China vs the World 2018 2018-04-07 – 2018-04-10

China vs the World 2018

2018-04-07 - 2018-04-10

A match between five Chinese players and five representatives of the rest of the world is taking place in the Alcadia International Hot Spring Hotel, Liaocheng City, China from April 7-9. The match uses the Scheveningen system, where each player plays against each member of the other team twice. The time control is 10 minutes for all moves, with a 10-second increment from move 1. Official site

2018 The World Team 5-7 China Team Rapid Chess Match Day one. photos: Dubov 4, Vidit 3, Bacrot 1.5, Duda 1.5, Shankland 1, Ding Liren 4.5, Yu Yangyi 4.5, Li Chao 3.5, Bu Xiangzhi 3.5, Wei Yi 3. live:

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[Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "1"] [White "Duda, Jan-Krzysztof"] [Black "Ding, Liren"] [Result "1/2-1/2"] [ECO "E08"] [WhiteElo "2715"] [BlackElo "2751"] [Annotator "TA"] [PlyCount "97"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,97,0,0,-20,-17,-15,-16,-9,-12,-4,43,37,48,40,36,16,16,16,16,16,16,16, 11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,8,8,7,8,15,8,24,26,39,39,39,39,39,39, 57,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nf3 e6 3. d4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Bf4 b6 10. cxd5 cxd5 11. Rc1 {E08: Closed Catalan: Main Line: 7 Qc2} Bb7 12. Nc3 (12. Qb3 Rc8 13. Rxc8 Qxc8 14. Nc3 Nh5 15. Bg5 Bxg5 16. Nxg5 Nhf6 17. e3 Qb8 18. Bf1 Rc8 {1/2-1/2 (56) So,W (2788)-Karjakin,S (2760) London 2017}) 12... Rc8 {LiveBook: 14 Games} 13. Ne5 $146 ({Predecessor:} 13. Qb3 Nb8 14. Nb5 Nc6 15. Ne5 Na5 16. Qd1 a6 17. Rxc8 Bxc8 18. Nc3 Nd7 19. Nxd7 Bxd7 {1/2-1/2 (27) Michalik,P (2546)-Horvath,C (2497) Slovakia 2018}) 13... Nxe5 14. Bxe5 {[#]} Ne4 $1 {[%mdl 512]} 15. Qd3 { [%cal Rc3e4]} (15. Nxe4 Rxc2) 15... f6 16. Bf4 {[%cal Rc3e4]} g5 17. Nxe4 gxf4 18. Nc3 {[%cal Be4c3,Bc3e2,Be2f4][%mdl 32]} Bd6 19. Qf3 fxg3 20. hxg3 f5 21. e3 Qg5 22. Ne2 Qg4 23. Qxg4+ fxg4 24. Nf4 Kf7 25. Rab1 Ba6 26. Bf1 Bxf1 27. Kxf1 Bxf4 28. exf4 $11 {[%mdl 4096] Endgame KRR-KRR} h5 29. Ke2 Kg6 30. Ke3 Kf5 31. Rh1 Rh8 32. Rh2 h4 33. Rxh4 Rxh4 34. gxh4 {KR-KR} Rh8 35. Rh1 Rh5 36. a4 a5 37. b3 Kf6 38. f3 g3 39. Rh3 $1 Ke7 40. f5 (40. Rxg3 $14 Rxh4 41. Rg7+ Kd6 42. Rb7) 40... exf5 {The position is equal.} 41. Rxg3 Rxh4 {[#] And now ...f4+ would win.} 42. Rg6 f4+ 43. Kf2 Rh2+ 44. Rg2 Rh1 {...Rb1 is the strong threat.} 45. Rg1 Rxg1 46. Kxg1 Kf6 47. Kg2 $1 Kg5 48. Kh3 $1 Kh5 $1 49. Kh2 {Precision: White = 74%, Black = 83%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "1"] [White "Bacrot, Etienne"] [Black "Yu, Yangyi"] [Result "1/2-1/2"] [ECO "C01"] [WhiteElo "2683"] [BlackElo "2744"] [Annotator "TA"] [PlyCount "87"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,87,-3,1,0,0,-21,-10,-18,-18,-16,-21,-17,-7,-33,0,-39,-39,-33,-35,-56, -56,-91,-74,-93,-103,-84,-64,-60,-47,-90,-83,-97,-81,-98,-70,-88,-46,-88,-68, -59,-35,-38,-40,-33,-37,-33,-45,-58,-33,-101,-11,-98,-92,-85,-38,-59,0,0,0,-34, -20,-20,-20,-14,-10,-29,-29,-29,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. c5 Be7 {LiveBook: 34 Games} 7. Qa4+ {C01: French: Exchange Variation} (7. Nc3 b6 8. cxb6 axb6 9. Bd3 O-O 10. O-O Nc6 11. h3 Bb4 12. Bg5 Bxc3 13. bxc3 h6 14. Bh4 Ba6 {1-0 (59) Fressinet,L (2662)-Duda,J (2717) Katowice 2017}) 7... Bd7 8. Qb3 $146 ({Predecessor:} 8. Bb5 O-O 9. O-O Bf5 10. Re1 c6 11. Bf1 Nbd7 12. Nc3 h6 13. Bf4 Re8 14. h3 Ne4 {1-0 (61) Worek,J (2255) -Langrock,H (2393) Teplice 2017}) 8... b6 9. cxb6 axb6 10. Nc3 O-O 11. Be2 Nc6 12. O-O Bg4 {[%cal Bd7g4,Bg4h5,Bh5g6][%mdl 32] Black wants to play ...Bxf3.} 13. Qd1 Ne4 14. h3 Bh5 $36 {[%mdl 2048] Black is pushing.} 15. Nb5 Na5 16. g4 Bg6 17. Ne5 c6 18. Nc3 Nxc3 19. bxc3 Bd6 20. Nxg6 fxg6 21. Bd3 Ra7 22. Kg2 Raf7 23. Qe2 Qh4 {Strongly threatening ...Rf3!} 24. Qe6 Kh8 {[%cal Rf7f2]} 25. f4 $1 (25. Qxd6 {is a self mate.} Rxf2+ 26. Rxf2 Qxf2+ 27. Kh1 Qe1+ 28. Kg2 Rf2+ 29. Kg3 Rf1+ 30. Kh2 Qf2#) 25... Nb7 26. Qe2 g5 {[%cal Rg5f4]} 27. Qe1 Qxe1 ({ Don't play} 27... Bxf4 28. Qxh4 gxh4 29. Bxf4 $16) 28. Rxe1 Bxf4 29. Bxf4 Rxf4 30. Rf1 {[#]} (30. Rab1 $15) 30... Nd6 (30... Rxf1 $1 $17 31. Bxf1 Ra8) 31. a4 {[#]} (31. Rxf4 $1 $11 gxf4 32. Re1) 31... Rxf1 $1 $17 32. Bxf1 {[%mdl 4096] Endgame KRB-KRN} Ne4 33. Rb1 Rb8 ({Black should try} 33... Nd2 $1 $15 34. Rd1 Nxf1 35. Rxf1 Rxf1 36. Kxf1 Kg8) 34. c4 $11 Nd2 35. Rc1 Nb3 36. Rd1 g6 37. cxd5 cxd5 38. Rd3 Na5 39. Re3 Nc4 40. Bxc4 {The position is equal.} dxc4 41. Rc3 b5 42. axb5 Rxb5 43. Rxc4 Rb3 44. Rc5 {Precision: White = 53%, Black = 60%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "1"] [White "Dubov, Daniil"] [Black "Wei, Yi"] [Result "1-0"] [ECO "A17"] [WhiteElo "2678"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "137"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,137,0,2,-10,-10,-10,-7,-14,-4,-5,0,0,0,0,-10,-18,0,-10,0,0,20,24,11, 18,17,19,23,3,19,18,34,40,41,47,41,56,72,62,63,20,33,0,0,4,6,-6,0,0,0,-184,0,0, 0,0,0,-50,185,178,252,11,96,0,9,9,64,0,0,0,0,0,0,0,0,0,26,26,85,85,85,85,85,85, 85,85,85,85,85,85,85,85,85,57,85,85,85,57,85,42,131,0,0,0,266,139,89,0,362,0,0, 0,139,139,12840,139,12840,12840,12841,0,0,0,12843,12843,12844,12843,12843, 12843,12844,12844,12845,12845]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 b6 5. cxd5 (5. b3 Bb7 6. Bb2 Nbd7 7. g3 Bd6 8. Bg2 O-O 9. O-O Re8 10. Rc1 a6 11. Qe2 dxc4 12. bxc4 b5 13. cxb5 axb5 14. Nxb5 Rxa2 {1/2-1/2 (21) Wei,Y (2743)-Giri,A (2752) Wijk aan Zee 2018}) 5... exd5 {LiveBook: 3 Games} 6. Bb5+ {A17: English Opening: 1...Nf6 with ...Bb4} c6 7. Be2 Bd6 8. O-O $146 {The position is equal. } ({Predecessor:} 8. b3 O-O 9. Bb2 Nbd7 10. Nd4 Bb7 11. Nf5 Bc7 12. O-O Nc5 { 0-1 (27) Cherepkov,A-Taimanov,M Cheliabinsk (Russia) 1959}) 8... O-O 9. b3 Bb7 10. Bb2 Nbd7 11. Rc1 Re8 12. Re1 Rc8 13. Bf1 Qe7 14. g3 Ba3 15. Bxa3 Qxa3 16. Bh3 Qd6 17. d4 Rcd8 18. Nd2 g6 19. Bg2 Kg7 20. Qc2 Nf8 21. Qb2 Ne6 22. b4 h5 23. h4 Qe7 24. b5 c5 25. Nf3 cxd4 26. exd4 Ne4 27. Ne5 {[%cal Rc3e4]} Qf6 28. Nc6 Bxc6 29. bxc6 $2 (29. Nxe4 $11 {and White is okay.