"] [EventDate "2018.??.??"] [EventType "swiss"] [EventCountry "THA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,83,0,0,0,0,0,0,0,2,-32,-19,-31,0,0,0,0,47,-10,-12,-10,20,20,137,134, 227,0,0,0,0,-89,-97,-97,248,233,1428,1429,1397,643,1358,1382,1400,1323,29991, 29992,29992,29989,29989,29979,2680,1237,1407,0,607,595,580,559,783,754]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Bc5 7. Nb3 Be7 8. O-O d6 9. f4 Nd7 10. a4 b6 11. Qe2 Ngf6 12. Bd2 Bb7 13. Rae1 {B43: Sicilian: Kan Variation: 5 Nc3} O-O 14. e5 (14. Kh1 g6 15. Nd4 Nc5 16. b4 Nxd3 17. cxd3 Rac8 18. Rc1 Qd7 19. Be3 e5 20. Nb3 Qe6 {1/2-1/2 (34) Bartel,M (2641)-Yu,Y (2675) Dubai 2014}) 14... Nd5 {LiveBook: 3 Games} 15. Nxd5 {The position is equal.} Bxd5 16. Kh1 $146 ({Predecessor:} 16. Bc3 g6 17. Qg4 Rfd8 18. exd6 Qxd6 19. f5 exf5 20. Bxf5 h5 {0-1 (37) Velcheva,M (2294)-Vasilevich,T (2377) Zlatibor 2007} ) 16... g6 17. c4 Bb7 18. Bc3 dxe5 19. fxe5 a5 20. Nd4 Nc5 21. Bc2 Rad8 22. Qe3 ({White should play} 22. Qg4 $14) 22... Rd7 23. Nb5 Qc6 {[%csl Gb7][%cal Rc6g2] } 24. Re2 Ba6 (24... Qc8 $11 {remains equal.}) 25. Qh6 $16 Nxa4 {[#]} (25... Bb7 $16) 26. Rf3 $2 (26. Nd6 $1 $18 {[%cal Rd6e8] White wants to mate with Ne8! } f5 27. exf6 Bxd6 28. Bxg6 Nxc3 29. Rxe6) 26... Bg5 $1 $11 {[%cal Rg5h6]} ({ Avoid the trap} 26... Nxc3 $2 {[#]} 27. Rh3 $1 $18 {[%mdl 512]} (27. Nxc3 f5 $17) (27. Rxc3 $2 Rfd8 $19) (27. bxc3 $2 f5 $19)) 27. Qxg5 Qxc4 28. Rd2 (28. Re1 $11 Bxb5 29. Rf4) 28... Qxb5 $17 29. Bd3 Qb3 $2 {[%mdl 8192]} (29... Qxd3 $17 30. Rfxd3 Bxd3) 30. Bxa6 $18 Rfd8 $2 (30... Rxd2 31. Qxd2 Nxc3) 31. Qxd8+ Rxd8 32. Rxd8+ Kg7 33. Bd2 Qxb2 34. Rd7 g5 35. Rdxf7+ Kg8 36. Bxg5 Qb1+ 37. Rf1 Qg6 38. Rf8+ Kg7 39. R8f7+ $2 (39. Be3 $18) 39... Qxf7 $4 {[%mdl 8192]} (39... Kg8 $11 40. Rf8+ Kg7) 40. Rxf7+ {White is clearly winning.} Kxf7 41. Be3 Nb2 42. Bd4 {Precision: White = 65%, Black = 47%.} 1-0

Final Ranking after 9 Rounds

Rk. SNo Name FED Rtg Pts.  TB1  TB2  TB3
1 17
FM Priasmoro Novendra INA 2449 8,0 0,0 52,5 47,00
2 11
GM Deepan Chakkravarthy J. IND 2499 7,5 0,0 54,5 45,25
3 27
CM Gukesh D IND 2401 7,0 0,0 51,5 39,50
4 5
GM Gareyev Timur USA 2592 7,0 0,0 51,0 38,75
5 2
GM Short Nigel D ENG 2662 7,0 0,0 50,5 36,75
6 22
Peng Xiongjian CHN 2424 7,0 0,0 49,5 36,50
7 1
GM Melkumyan Hrant ARM 2669 6,5 0,0 57,0 38,75
8 4
GM Flores Diego ARG 2601 6,5 0,0 55,0 38,25
9 18
IM Nguyen Anh Khoi VIE 2444 6,5 0,0 52,5 35,75
10 6
GM Smirnov Anton AUS 2546 6,5 0,0 52,5 35,00