} dxe4 30. bxc6) 29... Qxd4 $2 ({Better is} 29... Nxd4 $19 30. c7 Rc8) 30. Bxe4 $11 dxe4 31. Rxe4 Qf6 $1 32. Rce1 Kg8 $2 (32... Rd3 $15 {keeps the upper hand.} 33. Re5 Nc7 34. Rxe8 Nxe8 35. Rxe8 Qxc3) 33. Re5 $1 $18 Qg7 (33... Rd4 {was called for.}) 34. Ne4 $2 (34. Qc2 $18) 34... Rd5 (34... Re7 $1 $11) 35. Ng5 (35. f4 $1 $16) 35... Rxe5 36. Rxe5 {Strongly threatening Qd4!} Rc8 (36... Nf8 $1 $11 37. Nf3 Qf6) 37. Nxe6 (37. Qc3 $1 $14) 37... fxe6 $14 {[%mdl 4096] Endgame KQR-KQR} 38. Qe2 Rxc6 39. Qe4 Rc4 40. Qe3 Rc6 41. Rg5 {Black must now prevent Qe4.} e5 42. Rxe5 Rf6 ( 42... Rc1+ $11 43. Kh2 (43. Qxc1 Qxe5 44. Qc6 Kf7 $11) 43... Rc7) 43. Re7 $16 Rf7 44. Qe6 $36 {[%mdl 2048] Black is under strong pressure.} Qf6 45. Qxf6 Rxf6 46. Rxa7 {KR-KR} b5 47. Ra3 b4 48. Rb3 Ra6 49. Rb2 Kf7 50. Kf1 Kf6 51. Ke2 Ra3 52. Kd2 Kf5 53. Kc1 Rc3+ (53... Ke5 $14) 54. Rc2 (54. Kb1 $16) 54... Rf3 $11 55. Rb2 Ke5 $2 {[%mdl 8192]} (55... Rc3+ $11 56. Kd2 Ra3) 56. Rxb4 $18 Rxf2 57. a4 $1 Ra2 $2 {[%mdl 8192]} (57... Rf3 $1 $11) 58. Kb1 $2 (58. Rb5+ $1 $18 Kd4 59. a5) 58... Ra3 $11 59. g4 hxg4 (59... Rg3 $11 {keeps the balance.}) 60. Rxg4 $16 Kd5 $2 {[%mdl 8192]} (60... Rd3 $16 61. a5 (61. Rxg6 Rd4 $16) 61... Rd6) 61. Kb2 $2 (61. a5 $1 $18 {and the rest is easy.} Rh3 62. a6 (62. Rxg6 Rxh4 63. Rg5+ Kc4 $11)) 61... Rh3 $2 {[%mdl 8192]} (61... Rf3 $16 62. a5 (62. Rxg6 Rf4 $14) 62... Rf6) 62. a5 $18 Kc5 {[#]} 63. a6 $2 (63. Ra4 $1 $18 {Hoping for a6.} Rd3 64. a6) 63... Rh2+ 64. Kb3 {And now a7 would win.} Kb5 $2 {[%mdl 8192] [#]} (64... Rh3+ $11 65. Ka4 Rh1) 65. Ra4 $1 {White is clearly winning.} ({Weaker is } 65. a7 Rh3+ 66. Kb2 Rh2+ 67. Kc3 Ra2 $18) 65... Rh3+ 66. Kb2 Rh2+ 67. Kc1 Rh1+ 68. Kd2 Rh2+ 69. Ke3 {Precision: White = 52%, Black = 33%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "1"] [White "Dubov, Daniil"] [Black "Wei, Yi"] [Result "1-0"] [ECO "A17"] [WhiteElo "2678"] [BlackElo "2671"] [Annotator "TA RC"] [PlyCount "137"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,137,0,0,-8,-11,-14,-11,-14,-8,-12,-8,-14,0,-12,-5,-11,0,0,0,0,15,20,8, 8,16,16,16,9,22,14,25,34,50,44,51,67,64,53,62,21,32,0,0,0,0,-8,0,0,0,-193,0,0, 0,0,0,-33,185,183,243,8,89,0,11,16,73,3,3,0,0,0,0,0,0,0,25,25,78,78,78,78,78, 78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,45,155,45,45,0,139,139,139,139, 147,41,41,41,139,139,456,139,390,390,1685,390,390,336,5950,5950,5106,5124,5120, 5085,5095,5077,5069,5069]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 b6 5. cxd5 (5. b3 Bb7 6. Bb2 Nbd7 7. g3 Bd6 8. Bg2 O-O 9. O-O Re8 10. Rc1 a6 11. Qe2 dxc4 12. bxc4 b5 13. cxb5 axb5 14. Nxb5 Rxa2 {1/2-1/2 (21) Wei,Y (2743)-Giri,A (2752) Wijk aan Zee 2018}) 5... exd5 {LiveBook: 3 Games} 6. Bb5+ {A17: English Opening: 1...Nf6 with ...Bb4} c6 7. Be2 Bd6 8. O-O $146 {The position is equal. } ({Predecessor:} 8. b3 O-O 9. Bb2 Nbd7 10. Nd4 Bb7 11. Nf5 Bc7 12. O-O Nc5 { 0-1 (27) Cherepkov,A-Taimanov,M Cheliabinsk (Russia) 1959}) 8... O-O 9. b3 Bb7 10. Bb2 Nbd7 11. Rc1 Re8 12. Re1 Rc8 13. Bf1 Qe7 14. g3 Ba3 15. Bxa3 Qxa3 16. Bh3 Qd6 17. d4 Rcd8 18. Nd2 g6 19. Bg2 Kg7 20. Qc2 Nf8 21. Qb2 Ne6 22. b4 h5 23. h4 Qe7 24. b5 c5 25. Nf3 cxd4 26. exd4 Ne4 27. Ne5 {[%cal Rc3e4]} Qf6 28. Nc6 Bxc6 29. bxc6 $2 (29. Nxe4 $11 {and White has nothing to worry.} dxe4 30. bxc6) 29... Qxd4 $2 (29... Nxd4 $19 30. c7 Rc8) 30. Bxe4 $11 dxe4 31. Rxe4 Qf6 $1 32. Rce1 Kg8 $2 (32... Nc7 $15) 33. Re5 $1 $18 Qg7 (33... Re7 $142) 34. Ne4 $2 (34. Qc2 $18) 34... Rd5 (34... Re7 $1 $11) 35. Ng5 ({Better is} 35. f4 $1 $16) 35... Rxe5 36. Rxe5 Rc8 (36... Nf8 $1 $11 37. Nf3 Qf6) 37. Nxe6 ({White should try} 37. Qc3 $1 $16) 37... fxe6 $16 {[%mdl 4096] Endgame KQR-KQR} 38. Qe2 Rxc6 39. Qe4 Rc4 40. Qe3 Rc6 41. Rg5 e5 42. Rxe5 Rf6 (42... Rc1+ $11 43. Kh2 (43. Qxc1 Qxe5 44. Qc6 Kf7 $11) 43... Rc7) 43. Re7 $36 {[%mdl 2048] Keeping Black busy.} Rf7 44. Qe6 Qf6 45. Qxf6 Rxf6 46. Rxa7 {KR-KR} b5 47. Ra3 b4 48. Rb3 Ra6 49. Rb2 Kf7 50. Kf1 Kf6 51. Ke2 Ra3 52. Kd2 Kf5 53. Kc1 Rc3+ ({ Black should play} 53... Ke5 $14) 54. Rc2 (54. Kb1 $1 $16) 54... Rf3 55. Rb2 Ke5 (55... Rc3+ $11 {remains equal.} 56. Kd2 Ra3 57. Rxb4 Rxa2+ 58. Ke3 Ra3+ 59. Ke2 Ra2+ 60. Kf1 Ra1+ 61. Kg2 Ra6) 56. Rxb4 Rxf2 57. a4 $1 Ra2 {[#]} 58. Kb1 (58. Rb5+ $1 $16 Kd4 59. a5) 58... Ra3 $14 59. g4 hxg4 (59... Kd6 $1 $14) 60. Rxg4 $16 Kd5 $2 {[%mdl 8192] [#]} (60... Rf3 $16 {is tougher.} 61. a5 (61. Rxg6 Rf4 $11) 61... Rf6) 61. Kb2 $2 (61. a5 $1 $18 {and the rest is easy.} Kc5 62. Rxg6) 61... Rh3 $2 {[%mdl 8192]} (61... Re3 $16 62. a5 (62. Rxg6 Re4 $16) 62... Re6) 62. a5 $18 Kc5 $2 (62... Kc6 63. Rxg6+ Kb5) 63. a6 $2 (63. Ra4 Re3 64. a6) 63... Rh2+ 64. Kb3 {Threatens to win with a7.} Kb5 $2 (64... Rh3+ 65. Ka4 Rh1) 65. Ra4 {White is clearly winning.} ({Weaker is} 65. a7 Rh3+ 66. Ka2 Rh2+ 67. Kb3 Rh3+ 68. Ka2 Rh2+ 69. Kb3 $18) 65... Rh3+ 66. Kb2 Rh2+ 67. Kc1 Rh1+ 68. Kd2 Rh2+ 69. Ke3 {Precision: White = 52%, Black = 29%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "1"] [White "Vidit, Santosh Gujrathi"] [Black "Li, Chao b"] [Result "0-1"] [ECO "B30"] [WhiteElo "2654"] [BlackElo "2656"] [Annotator "TA"] [PlyCount "88"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,88,20,11,12,14,16,15,16,16,40,0,25,20,8,16,15,19,41,40,41,31,30,33, 34,0,0,-82,-86,-129,-131,-164,-182,-175,-178,-165,-174,-191,-190,-206,-203, -204,-202,-316,-308,-412,-418,-404,-415,-408,-408,-378,-322,-297,-307,-587, -571,-538,-531,-1004,-976,-12841,-12841,-12841,-12842,-12842,-12843]} 1. e4 { [%cal Be2e4,Be4e5][%mdl 32]} c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 g6 5. O-O Bg7 6. e5 Ng4 7. Bxc6 dxc6 8. Re1 O-O 9. d3 Nh6 10. h3 Nf5 11. Ne4 {B30: Sicilian: 2.. .Nc6 3 Bb5, lines without ...g6} (11. Bf4 Be6 12. Ne4 b6 13. c3 Bh8 14. g4 Ng7 15. d4 cxd4 16. Nxd4 Bd5 17. Bg5 Bxe4 18. Rxe4 Qc7 {1-0 (56) Bruzon Batista,L (2660)-Durarbayli,V (2630) Saint Louis 2017}) 11... b6 12. Bf4 Nd4 13. c3 { LiveBook: 3 Games. The position is equal.} Nxf3+ 14. Qxf3 Be6 15. Qe3 $146 ({ Predecessor:} 15. Qg3 Qd5 16. h4 {0-1 (42) Reichenbach,W (2347)-Villing,D (2197) Bad Blankenburg 2006}) 15... Qd5 16. c4 Qd7 17. Bh6 Rfd8 18. Bxg7 Kxg7 19. Rad1 Qd4 20. Qg5 Rd7 21. Nc3 h6 22. Qg3 Bf5 23. Rd2 g5 ({But not} 23... Bxd3 $2 24. Red1 $18) 24. Qf3 Qf4 $36 {[%mdl 2048] Black fights for an advantage.} 25. Qxf4 (25. Qd1 $11) 25... gxf4 $17 26. Ne2 Rxd3 27. Rxd3 Bxd3 28. Nxf4 Bxc4 {[%mdl 4096] Endgame KRB-KRN} 29. b3 Bd5 30. Rd1 {[#]} e6 $1 31. Nh5+ Kg6 32. g4 {[#]} a5 $1 33. Nf6 (33. f4 $142) 33... a4 $19 34. h4 axb3 35. axb3 Bxb3 36. Rd6 Bd5 37. f4 Kg7 38. Kf2 b5 {[%cal Bb6b5,Bb5b4,Bb4b3,Bb3b2] [%mdl 32]} 39. Ke3 $2 (39. Nh5+ Kf8 40. Nf6) 39... b4 {Black is clearly winning.} 40. Rd7 Rb8 {White must now prevent ...b3.} 41. f5 b3 {And now ...b2 would win.} 42. Nxd5 cxd5 43. fxe6 b2 44. Rxf7+ Kg8 {Precision: White = 49%, Black = 80%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "1"] [White "Vidit, Santosh Gujrathi"] [Black "Li, Chao b"] [Result "0-1"] [ECO "B30"] [WhiteElo "2654"] [BlackElo "2656"] [Annotator "TA RC"] [PlyCount "88"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,88,19,20,20,14,16,14,32,3,39,0,12,23,13,18,17,12,12,19,16,15,19,19, 15,0,0,-94,-95,-139,-127,-168,-160,-160,-160,-158,-152,-170,-172,-189,-180, -173,-174,-293,-239,-347,-333,-353,-355,-365,-350,-362,-325,-296,-337,-546, -546,-520,-521,-979,-937,-29976,-29978,-29978,-29979,-29978,-29980]} 1. e4 { [%cal Be2e4,Be4e5][%mdl 32]} c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 g6 5. O-O Bg7 6. e5 Ng4 7. Bxc6 dxc6 8. Re1 O-O 9. d3 Nh6 10. h3 Nf5 11. Ne4 {B30: Sicilian: 2.. .Nc6 3 Bb5, lines without ...g6} (11. Bf4 Be6 12. Ne4 b6 13. c3 Bh8 14. g4 Ng7 15. d4 cxd4 16. Nxd4 Bd5 17. Bg5 Bxe4 18. Rxe4 Qc7 {1-0 (56) Bruzon Batista,L (2660)-Durarbayli,V (2630) Saint Louis 2017}) 11... b6 12. Bf4 Nd4 13. c3 { LiveBook: 3 Games. The position is equal.} Nxf3+ 14. Qxf3 Be6 15. Qe3 $146 ({ Predecessor:} 15. Qg3 Qd5 16. h4 {0-1 (42) Reichenbach,W (2347)-Villing,D (2197) Bad Blankenburg 2006}) 15... Qd5 16. c4 Qd7 17. Bh6 Rfd8 18. Bxg7 Kxg7 19. Rad1 Qd4 20. Qg5 Rd7 21. Nc3 h6 22. Qg3 Bf5 23. Rd2 {[#] And now Ne2 would win.} g5 $1 ({Don't blunder} 23... Bxd3 $2 24. e6 $18) 24. Qf3 Qf4 $36 { [%mdl 2048] Black fights for an advantage.} 25. Qxf4 (25. Qd1 $11) 25... gxf4 $17 26. Ne2 Rxd3 27. Rxd3 Bxd3 28. Nxf4 Bxc4 {[%mdl 4096] Endgame KRB-KRN} 29. b3 Bd5 30. Rd1 e6 31. Nh5+ Kg6 32. g4 a5 33. Nf6 (33. f4 $142) 33... a4 $19 34. h4 (34. Nd7 {was necessary.} axb3 35. axb3) 34... axb3 35. axb3 Bxb3 36. Rd6 Bd5 37. f4 Kg7 38. Kf2 b5 {[%cal Bb6b5,Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 39. Ke3 $2 (39. Nh5+ Kf8 40. Nf6) 39... b4 40. Rd7 Rb8 {[#] Hoping for ...b3.} 41. f5 b3 { Strongly threatening ...b2.} 42. Nxd5 cxd5 {Black mates.} 43. fxe6 b2 44. Rxf7+ Kg8 {Precision: White = 49%, Black = 84%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "1"] [White "Shankland, Samuel"] [Black "Bu, Xiangzhi"] [Result "1/2-1/2"] [ECO "C92"] [WhiteElo "2643"] [BlackElo "2739"] [Annotator "TA"] [PlyCount "119"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,119,23,16,16,26,25,29,39,20,27,10,0,8,12,12,37,43,35,31,26,50,31,39, 33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,-19,-19,-19,-17,-19,-9,-9,-10,-11,0,-4, 6,0,0,0,0,0,0,0,0,0,0,0,0,0,3,3,3,0,0,0,1,0,0,0,0,0,0,0,0,-73,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 {[%cal Bb1d2,Bd2f1, Bf1e3][%mdl 32]} exd4 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations} (11... Bf8 12. a3 h6 13. Bc2 Nb8 14. b3 Nbd7 15. Bb2 c5 16. d5 Bc8 17. a4 Rb8 18. axb5 axb5 19. Bd3 Nh5 20. Bf1 g6 21. Nh2 Ng7 22. Bd3 Nf6 {1-0 (49) Harikrishna,P (2744)-Ivanchuk,V (2726) Riadh 2017}) 12. cxd4 Nd7 13. Nf1 Na5 {White has an edge.} 14. Bc2 Bf6 15. Ne3 Bxe4 16. Bd2 {[#] Threatens to win with Bxe4.} Bxc2 17. Qxc2 {[#]} Nc4 $146 ({Predecessor:} 17... c5 18. Nd5 Rxe1+ 19. Rxe1 {1/2-1/2 (42) Gomez Garrido,C (2524)-Gledura,B (2605) Barcelona 2017}) 18. Nxc4 Rxe1+ 19. Rxe1 {And now Ne3 would win.} bxc4 20. Qxc4 Nb6 21. Qc6 Qd7 22. Rc1 {Black must now prevent Qxd7.} (22. Qb7 {is more complex.} Qc8 23. Qe4 Qd7 24. Rc1 a5 25. Qb7) 22... Qxc6 23. Rxc6 Nd5 24. Ba5 Ra7 25. Kf1 Kf8 26. g3 Ke7 27. Ke2 Kd7 28. Rc4 Rb7 29. b3 Rb5 30. Bd2 Nb6 31. Rc2 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 32. Kd3 a4 33. b4 h5 34. a3 g6 35. g4 Be7 36. Rc1 Rd5 37. Be3 c6 38. Nd2 Rb5 39. Ne4 hxg4 40. hxg4 {Nc3 is the strong threat.} Nd5 41. Bd2 Rb8 42. Rh1 Nf6 43. f3 Nxe4 44. fxe4 $11 {[%mdl 4096] Endgame KRB-KRB} d5 45. exd5 cxd5 46. Bf4 Rc8 47. Be5 f6 48. Bf4 g5 49. Bg3 Rc6 50. Rb1 Bf8 51. Be1 {[#]} (51. Bb8 $11 {remains equal.}) 51... Bd6 (51... Re6 $1 $17) 52. Bd2 {The position is equal.} Rc8 53. Rh1 Be7 54. Rh7 Ke6 55. Rh6 Kd7 56. Rh1 Ke6 57. Rh6 Kd7 58. Rh7 Ke6 59. Rh1 Kd7 60. Rh7 {Precision: White = 78%, Black = 81%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "2"] [White "Ding, Liren"] [Black "Shankland, Samuel"] [Result "1-0"] [ECO "D15"] [WhiteElo "2751"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "67"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,67,24,10,31,17,16,27,46,44,41,27,39,36,45,57,44,39,46,39,45,43,55,46, 51,31,81,71,90,78,81,71,68,17,131,77,114,111,110,135,176,187,182,177,411,397, 409,424,29985,29986,29986,29987,29995,29996]} 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. e3 Bf5 5. Nc3 a6 6. Qb3 Ra7 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 7. Nh4 Bc8 8. Qc2 e6 9. Nf3 {LiveBook: 4 Games} Be7 $146 ({ Predecessor:} 9... dxc4 10. Bxc4 c5 11. dxc5 Bxc5 12. e4 Nc6 13. O-O Nb4 14. Qe2 {1-0 (28) Vitiugov,N (2722)-Fedoseev,V (2718) St Petersburg 2017}) 10. e4 dxe4 11. Nxe4 Nbd7 12. Bd3 Nxe4 13. Bxe4 Nf6 14. Bd3 c5 15. dxc5 Bxc5 16. O-O O-O 17. Rd1 {Strongly threatening Bxh7+!} Qe7 18. Bg5 h6 19. Bh4 b6 20. Ne5 { Hoping for Nc6.} g5 21. Bg3 $36 {[%mdl 2048] White has strong initiative.