11 3
GM Gustafsson Jan GER 2643 6,5 0,0 52,0 35,75
12 9
GM Tran Tuan Minh VIE 2514 6,5 0,0 50,5 35,00
13 15
IM Goh Wei Ming Kevin SGP 2472 6,5 0,0 50,0 33,75
14 25
IM Tran Minh Thang VIE 2406 6,5 0,0 50,0 33,00
15 49
FM Andyka Pitra INA 2213 6,5 0,0 49,5 33,25
16 44
FM Miciano John Marvin PHI 2260 6,5 0,0 49,0 33,50
17 46
FM Vaingorten Yaaqov CAN 2226 6,5 0,0 49,0 31,25
18 61
FM Phadke Sohan IND 2150 6,5 0,0 46,5 31,75
19 42
FM Raja Rithvik R IND 2280 6,5 0,0 46,0 31,25
20 115
Manish Anto Cristiano F IND 1926 6,5 0,0 45,0 30,50
21 7
GM Krysa Leandro ARG 2543 6,0 0,0 52,0 32,75
22 19
IM Pascua Haridas PHI 2443 6,0 0,0 51,5 32,75
23 12
GM Ly Moulthun AUS 2498 6,0 0,0 51,0 30,50
24 66
Wang Shixu B CHN 2123 6,0 0,0 48,0 28,50
25 10
GM Lorparizangeneh Shahin IRI 2508 6,0 0,0 47,0 29,75
26 14
GM Santiago Yago De Moura BRA 2476 6,0 0,0 46,0 29,00
27 38
FM Nitish Belurkar IND 2303 6,0 0,0 46,0 28,00
28 64
CM Kwon Sehyun KOR 2131 6,0 0,0 46,0 26,75
29 36
IM Duong The Anh VIE 2316 6,0 0,0 43,5 27,00
30 70
Shen Shiyan CHN 2115 6,0 0,0 42,5 26,00
31 48
Li Zhenyu CHN 2216 6,0 0,0 42,0 25,50
32 145
Chua Tze Jay Azel SGP 1775 6,0 0,0 40,5 25,75
33 68
WFM Varshini V IND 2122 6,0 0,0 40,0 24,75
34 32
Nie Xinyang CHN 2334 5,5 0,0 52,0 30,00
35 24
FM Zhu Yi CHN 2408 5,5 0,0 50,5 27,75
36 8
GM Swapnil S. Dhopade IND 2526 5,5 0,0 50,0 28,00
37 28
IM Batchimeg Tuvshintugs MGL 2391 5,5 0,0 49,5 28,25
38 16
GM Neelotpal Das IND 2468 5,5 0,0 48,5 27,00
39 71
Vatsal Singhania IND 2106 5,5 0,0 48,5 26,75
40 40
WGM Gomes Mary Ann IND 2295 5,5 0,0 48,0 27,50
41 13
IM Karthikeyan P. IND 2481 5,5 0,0 47,5 27,25
42 67
WIM Chitlange Sakshi IND 2122 5,5 0,0 46,5 25,25
43 31
IM Stokke Kjetil NOR 2335 5,5 0,0 45,5 24,75
44 29
FM Williams Justus USA 2364 5,5 0,0 44,5 24,50
45 34
Huang Renjie CHN 2326 5,5 0,0 44,0 27,00
46 26
IM Low Zhen Yu Cyrus SGP 2405 5,5 0,0 43,5 24,75
47 72
Panda Sambit IND 2104 5,5 0,0 43,5 23,50
48 54
Zhang Lanlin CHN 2179 5,5 0,0 43,0 25,00
49 65
Kienitz Andre GER 2125 5,5 0,0 42,0 24,00
50 60
Zulfic Fedja AUS 2156 5,5 0,0 42,0 22,25
51 110
Ashid Tsetseg-Ulzii MGL 1941 5,5 0,0 41,5 22,50
52 100
Duong Thuong Cong VIE 1984 5,5 0,0 41,5 22,25
53 47
FM Sauravh Khherdekar IND 2222 5,0 0,0 50,5 26,00
54 20
IM Raghunandan Kaumandur Srihari IND 2434 5,0 0,0 49,5 25,00
55 35
WGM Kulkarni Bhakti IND 2317 5,0 0,0 49,0 24,50
56 23
IM Sukandar Irine Kharisma INA 2408 5,0 0,0 48,5 24,25
57 21
GM Villamayor Buenaventura SGP 2427 5,0 0,0 48,0 24,25
58 30
FM Thakur Akash IND 2344 5,0 0,0 47,5 24,50
59 51
FM Habla Jony PHI 2192 5,0 0,0 47,5 22,00
60 55
Salvador Louie PHI 2176 5,0 0,0 47,0 22,75
61 62
Chan Kim Yew MAS 2148 5,0 0,0 46,0 22,25
62 39
Moksh Amit Doshi IND 2297 5,0 0,0 45,5 24,75
63 77
WFM Tarini Goyal IND 2088 5,0 0,0 45,5 22,25
64 91
Bai Adelard TPE 1997 5,0 0,0 45,5 21,50
65 33
WGM Sergeyeva Mariya KAZ 2332 5,0 0,0 43,0 22,00
66 172
Nguyen Le Minh Phu VIE 1565 5,0 0,0 43,0 22,00
67 78
Makhija Aashna IND 2083 5,0 0,0 43,0 21,75
68 75
WIM Guo Emma AUS 2092 5,0 0,0 42,5 21,00
69 124
CM Shahil Dey IND 1896 5,0 0,0 42,5 21,00
70 90
Winkelman Albert AUS 2012 5,0 0,0 42,5 20,75
71 89
Kim Jinsoo KOR 2014 5,0 0,0 42,5 20,25
72 108
Sielicki Tomasz POL 1952 5,0 0,0 42,5 20,00
73 52
Lye Lik Zang MAS 2183 5,0 0,0 41,5 20,00
74 58
FM Teerapabpaisit Wisuwat THA 2164 5,0 0,0 40,5 19,75
75 76
CM Tan Jun Ying MAS 2089 5,0 0,0 40,5 17,00
76 154
Sim Jia Ru MAS 1699 5,0 0,0 40,0 19,25
77 84
Priyanka K IND 2057 5,0 0,0 40,0 18,75
78 82
WFM Patil Mitali Madhukar IND 2071 5,0 0,0 39,0 20,25
79 96
Attwood James AUS 1993 5,0 0,0 39,0 18,50
80 127
Sajjapornthep Jarunpol THA 1880 5,0 0,0 38,5 18,50
81 152
Tarimo Didik Widiarso INA 1730 5,0 0,0 38,5 18,25
82 94
Saksham Rautela IND 1995 5,0 0,0 38,0 17,75
83 144
Eng Jia Qian MAS 1801 5,0 0,0 38,0 17,25
84 45
FM Jeet Jain IND 2232 5,0 0,0 37,5 19,75
85 133
Meenal Gupta IND 1871 5,0 0,0 37,5 17,75
86 98
Chan Yi Meng Ryan MAS 1988 5,0 0,0 37,5 17,25
87 69
Nieminen Kari FIN 2117 5,0 0,0 36,5 19,50
88 41
WGM Enkhtuul Altan-Ulzii MGL 2292 4,5 0,0 52,5 22,50
89 126
Parmet Daniel Edward USA 1883 4,5 0,0 46,0 20,25
90 59
Portugalera Ric PHI 2160 4,5 0,0 43,5 18,25
91 119
Lin Peisen CHN 1923 4,5 0,0 43,0 20,25
92 81
Naumov Maxim RUS 2078 4,5 0,0 43,0 18,25
93 74
Diez Allan PHI 2095 4,5 0,0 42,5 18,25
94 73
Laine Panu FIN 2096 4,5 0,0 42,5 17,25
95 107
Jaeel Atharva IND 1957 4,5 0,0 42,5 16,75
96 99
Welsh Michael IRL 1985 4,5 0,0 42,0 17,50
97 79
Armstrong Malcolm J ENG 2079 4,5 0,0 42,0 16,25
98 173
WCM Vishwa Vasnawala IND 1558 4,5 0,0 41,5 19,00
99 85
FM Wiwatanadate Poompong THA 2053 4,5 0,0 41,0 17,25
100 56
Kondrak Christof AUT 2169 4,5 0,0 40,5 19,00
101 140
Singgih Diajeng Theresa INA 1818 4,5 0,0 40,0 17,75
102 134
Prasitsoonthorn Teerachoti THA 1859 4,5 0,0 39,5 17,25
103 63
Siddharth Jagadeesh SGP 2137 4,5 0,0 39,5 16,25
104 118
Tantipura Noppakorn THA 1924 4,5 0,0 38,0 15,75