} Bb7 22. Qe2 Raa8 23. Kh1 Rad8 24. f4 ({White should try} 24. a3 $14) 24... Rd4 {[#] } (24... Nd7 $1 $11 {remains equal.}) 25. fxg5 ({White should play} 25. b4 $1 { [%cal Rb4c5][%mdl 512]} Bxb4 26. Bh7+ $1 {[%mdl 512]} Kxh7 27. Rxd4) 25... hxg5 {[#]} 26. b4 $1 {[%mdl 512]} Bxb4 {[#]} 27. Bh7+ $1 Kxh7 28. Rxd4 {And now Rad1 would win.} Bc5 {[#]} 29. Rd3 $1 {aiming for Rad1.} Kg7 $2 (29... Be4 { keeps fighting.}) 30. Rf1 $18 Be4 {[#]} 31. Nc6 $1 {[%mdl 512]} Qb7 (31... Bxc6 $18 32. Be5 Rh8 33. Rxf6 (33. Bxf6+ Qxf6 34. Rxf6 Kxf6 $18) 33... Kf8 34. Rxf7+ Qxf7 35. Bxh8 Qf2 36. Qxf2+ Bxf2) 32. Be5 {White mates.} Qxc6 33. Bxf6+ Kg8 34. Rh3 {Precision: White = 83%, Black = 38%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "2"] [White "Yu, Yangyi"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [ECO "B90"] [WhiteElo "2744"] [BlackElo "2715"] [Annotator "TA"] [PlyCount "86"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 30,86,8,0,34,37,29,41,41,31,29,11,20,0,0,0,0,-18,112,91,179,161,239,125, 164,162,148,182,132,-60,-52,-53,-64,-43,0,0,8,10,151,119,244,214,336,329,476, 455,1027,1054,975,916,1018,941,1137,830,12838,12839,12839,12839,12842]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. f3 e5 9. Nb3 Be6 10. Be3 Be7 11. Qd2 O-O 12. O-O-O Nbd7 13. g4 b5 14. g5 b4 15. Na4 { B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (15. gxf6 bxc3 16. Qxc3 Nxf6 17. Na5 Rc8 18. Nc6 Qd7 19. Nxe7+ Qxe7 20. Qa5 Rc6 21. Rg1 Rfc8 22. Kb1 Nh5 {1-0 (39) Ponomariov,R (2699)-Navara,D (2737) Biel 2017}) 15... Nh5 16. Qxb4 {LiveBook: 7 Games} Bxg5 (16... d5 $5 17. Nac5 Nxc5 18. Bxc5 Bxc5 19. Nxc5 Qxg5+ 20. Kb1 Nf4 $15) 17. Bxg5 {White is slightly better.} Qxg5+ 18. Kb1 Qf6 19. Qxd6 Qxf3 20. Rg1 Qe3 $146 ({Predecessor:} 20... Nhf6 21. Nac5 Bxb3 22. Nxb3 Ra7 23. Bc4 Qxe4 24. Na5 g6 25. Rgf1 Kg7 26. Rd3 Qg2 27. Rdf3 Qg5 28. Nc6 Ne4 29. Rxf7+ {1/2-1/2 (27) Tomczak,J-Murza,A (2358) ICCF email 2016}) 21. Bxa6 {Threatens to win with Nac5.} Nhf6 ({Much weaker is} 21... Qxe4 $6 22. Nac5 $16) 22. Rge1 Qa7 23. Nbc5 Nxc5 (23... Rfb8 $11 {remains equal.}) 24. Nxc5 $16 {[%cal Ba4c5,Bc5e6,Be6c7][%mdl 32]} Rfb8 (24... Rfe8 $16) 25. Nxe6 $18 Rb6 {[#]} (25... Qxa6 {is a better defense.} 26. Qxa6 Rxa6) 26. Qd8+ (26. Qc7 $1 $18 Rxa6 27. Rd8+ Ne8 28. Qxa7 R6xa7 29. Rxa8 Rxa8 30. Nc5) 26... Ne8 $16 27. Nc7 $1 {[%cal Rc7a8]} Rxd8 28. Rxd8 $40 {[%cal Rd8e8][%mdl 128] White attacks with force.} Rb8 29. Rxb8 $2 ({White must play} 29. Bc8 $16 {[%cal Rd8e8]} g6 30. Rxe8+ Kg7 31. Na6) 29... Qxb8 $15 30. Nxe8 Qxe8 $16 {[%mdl 4096] Endgame KQ-KRB} 31. Bc4 Qc6 {[%mdl 1024] Black has compensation.} 32. b3 Kf8 33. a4 { [%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Qc5 (33... Qc7 $11 {keeps the balance. }) 34. Rd1 Ke7 (34... g5 $16) 35. Kb2 $18 Qe3 (35... Qc7 $142 36. Rd5 f6) 36. a5 Qxe4 {[#]} (36... Qa7 {was necessary.} 37. Rd5 f6) 37. a6 $1 {White is clearly winning.} Qe3 (37... Qf3 $142 38. a7 Qxd1) 38. Bb5 Qc5 39. Rd7+ Ke6 40. a7 Qc8 {[#]} 41. Bc6 $1 {[%mdl 512]} f5 (41... Qxc6 42. Rd8) 42. Rxg7 Qxc6 43. Rg8 Kd5 {Precision: White = 76%, Black = 16%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "2"] [White "Yu, Yangyi"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [ECO "B90"] [WhiteElo "2744"] [BlackElo "2715"] [Annotator "TA"] [PlyCount "86"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 30,86,12,0,44,50,31,23,39,24,32,18,18,0,0,0,0,-47,121,115,160,165,227, 59,90,81,45,56,174,-39,-40,-41,-36,-32,0,0,0,0,124,117,196,217,310,312,598,589, 656,653,767,814,1115,1086,1112,813,5582,5616,4814,5310,5306]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. f3 e5 9. Nb3 Be6 10. Be3 Be7 11. Qd2 O-O 12. O-O-O Nbd7 13. g4 b5 14. g5 b4 15. Na4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (15. gxf6 bxc3 16. Qxc3 Nxf6 17. Na5 Rc8 18. Nc6 Qd7 19. Nxe7+ Qxe7 20. Qa5 Rc6 21. Rg1 Rfc8 22. Kb1 Nh5 {1-0 (39) Ponomariov,R (2699)-Navara,D (2737) Biel 2017}) 15... Nh5 16. Qxb4 {LiveBook: 7 Games} Bxg5 (16... d5 $5 17. Nac5 Nxc5 18. Bxc5 Bxc5 19. Nxc5 Qxg5+ 20. Kb1 Nf4 $15) 17. Bxg5 {White is slightly better.} Qxg5+ 18. Kb1 Qf6 19. Qxd6 Qxf3 20. Rg1 Qe3 $146 ({Predecessor:} 20... Nhf6 21. Nac5 Bxb3 22. Nxb3 Ra7 23. Bc4 Qxe4 24. Na5 g6 25. Rgf1 Kg7 26. Rd3 Qg2 27. Rdf3 Qg5 28. Nc6 Ne4 29. Rxf7+ {1/2-1/2 (27) Tomczak,J-Murza,A (2358) ICCF email 2016}) 21. Bxa6 {Black must now prevent Nac5.} Nhf6 ({Much weaker is} 21... Qxe4 $6 22. Nac5 $16) 22. Rge1 Qa7 23. Nbc5 Nxc5 $2 (23... Rfb8 $15 {stays ahead.}) 24. Nxc5 $16 Rfb8 {White should prevent ...Rb6.} 25. Nxe6 Rb6 (25... Qxa6 {might work better.} 26. Qxa6 Rxa6) 26. Qd8+ $2 ({White must play} 26. Qc7 $1 $18 Rxa6 27. Rd8+ Ne8 28. Qxa7 R6xa7 29. Rxa8 Rxa8 30. Nc5) 26... Ne8 $14 27. Nc7 $1 { [%cal Rc7a8]} Rxd8 28. Rxd8 $40 {[%cal Rd8e8][%mdl 128] White is up to no good. } Rb8 (28... h5 $1 $14 29. Nxe8 (29. Rxe8+ Kh7 $16) 29... Rxb2+ 30. Kc1 (30. Kxb2 Qb6+ 31. Bb5 Qxd8 $18) 30... Kh7 31. Kxb2 Qxa6) 29. Rxb8 $2 (29. Bc8 $18 { [%cal Rd8e8]} g6 30. Rxe8+ Kg7 31. Na6) 29... Qxb8 $15 30. Nxe8 Qxe8 $18 { [%mdl 4096] Endgame KQ-KRB} 31. Bc4 Qc6 {[%mdl 1024] Black has compensation.} 32. b3 Kf8 33. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Qc5 (33... Qd6 $11 {keeps the balance.}) 34. Rd1 Ke7 (34... Qa7 $16) 35. Kb2 Qe3 {[#]} (35... Qc7 {keeps fighting.} 36. Rd5 f6) 36. a5 $1 {[%cal Ra5a6]} Qxe4 $2 {[#]} (36... Qa7 {was called for.} 37. Rd5 f6) 37. a6 $1 {White is clearly winning.