105 131
Willnecker Olaf TPE 1876 4,5 0,0 36,5 16,75
106 123
FM Song Jinwoo KOR 1902 4,5 0,0 36,5 13,25
107 128
Fendel Harald GER 1877 4,5 0,0 36,0 14,25
108 113
WFM Bidhar Rutumbara IND 1929 4,5 0,0 35,5 15,25
109 122
Kollmann Robert GER 1905 4,5 0,0 33,5 13,25
110 92
Hng Mei-En Emmanuelle SGP 1997 4,0 0,0 45,5 17,50
111 111
Tobor Mick GER 1939 4,0 0,0 45,5 16,50
112 114
WIM Gokhale Anupama IND 1927 4,0 0,0 44,5 17,75
113 120
Silva Winston Joseph R PHI 1907 4,0 0,0 43,5 16,25
114 102
Ashutosh Kumar IND 1978 4,0 0,0 43,0 14,00
115 135
Muzzaffar Ahmad MAS 1858 4,0 0,0 42,5 16,50
116 167
Dr Hitesh Vasanwala IND 1607 4,0 0,0 41,0 16,25
117 130
CM Norris Damian C FIJ 1876 4,0 0,0 41,0 14,00
118 83
Khumnorkaew Tupfah THA 2070 4,0 0,0 40,5 15,00
119 97
Streiter Gerhard AUT 1990 4,0 0,0 40,0 13,75
120 116
CM Lam Ross AUS 1924 4,0 0,0 39,5 15,50
121 164
Savitha Shri B IND 1615 4,0 0,0 39,5 14,00
122 132
Ahn Sungmin KOR 1872 4,0 0,0 39,0 13,25
123 166
Hng Mei-Xian Eunice SGP 1611 4,0 0,0 38,5 14,50
124 151
Chan Jacob Joseph AUS 1737 4,0 0,0 37,0 15,50
125 105
He Yichen CHN 1966 4,0 0,0 37,0 14,25
126 53
Hiebert Kenji JPN 2179 4,0 0,0 37,0 13,75
127 86
Mueller Jens GER 2031 4,0 0,0 37,0 12,50
128 101
Mottonen Ari FIN 1984 4,0 0,0 36,5 13,00
129 109
Tuorila Kai THA 1950 4,0 0,0 36,0 12,75
130 104
Rodriguez Juan Talavera WLS 1967 4,0 0,0 35,5 12,00
131 121
Sandhiratne Akkarawut THA 1906 4,0 0,0 35,0 11,25
132 80
Zhu Ying CHN 2079 4,0 0,0 34,0 11,75
133 139
CM Kim Inguh KOR 1831 4,0 0,0 33,5 11,50
134 103
Sivara Poompat THA 1974 4,0 0,0 33,0 12,25
135 195
Lim Bernard Carleton SGP 0 4,0 0,0 32,5 11,50
136 182
Atia Ben AUS 1417 4,0 0,0 31,0 11,00
137 187
Sadbhav Rautela IND 1319 4,0 0,0 28,5 9,75
138 143
CM Tanmay Jain IND 1804 3,5 0,0 46,0 17,75
139 43
IM Piasetski Leon CAN 2269 3,5 0,0 42,5 14,50
140 125
FM Nouri Alekhine PHI 1883 3,5 0,0 42,5 13,50
141 150
Haraldsson Oskar ISL 1742 3,5 0,0 41,0 16,00
142 142
CM Kim Changhoon KOR 1804 3,5 0,0 39,5 12,50
143 165
Ashwin Hariharan SGP 1614 3,5 0,0 39,0 15,00
144 153
Abe Yuta JPN 1713 3,5 0,0 38,5 13,75
145 129
Rindhiya V IND 1877 3,5 0,0 38,5 12,25
146 138
Liu Cheng FID 1850 3,5 0,0 38,0 12,25
147 160
Asavasaetakul Chawit THA 1633 3,5 0,0 36,5 13,25
148 156
Kim Doyun KOR 1690 3,5 0,0 36,5 11,75
149 117
Frederiksen Erik DEN 1924 3,5 0,0 36,0 10,75
150 168
Liew Mark SGP 1605 3,5 0,0 35,0 10,75
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