} Qe3 38. Bb5 Qc5 39. Rd7+ Ke6 40. a7 Qc8 {[#]} 41. Bc6 $1 {[%mdl 512]} f5 (41... Qxc6 42. Rd8) 42. Rxg7 Qxc6 43. Rg8 Kd5 {Precision: White = 80%, Black = 16%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "2"] [White "Bu, Xiangzhi"] [Black "Vidit, Santosh Gujrathi"] [Result "1/2-1/2"] [ECO "D38"] [WhiteElo "2739"] [BlackElo "2654"] [Annotator "TA"] [PlyCount "63"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,63,10,15,0,2,-8,-10,-39,-51,-83,-35,-50,-45,-43,-43,-50,-47,-51,-33, -45,-24,-21,-24,-25,-28,-26,-43,-36,-28,-26,-11,-11,-11,-8,-8,-20,0,0,0,0,0,0] } 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 h6 5. Bxf6 Qxf6 6. Nc3 Bb4 7. e3 O-O 8. Rc1 dxc4 9. Bxc4 c5 10. O-O cxd4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 11. Ne4 (11. Nxd4 Bd7 12. Qb3 Nc6 13. Nxc6 Bxc3 14. Rxc3 Bxc6 15. Bb5 Bd5 16. Bc4 Bc6 17. Bb5 {1/2-1/2 (17) Matlakov,M (2709)-Dubov,D (2694) Moscow 2018}) 11... Qe7 12. a3 Ba5 {[%cal Bb4a5,Ba5b6,Bb6d4][%mdl 32] LiveBook: 27 Games} 13. exd4 Rd8 14. Qe2 Nc6 15. Rfd1 Bb6 $146 {[%cal Rc6d4]} ( {Predecessor:} 15... Bd7 16. Nc5 Be8 17. b4 Bb6 18. Qb2 a5 19. Rd2 axb4 { 1/2-1/2 (19) Krstulovic,A (2252)-Baskin,R (2330) Warsaw 2017}) 16. Ng3 Bxd4 17. Nf5 exf5 18. Qxe7 Nxe7 19. Nxd4 Bd7 20. Nb5 b6 21. g3 g6 22. Nd6 Be6 23. Bxe6 fxe6 24. Nb5 Rxd1+ 25. Rxd1 $11 {[%mdl 4096] Endgame KRN-KRN} Nd5 26. Rc1 $1 a6 27. Nd4 $1 {The position is equal.} Kf7 28. Rc6 $1 Re8 29. Rd6 Kf6 {[#] White must now prevent ...Ke5.} 30. Nxe6 $1 {[%mdl 512]} Rxe6 31. Rxd5 Rc6 32. h4 { Precision: White = 68%, Black = 69%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "2"] [White "Wei, Yi"] [Black "Bacrot, Etienne"] [Result "1-0"] [ECO "A14"] [WhiteElo "2671"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "68"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,68,0,0,54,38,47,37,79,80,82,75,101,54,38,41,37,49,56,21,83,86,111,77, 120,119,175,108,106,98,248,255,253,243,235,243,245,255,237,215,215,212,200,206, 250,85,282,272,260,238,340]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. b3 b6 6. Bb2 O-O 7. g3 Bb7 8. Bg2 Nbd7 9. O-O Ne4 10. Ne2 Bf6 {A14: English Opening: 1...e6 with b3 by White} 11. d4 {LiveBook: 8 Games} c5 ({Black should play} 11... dxc4 $11 12. bxc4 c5) (11... dxc4 12. bxc4 c5 13. Nf4 Nd6 14. Rc1 Rc8 15. Nh5 cxd4 16. Ba3 Bxf3 17. Qxf3 Be7 18. Bxd6 Bxd6 19. exd4 {1/2-1/2 (35) Howell, D (2663)-Svetushkin,D (2592) Jerusalem 2015}) 12. cxd5 exd5 {White is slightly better.} 13. Nf4 c4 $146 ({Predecessor:} 13... g6 14. Qe2 cxd4 15. Bxd4 Ndc5 16. Qb2 Ne6 17. Bxf6 Qxf6 18. Qxf6 Nxf6 19. Nxe6 fxe6 {1/2-1/2 (77) Sanal,V (2478)-Kilic,C (1883) Izmir 2016}) 14. Nd2 {[%cal Bf3d2,Bd2e4,Be4d6][%mdl 32]} cxb3 {[#]} 15. Nxd5 $1 {[%mdl 512]} Bxd5 16. Bxe4 (16. Nxe4 {is more complex.} Re8 17. Qd3 bxa2 18. Rfe1 Rc8 19. Nd6) 16... Bxe4 17. Nxe4 bxa2 18. Rxa2 a5 19. Qb3 Rc8 (19... Be7 $11) 20. Nd6 $16 Rc6 21. Nb5 Qa8 22. e4 Rfc8 (22... Be7 $16) 23. e5 (23. Ba3 $1 $18) 23... Be7 24. Ra4 Rc2 (24... Rd8 $16) 25. e6 $18 Nf6 26. exf7+ Kf8 {[#] With the idea ...Qd5.} 27. Ba3 $1 {[%cal Ra3e7]} Qe4 28. Nd6 Qd5 29. Qxd5 Nxd5 30. Nxc8 Rxc8 31. Re1 Kxf7 {[#]} 32. Re5 $2 (32. Bxe7 $1 $18 {is the precise move to win.} Nxe7 33. Kg2) 32... Rd8 $2 (32... Nc3 $16 { was called for.} 33. Rxe7+ Kf6) 33. Bxe7 Nxe7 34. d5 Nc8 {Precision: White = 71%, Black = 20%.} (34... Rxd5 {might work better.} 35. Rf4+ Ke8) 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.08"] [Round "2"] [White "Li, Chao b"] [Black "Dubov, Daniil"] [Result "1/2-1/2"] [ECO "E01"] [WhiteElo "2656"] [BlackElo "2678"] [Annotator "TA"] [PlyCount "52"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 20,52,3,0,22,0,15,27,16,0,6,0,0,0,88,76,97,43,98,83,83,49,104,24,31,22, 25,4,43,35,37,5,5,6,6]} 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. g3 d5 { [%cal Bd7d5,Bd5d4][%mdl 32]} 6. Bg2 e5 7. Nb3 d4 8. O-O Nc6 {E01: Catalan: Early deviations} 9. Bg5 Be7 10. e3 Bg4 11. Qd2 {LiveBook: 3 Games} O-O 12. exd4 (12. Bxc6 $5 bxc6 13. exd4 $11) 12... exd4 13. Bxc6 bxc6 14. Qxd4 { Hoping for Bxf6.} Qc8 15. Re1 Rd8 16. Qe3 {[#]} h6 $146 (16... Be6 $11 { keeps the balance.}) 17. Qxe7 $16 hxg5 18. N1d2 Bh5 ({Black should play} 18... a5 $14 19. Ne4 Nxe4 20. Qxe4 (20. Rxe4 a4 $16) 20... Qe6) 19. Qc5 Qh3 20. Qxg5 Rd3 ({Better is} 20... Ng4 $14 21. Nf1 Rd3) 21. Qh4 (21. f3 $16) 21... Qxh4 $11 22. gxh4 Rad8 23. Nf1 Rh3 24. Ng3 Rxh4 25. Nxh5 Nxh5 26. Rad1 Rxd1 {Precision: White = 60%, Black = 50%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "3"] [White "Duda, Jan-Krzysztof"] [Black "Wei, Yi"] [Result "1/2-1/2"] [ECO "D41"] [WhiteElo "2715"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "62"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 26,62,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,-74,-60,-70,-45,-67,-65,-52,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Be2 b6 12. O-O Bb7 13. Qe3 Nc6 14. Rac1 {LiveBook: 5 Games. D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} (14. Rfd1 Qd6 15. e5 Qd5 16. Ne1 Ne7 17. h4 h6 18. Bd3 Rac8 19. Qe2 Nc6 20. Qe4 Qxe4 21. Bxe4 Rfd8 22. f4 {0-1 (54) Nakamura,H (2781)-Dominguez Perez,L (2739) chess.com INT 2018}) 14... Rc8 15. h4 $146 ({ Predecessor:} 15. Rfd1 Qd6 16. d5 exd5 17. Rxd5 Qe7 18. Rcd1 Na5 19. Re5 Qc7 { 1/2-1/2 (19) Golombek,H-Reshevsky,S Amsterdam 1950}) 15... Qd6 16. h5 h6 17. Rfd1 Rfd8 18. d5 exd5 19. Rxd5 Qe7 20. Rcd1 Rxd5 21. Rxd5 (21. exd5 $11 { keeps the balance.} Qxe3 22. fxe3) 21... Nd8 {[%cal Bc6d8,Bd8e6,Be6f4][%mdl 32] } 22. Re5 Ne6 23. Bd1 $1 Rc5 {[#] Threatens to win with ...Qd6.} 24. Bb3 Rxe5 ( 24... Qc7 $15 25. Rxc5 Qxc5) 25. Nxe5 $11 {The position is equal.} Qf6 26. Qc3 Kh7 27. f3 Nf4 28. Qc7 Qh4 {[#] ( -> ...Qe1+)} 29. Bxf7 {Intending Bg6+ and mate.} Qe1+ 30. Kh2 Qh4+ 31. Kg1 {White wants to mate with Bg6+.} Qe1+ { Precision: White = 97%, Black = 75%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "3"] [White "Bacrot, Etienne"] [Black "Li, Chao b"] [Result "1-0"] [ECO "C42"] [WhiteElo "2683"] [BlackElo "2656"] [Annotator "TA"] [PlyCount "63"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,63,31,20,25,0,-16,-24,40,14,33,51,47,56,129,98,111,91,128,118,269, 263,531,540,527,538,537,531,520,514,506,506,616,602,545,510,990,1008,1873,533, 29986,5743,29993,29994,29994,29995,29995,29996]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. O-O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Qd7 (9... a6 10. b3 h6 11. Be2 Qd7 12. Kb1 Bf6 13. Nd4 Nxd4 14. Bxd4 Bxd4 15. Qxd4 O-O 16. c4 Rfe8 17. Bf3 Rab8 {1-0 (41) Anand,V (2776)-Mamedyarov,S (2809) Moscow 2018}) 10. a3 { LiveBook: 6 Games} a6 11. Nd4 {White has an edge.} Nxd4 12. Bxd4 Rg8 ({Black should play} 12... O-O $1 $11) 13. Bd3 {[%cal Bf1d3,Bd3h7,Bh7e4,Be4b7,Bb7a6, Ba6e2][%mdl 32]} h6 $146 ({Predecessor:} 13... g6 14. Rhe1 O-O-O 15. Qe2 Bg5+ 16. Be3 Bxe3+ 17. Qxe3 {1/2-1/2 (45) Jandric,D-Mladenovic,M (1889) Belgrade 2009}) 14. Bh7 Rh8 15. Be4 $36 {[%mdl 2048] White fights for an advantage.} Kf8 (15... Rg8 $14) 16. Bxb7 Rb8 {Strongly threatening ...Qb5.} 17. Bxa6 Qa4 {[#]} 18. Be2 $1 d5 $2 (18... c5 $16) 19. Qe3 $18 Rxb2 $2 (19... Kg8 {might work better.} 20. Qg3 Bf8) 20. Kxb2 Bxa3+ 21. Kb1 {[%cal Bb2b1,Bb1c1,Bc1d2][%mdl 32] } Ke7 {[#] Threatens to win with ...Rb8+.} 22. Bc5+ {[%cal Bd4c5,Bc5a3,Ba3b4] [%mdl 32]} Kd7 23. Rxd5+ Bxd5 24. Qe7+ $1 Kc6 25. Bxa3 Rb8+ 26. Kc1 {Hoping for Qc5+.} Qa5 (26... Qf4+ $142 27. Qe3 Qxe3+ 28. fxe3 f6) 27. Bb4 Qa7 28. Qe3 Qa1+ 29. Kd2 Qxh1 30. Qc5+ {White mates.} Kb7 31. Qxd5+ c6 32. Qd7+ {Precision: White = 60%, Black = 31%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "3"] [White "Dubov, Daniil"] [Black "Bu, Xiangzhi"] [Result "1-0"] [ECO "A29"] [WhiteElo "2678"] [BlackElo "2739"] [Annotator "TA"] [PlyCount "87"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,87,22,27,11,42,42,36,25,43,5,9,16,14,8,75,60,70,60,56,59,63,31,25,30, 30,49,111,102,109,101,110,110,116,113,213,183,221,124,119,124,230,235,261,239, 282,273,419,429,516,509,756,744,971,995,1101,961,1804,1735,1928,1791,1962,1792, 2494,2244,29986,29987,29987,29988,29988,29989,29989,29990,29993,29994]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O Re8 7. Nd5 Bf8 8. d3 h6 { LiveBook: 30 Games} 9. b3 {A29: English Opening: Four Knights Variation with 4 g3} (9. e4 d6 10. h3 Nxd5 11. cxd5 Ne7 12. d4 exd4 13. Nxd4 c6 14. dxc6 Nxc6 15. Nb5 Be6 16. Nc3 Rc8 {1-0 (38) Damljanovic,B (2555)-Drenchev,P (2517) Tivat 2011}) 9... d6 10. Bb2 Bg4 11. h3 {White is slightly better.} Bh5 12. Qd2 $146 ({Predecessor:} 12. g4 Bg6 13. e4 Nd7 14. Qd2 a5 15. Nh2 Nc5 16. f4 exf4 17. Nxf4 {0-1 (67) Kolk,M-Tarakanov,O (2173) Saaremaa 2008}) 12... Nxd5 13. cxd5 Ne7 14. Nh4 Ng6 (14... c6 $11 {remains equal.}) 15. Nf5 Ne7 16. Ne3 $36 { [%mdl 2048] White is more active.} f6 17. d4 Qd7 18. dxe5 dxe5 19. Rfd1 Red8 20. Rac1 Rac8 ({Better is} 20... c6 $14) 21. Ba3 $16 Bf7 22. Qa5 a6 23. h4 b6 24. Qc3 g6 (24... Nf5 $16 {was called for.} 25. Bxf8 Nd4) 25. Kh2 {Threatens to win with Bh3.} Bg7 {[#]} 26. Qb4 (26. h5 $1 $18 {[%mdl 512]}) 26... Nf5 27. Nxf5 Qxf5 {[#]} (27... gxf5 $16 {was necessary.} 28. d6 a5 29. dxc7 axb4 30. cxd8=R+ (30. cxd8=Q+ Qxd8 31. Rxd8+ Rxd8 $16) 30... Qxd8 31. Rxd8+ Rxd8 32. Bxb4 Bf8) 28. Qe1 $1 $18 g5 29. e4 Qg6 30. f3 h5 (30... g4 {might work better.} 31. fxg4 Be8) 31. hxg5 Qxg5 32. Bh3 Bg6 33. Rc6 h4 34. gxh4 Qh5 35. Bg4 Qh6 36. Bc1 Qh7 37. Bxc8 Rxc8 38. d6 Bf8 39. Qg3 Kh8 40. Rxc7 {White mates.} Rxc7 41. dxc7 Qxc7 42. Qxg6 Qc2+ 43. Rd2 Qxc1 44. Qh5+ {Precision: White = 85%, Black = 35%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "3"] [White "Vidit, Santosh Gujrathi"] [Black "Ding, Liren"] [Result "1/2-1/2"] [ECO "D45"] [WhiteElo "2654"] [BlackElo "2751"] [Annotator "TA"] [PlyCount "102"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 25,102,0,0,0,0,0,7,0,0,0,28,39,15,12,11,13,28,8,27,0,19,-19,-25,-59,-50, -62,-43,-47,-18,-17,-8,-7,-14,-17,-10,-34,-8,-6,6,3,15,8,12,0,0,0,0,0,0,0,0,0, 8,-9,15,-8,0,0,15,15,39,39,39,39,39,39,39,39,39,39,56,39,56,56,72,39,121,39,39] } 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Bb7 12. Bd3 Nf6 {D45: Semi-Slav: 5 e3} (12... g6 13. Re1 Rb8 14. Bg5 c5 15. Qh4 Qc7 16. Be4 Bxe4 17. Rxe4 cxd4 18. Rxd4 Bc5 19. Rd3 f6 20. Bh6 {1/2-1/2 (47) Vidit,S (2693)-Ding,L (2777) Tbilisi 2017}) 13. Qh4 c5 {[#] LiveBook: 5 Games} 14. Rd1 $146 ({Find the theoretical novelty and annotate with similar games:} 14. dxc5 Bxf3 15. cxd6 Qxd6 16. Bc2 Bh5 17. Bg5 Bg6 18. Bxf6 gxf6 19. Rad1 Qe5 20. Bxg6 hxg6 {1-0 (63) Gunina,V (2502)-Rogule,L (2289) Minsk 2015}) 14... Rc8 {The position is equal.} 15. Be3 {[%cal Bc1e3,Be3d4,Bd4e5][%mdl 32]} cxd4 16. Bxd4 h6 17. Be2 {[#] Strongly threatening Bxf6.} Ne8 {[%cal Bf6e8,Be8c7,Bc7e6,Be6f4,Bf4d3][%mdl 32]} (17... Bc7 {NOTEXT} 18. Bc3 Qe7 19. Ne5 Rfe8 20. Ng4 Nxg4 21. Qxg4 g6) 18. Qxd8 Rxd8 19. Be5 f6 {And now ...Bxf3 would win.} 20. Bc3 Nc7 21. Nd4 a5 22. Bg4 Kf7 23. Re1 {[%cal Rg4e6]} e5 24. Nf5 Bc5 25. Rad1 Ne6 26. Ne3 Nf4 27. g3 Nd3 28. Re2 Bxe3 29. Rxe3 Nc5 30. f4 Rxd1+ 31. Bxd1 Rd8 $132 {[%mdl 2048] Black is not keeping still} 32. Bc2 exf4 (32... g6 {NOTEXT} 33. fxe5 f5 34. Re1 Be4 35. Rd1 Rc8) 33. gxf4 g5 34. fxg5 hxg5 35. Re2 Rd6 36. Kf2 Nd3+ 37. Bxd3 Rxd3 $11 { [%mdl 4096] Endgame KRB-KRB} 38. Rd2 Rf3+ 39. Kg1 {[#] Black must now prevent Rd7+.} Ke7 (39... Ba6 {NOTEXT} 40. c5 bxc5 41. Bxa5 Rf1+ 42. Kg2 Rf4) 40. Rf2 ( 40. Bd4 {NOTEXT} Ba6 41. Bxb6 Bxc4 42. b3 Be6 43. Bxa5 Bh3 44. Rf2) 40... Rxf2 41. Kxf2 {KB-KB} Be4 42. Bd4 Bb1 43. a4 Bc2 44. Bxb6 Bxa4 45. Bxa5 Bb3 $1 46. c5 Ba4 47. Ke3 Ke6 48. Bd8 Bb5 49. Kd4 g4 $1 50. Kc3 Kd5 (50... f5 $14) 51. Bxf6 (51. Kb4 $16 Bd3 52. Bxf6) 51... Kxc5 {Precision: White = 54%, Black = 48%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "3"] [White "Shankland, Samuel"] [Black "Yu, Yangyi"] [Result "0-1"] [ECO "E46"] [WhiteElo "2643"] [BlackElo "2744"] [Annotator "TA"] [PlyCount "90"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,90,0,-20,17,10,25,-17,54,40,47,35,49,24,26,12,27,-12,-14,-27,0,0,0, -37,-39,-28,0,0,6,0,0,0,0,-17,-9,-24,-23,-24,-19,-24,-18,-26,-34,-33,0,-490, -487,-629,-628,-614,-599,-919,-919,-912,-911,-899,-889,-909,-819,-892,-881, -1185,-1129,-1333,-1258,-5414,-5389,-29990,-1308,-3167,-2789,-2304,-2336,-2116, -1626,-5269,-2986]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 Re8 6. a3 Bf8 7. Ng3 d5 8. Be2 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} b6 9. cxd5 {LiveBook: 22 Games} Nxd5 $146 ({Find the theoretical novelty and annotate with similar games:} 9... exd5 10. b4 Bb7 11. O-O Nbd7 12. Qb3 c6 13. Bf3 a6 14. Rd1 b5 15. e4 Nb6 {0-1 (51) Gupta,A (2627)-Wei,Y (2725) Liaocheng 2017}) 10. O-O {The position is equal.} Bb7 11. Nxd5 Bxd5 ({Avoid the trap} 11... Qxd5 $2 12. Bf3 $18) (11... exd5 $11 12. Bd2 g6) 12. e4 $14 Bb7 13. Be3 Nd7 14. b4 c6 15. Qb3 a5 16. bxa5 Rxa5 17. a4 Qa8 18. Bd2 Ra7 19. f3 c5 20. Bb5 Rd8 21. Bg5 cxd4 {Hoping for ...Nc5.} 22. Bxd8 {Bc7 is the strong threat.} Nc5 23. Qc4 Qxd8 24. Rad1 d3 25. Ne2 Ba6 26. Bxa6 Rxa6 27. Nc3 $1 Ra7 $36 {[%mdl 2048] White is under pressure.} 28. f4 Rd7 29. Nb5 d2 30. Rf2 $2 { [%mdl 8192] [#]} (30. e5 $11 {and White stays safe.}) 30... Nd3 $1 $19 { [%cal Rd3f2]} 31. Rfxd2 Bc5+ 32. Kf1 Qh4 33. g3 Qh3+ 34. Rg2 Nb2 $1 35. Rxd7 Nxc4 36. Rd8+ Bf8 37. Kg1 {[#]} g5 $1 38. Nc7 (38. fxg5 Qg4) 38... Kg7 39. Ne8+ Kg6 40. Nc7 Bc5+ 41. Kh1 h6 (41... Ne3 $142 42. f5+ exf5 43. Rdd2 Nxg2 44. exf5+ Qxf5 45. Kxg2 Qe4+ 46. Kf1 Qf3+ 47. Ke1 Bb4 48. h4 Qg2 49. Nb5 Bxd2+ 50. Kd1 Be3 51. h5+ Kf6 52. Ke1 Qf2+ 53. Kd1 Qd2#) 42. f5+ {Black is clearly winning.} exf5 43. Nd5 Kg7 44. a5 bxa5 45. Rc8 Ne3 {Precision: White = 38%, Black = 74%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "4"] [White "Ding, Liren"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "A29"] [WhiteElo "2751"] [BlackElo "2678"] [Annotator "TA"] [PlyCount "113"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,113,10,5,22,-6,28,14,29,15,27,-15,-31,-22,-15,-24,-22,-13,0,-22,-2, -23,0,0,6,20,70,80,79,68,68,67,75,77,53,60,79,81,99,80,150,92,147,83,85,80,85, 62,58,65,68,43,48,36,46,20,199,164,347,363,362,363,363,337,347,322,322,322,533, 533,29966,29966,29964,29964,4134,214,525,525,525,525,525,525,525,525,29976,86, 518,0,29975,0,518,518,518,518,432,425,29982,29983,29988,29983]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nxc3 6. bxc3 Nc6 7. Nf3 Bc5 8. O-O O-O 9. d3 {LiveBook: 8 Games} Rb8 {A29: English Opening: Four Knights Variation with 4 g3 } 10. a4 Be6 $146 ({Find the theoretical novelty and annotate with similar games:} 10... h6 11. a5 Re8 12. Qa4 Bd7 13. Qc4 Bf8 14. Nd2 a6 15. Re1 Be6 16. Qa4 Bd7 17. Qc2 {1/2-1/2 (71) Siikaluoma,A (2533)-Nekhaev,A (2556) ICCF email 2012}) 11. Ng5 Bg4 {The position is equal.} 12. Ne4 Be7 13. Ba3 Bxa3 14. Rxa3 b6 15. Re1 Qe7 16. Ra1 Rbd8 17. Qb3 Bc8 18. Qa3 Qd7 19. Nd2 Bb7 20. Nc4 a5 21. Nxe5 Nxe5 22. Bxb7 c6 23. d4 Qxb7 24. dxe5 Rd5 25. f4 Rfd8 26. Qb3 b5 27. c4 Rd4 (27... Qa7+ $142 28. Kh1 bxc4 29. Qxc4 Qa8) 28. cxb5 (28. axb5 $142 { Black must now prevent b6.} Qb6 29. Kg2) 28... cxb5 (28... Qb6 $142 29. Kg2 Rb4 ) 29. axb5 (29. Qxb5 $142 Qa7 30. Kg2) 29... Rb4 $16 30. Qe3 {Hoping for Red1.} Rxb5 31. e6 {aiming for Red1.} (31. Kf2 {NOTEXT} Qd7 32. Kg2 g6 33. Rec1 Qd5+ 34. Qf3) 31... Re8 32. exf7+ $1 Qxf7 33. Qf2 Qb7 34. Ra4 h5 35. e4 Rb4 $2 ( 35... h4 $11 {and Black stays safe.}) 36. Rxa5 Rbxe4 $2 (36... Rexe4 {might work better.} 37. Qa2+ Kh7 38. Rxh5+ Kg6 39. Rg5+ Kh6) 37. Qa2+ $18 Kh7 38. Rxh5+ Kg6 39. Rg5+ Kh6 40. Rxe4 Qxe4 {[%mdl 4096] Endgame KQR-KQR} 41. Qd5 Qe1+ $2 (41... Qc2 42. Re5 Rxe5 43. Qxe5 (43. fxe5 Qb1+ 44. Kg2 Qb2+ 45. Kh3 Qe2 $18 ) 43... Kh7 44. Qh5+ Kg8 45. Qe8+ Kh7) 42. Kg2 {[#] Intending Rh5+ and mate.} Re2+ 43. Kh3 g6 44. Qd3 {[%csl Gg5][%cal Rd3g6]} Re6 45. Kh4 $2 (45. Qd4 { [%cal Rd4h8]} Re8 46. Qf6 Qe6+ 47. Qxe6 Rxe6 48. Kg4) 45... Qf2 $2 {[#]} (45... Rf6 46. Kg4 Qe6+ 47. Kf3 Rf5) 46. h3 $1 {And now Qd8 would win.} Rf6 {( -> ... Rxf4+)} 47. Qe4 Qb2 48. Re5 Qb6 49. Qe3 Qd8 {[%cal Rf6f4]} 50. Kg4 $2 (50. Re7 {NOTEXT} Qg8 51. g4 Rxf4 52. Kg3 g5 53. Qb6+ Qg6 54. Re6 Qxe6 55. Qxe6+ Kg7 56. Qe7+ Rf7 57. Qxg5+ Kh8 58. h4) 50... Qc8+ $2 {[%mdl 8192]} (50... Qd1+ $16 { is more resistant.} 51. Kh4 Qd6) 51. Kh4 (51. f5+ $18 Kg7 52. Qc5 gxf5+ 53. Rxf5) 51... Qd8 $1 {[%cal Rf6f4]} 52. Kg4 (52. Re7 $142 Qg8 53. g4 Rxf4 54. Kg3 g5 55. Qb6+ Qg6 56. Re6 Qxe6 57. Qxe6+ Kg7 58. Qe7+ Rf7 59. Qxg5+ Kh7 60. h4) 52... Qc8+ $1 53. f5+ $1 Kg7 {[%cal Rf6f5]} 54. Qc5 gxf5+ 55. Rxf5 Qd7 (55... Rc6 $18 56. Qe5+ Kh7 57. Qe7+ Kh8) 56. Qe5 Qd1+ 57. Kh4 {Precision: White = 53%, Black = 28%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "4"] [White "Yu, Yangyi"] [Black "Vidit, Santosh Gujrathi"] [Result "1/2-1/2"] [ECO "C47"] [WhiteElo "2744"] [BlackElo "2654"] [Annotator "TA"] [PlyCount "117"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,117,0,14,0,0,0,0,2,16,18,17,-5,0,-12,0,-19,-12,-27,-25,-33,-22,-27, -24,-35,-30,-31,-25,0,0,-7,0,-31,-1,-70,-25,-24,-17,-45,-36,-52,-20,-67,-67, -66,-66,-66,-66,-64,-66,-63,-60,-64,-64,-64,-52,-71,-71,-71,-71,-83,-83,-88, -83,-93,-89,-178,-96,-93,-79,-79,-73,-73,-73,-73,-39,-73,-73,-73,-57,-55,-1,-1, 0,-16,0,-39,-66,-91,-91,-91,-42,-91,-91,-91,-92,-142,-133,-212,-197,-179,0, -114,0,-156,0,-122,0,-120,0,-115]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 Bb4 ( 4... d5 5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. O-O O-O 9. d4 exd4 10. cxd4 Bf5 11. c4 Qf6 12. Be3 {1-0 (23) Short,N (2678)-Cheparinov,I (2710) Riadh 2017}) 5. Bd3 Bxc3 6. dxc3 {C47: Scotch Four Knights and Four Knights with 4 g3} d6 7. O-O h6 $146 ({Predecessor:} 7... Qe7 8. Re1 a6 9. b3 O-O 10. Qd2 h6 11. Ba3 Qd7 {0-1 (67) Ah Soune,A (1090)-Sandjivy,V (1100) St Denis 2012}) 8. Re1 g5 9. Nh2 Ne7 10. Bb5+ Kf8 11. a4 a5 12. Bf1 Ng6 13. c4 b6 14. Ra3 Nf4 15. g3 Ne6 ({ And not} 15... Nxh3+ 16. Bxh3 Bxh3 17. g4 $16) 16. Bg2 Bb7 17. Rae3 Kg7 18. b3 Rg8 19. Bf3 Qe7 20. Bb2 Kh7 21. Bg4 ({White should play} 21. Ng4 $11) 21... Ng7 22. Bf3 Raf8 23. Ng4 Nd7 {[%cal Bf6d7,Bd7c5,Bc5e4][%mdl 32]} 24. Rc3 Nc5 25. Ne3 Nxe4 26. Qd3 f5 {[#]} 27. Nxf5 $1 {[%mdl 512]} Rxf5 28. Bxe4 Bxe4 29. Qxe4 Kh8 30. Rf3 Rxf3 31. Qxf3 Rf8 32. Qe3 Qf6 33. Kg2 Ne6 34. Re2 h5 35. Kg1 Qf5 36. Kh2 Kh7 37. Rd2 (37. Kg2 $17) 37... Nc5 (37... h4 $1 $19 {...g4 is the strong threat.} 38. g4 Qf3) 38. Re2 $17 g4 39. h4 Qg6 40. Qd2 Rf3 41. Kg1 Qf5 42. Qd5 {[%cal Rb2e5] next Bxe5! is good for White.} Qf7 43. Qc6 Rf6 44. Bc1 Ne6 ({Better is} 44... Qd7 $1 $15 45. Qxd7+ Nxd7) 45. Be3 $11 Qg6 46. Rd2 Qf5 47. Qd7+ Rf7 48. Qe8 Ng7 $1 $36 {[%cal Rg7e8][%mdl 2048] White is under strong pressure.} 49. Qd8 Qf3 (49... Qf6 {is interesting.} 50. Qxf6 Rxf6 51. Rd3 Ne6 52. Kf1 Kg6) 50. Qg5 Qf6 51. Qxf6 Rxf6 $17 {[%mdl 4096] Endgame KRB-KRN} 52. c3 Rf3 53. Rc2 {[#]} (53. Kg2 $17 {is a better defense.}) 53... Nf5 $1 $19 { [%cal Rf5e3]} 54. Bg5 {[#]} Ng7 (54... e4 $1 $19 55. Kh2 e3 56. Bxe3 Nxe3 57. fxe3 Rxe3) 55. Be3 $1 $17 Nf5 56. Bg5 Ng7 57. Be3 $1 Nf5 58. Bg5 Ng7 59. Be3 $1 {Precision: White = 47%, Black = 53%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "4"] [White "Bu, Xiangzhi"] [Black "Bacrot, Etienne"] [Result "1-0"] [ECO "D37"] [WhiteElo "2739"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "107"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,107,0,0,0,0,0,2,8,9,0,0,-17,0,0,11,-17,40,-8,0,-69,-62,-45,-48,-35, -46,-98,-35,-34,-46,-43,-19,-11,-21,-81,-76,-132,-142,-192,-187,-239,-25,-391, -7,-9,-12,-14,-19,-20,-17,-17,156,156,164,156,233,233,227,219,229,232,231,240, 218,224,560,650,590,580,564,539,426,0,0,0,5,0,8,8,65,0,0,0,29984,29985,29985, 29984,29984,29985,29985,29986]} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. cxd5 Nxd5 8. Nxd5 {D37: Queen's Gambit Declined: 5 Bf4} exd5 9. Bd3 (9. a3 c6 10. Bd3 Nf6 11. Qc2 a5 12. h3 Re8 13. O-O g6 14. Ne5 Nh5 15. Bh2 Ng7 {1/2-1/2 (66) Kuzubov,Y (2689)-Martirosyan,H (2586) Batumi 2018}) 9... Bb4+ 10. Ke2 Nf6 {LiveBook: 4 Games} 11. h3 Re8 12. Qc2 Bd6 13. Bxd6 Qxd6 14. Rac1 $146 ({Predecessor:} 14. Rhc1 c6 15. Qc5 Qd8 {1/2-1/2 (66) Issing,P (2199) -Gentemann,M (2232) Germany 2016}) 14... c6 15. Ne5 g6 16. Rhe1 Nd7 17. f4 f6 ( 17... Qf6 $11) 18. Ng4 (18. Bxg6 $5 Re7 19. Nf7 $14) 18... Nf8 19. f5 ({ White should try} 19. Kf2 $11) 19... h5 $15 20. Nf2 gxf5 21. Bxf5 Qf4 $36 { [%mdl 2048] Black has some pressure.} 22. Bh7+ (22. Bxc8 $15 Rxe3+ 23. Kf1 Rxc8 24. Rxe3 Qxe3 25. Re1 Qxd4 26. Qf5) 22... Kg7 (22... Kf7 $1 $17 23. Kf1 Rxe3) 23. Kf1 $1 Qg5 24. Bd3 Bd7 (24... Rxe3 25. Rxe3 Qxe3 26. Re1 $14) 25. Qb3 b6 26. Bb1 (26. Qb4 $11) 26... Re7 $17 27. Rc3 (27. e4 $142) 27... Rae8 28. e4 { Black must now prevent Rg3.} h4 $1 29. g3 (29. g4 $142) 29... dxe4 $2 ({ Better is} 29... f5 $19 {[%cal Rf5e4]} 30. e5 Ne6) 30. Nxe4 $2 {[%mdl 8192]} ( 30. Rxe4 $11 {and White stays safe.} Rxe4 31. Bxe4) 30... Qb5+ $2 ({Black should play} 30... Bxh3+ $19 31. Kg1 f5) 31. Qxb5 $11 cxb5 32. g4 $1 ({Avoid the trap} 32. gxh4 $2 f5 $19) 32... f5 33. gxf5 Bxf5 34. Rce3 {Strongly threatening Nd6.} Ng6 $2 (34... Bg6 $11) 35. Nd6 $1 $16 {[%csl LRb5,LRe8,LRf5]} Bxh3+ 36. Kg1 Rg8 (36... Rd8 $16) 37. Bxg6 ({Weaker is} 37. Nxb5 Rxe3 38. Rxe3 Bd7 $11) 37... Rxe3 38. Rxe3 Kh6 39. Kh2 $1 {[%cal Rh2h3]} Rxg6 $18 {[%mdl 4096] Endgame KRB-KRN} 40. Nf7+ Kg7 41. Ne5 ({Inferior is} 41. Kxh3 Kxf7 42. Rc3 Ke6 $17) 41... Rg2+ $2 (41... Rd6 {is tougher.}) 42. Kxh3 Rxb2 {KRN-KR} 43. d5 Rd2 {[#]} 44. Nd3 $1 {Threatens to win with d6.} Rxa2 45. Re4 $2 (45. Kxh4 $18 {aiming for Kg5.} Ra4+ 46. Kg5) 45... Ra4 $1 $11 {[%cal Ra4e4]} 46. Nb4 a5 47. Re7+ Kf6 (47... Kf8 $5 48. Nc6 $8 Ra3+ 49. Kxh4 Rd3 $11) 48. Nc6 {d6 is the strong threat.} b4 (48... Ra3+ $11 49. Kxh4 Rd3) 49. Re6+ (49. Rb7 $1 $14 Ra3+ 50. Kxh4) 49... Kf5 50. Nd4+ Kg5 $2 {[%mdl 8192] [#]} (50... Kf4 $11) 51. d6 $1 {White mates.} Ra3+ 52. Kg2 h3+ 53. Kh2 Ra2+ 54. Kxh3 {Precision: White = 47%, Black = 42%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "4"] [White "Wei, Yi"] [Black "Shankland, Samuel"] [Result "1-0"] [ECO "B35"] [WhiteElo "2671"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "147"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,147,0,0,-16,-11,-6,-15,-25,-17,-14,-8,0,-4,-23,-12,-12,-18,-14,-5,-5, -10,-19,-14,-48,-40,-61,-66,-76,-56,-77,-75,-68,-68,-66,-58,-71,-63,-57,-36, -43,-33,-53,-38,-68,-61,-61,-66,-73,-58,-74,-48,-52,-53,-74,-75,-80,-58,-58, -58,-75,-35,-75,-56,-58,-49,-55,-60,-60,-42,-62,-42,-58,-48,-62,-34,-45,-34, -43,0,0,0,0,0,0,0,0,0,0,222,220,213,0,0,0,213,213,500,500,500,500,486,486,480, 336,329,328,312,0,0,0,287,279,253,253,393,26,35,0,383,379,1232,1202,6203,2910, 29971,29968,12466,11263,29977,29977]} 1. Nf3 c5 2. e4 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 a6 9. O-O {B35: Sicilian: Accelerated Dragon with 5 Nc3: main line} (9. f3 Qc7 10. Qd2 b5 11. O-O-O Bb7 12. h4 h5 13. Kb1 Na5 14. Bh6 b4 15. Nd5 Nxb3 16. axb3 Bxd5 17. exd5 Qd6 18. g4 Qxd5 19. Bxg7 Kxg7 20. Nf5+ gxf5 21. Qg5+ {1-0 (21) Lagarde,M (2586)-Edouard,R (2613) chess. com INT 2018}) 9... d6 10. h3 Na5 {LiveBook: 37 Games} 11. Qd3 {The position is equal.} b5 12. Nd5 Bb7 13. c3 Rc8 $146 ({Predecessor:} 13... Nxb3 14. Nxf6+ Bxf6 15. Nxb3 d5 16. Nc5 Bc6 17. exd5 Bxd5 18. Rfd1 {1-0 (46) Plump,D-Sasata,R California 1993}) 14. Nxf6+ Bxf6 15. Bh6 Re8 16. Bd5 (16. Nc2 {with more complications.} Qb6 17. Rfb1 Nc4 18. a4 Qc6 19. f3) 16... Qd7 17. Rad1 Bxd5 18. exd5 Qb7 19. Nc2 Nc4 20. Bc1 a5 21. Qg3 Rc5 22. Ne3 Nxe3 23. Bxe3 Rc4 24. Bg5 Bxg5 25. Qxg5 b4 26. cxb4 Qxb4 27. Qd2 Qxd2 28. Rxd2 $17 {[%mdl 4096] Endgame KRR-KRR} a4 29. Re1 Kf8 30. Re3 Rb8 31. b3 Rcb4 {[%cal Ra4b3]} 32. Rdd3 R8b5 33. g3 h5 34. h4 Rc5 35. Rd2 axb3 36. axb3 Rb7 37. Kg2 Rcb5 38. Rdd3 Ke8 39. Rf3 Rc5 40. Rd2 Rbb5 41. Rfd3 Kd7 42. Rf3 f6 {[%cal Bf7f6,Bf6f5][%mdl 32]} 43. Rfd3 Ke8 44. Kh2 Kf7 45. Kg2 f5 46. f4 Kf6 47. Kf2 Rb4 48. Re2 Re4 49. Kf3 Rxe2 50. Kxe2 $11 {KR-KR} Rc2+ 51. Ke3 e5 {...e4 is the strong threat.} 52. dxe6 Kxe6 53. Kd4 d5 $2 (53... Kd7 $11) 54. Rc3 $1 $18 {[%cal Rc3c2]} Rd2+ 55. Ke3 $2 ({White has to play} 55. Kc5 $1 $18) 55... Rg2 56. Kd4 Rd2+ $2 (56... Kd6 $11 {and Black stays safe.}) 57. Kc5 $1 d4 $2 {[#]} (57... Rd1 {was worth a try.} 58. b4 d4) 58. Rf3 $1 Rd1 {[#]} 59. Kc4 $1 Kd6 60. Rd3 Re1 61. Rxd4+ Kc6 62. Rd3 Re4+ 63. Rd4 $2 ({White must play} 63. Kc3 $18) 63... Re3 64. Rd3 $2 { [%mdl 8192]} (64. b4 $11) 64... Re4+ $1 65. Kc3 Kc5 66. Kd2 Kb4 (66... Rb4 $142 67. Kc2 Re4) 67. Re3 $2 (67. Rd6 $18) 67... Rd4+ $1 $11 68. Rd3 $2 {[%mdl 8192] } (68. Kc2 $14 Rd6 69. Re8) 68... Re4 $1 $18 69. Rd6 g5 $2 (69... Kc5 70. Rxg6 Rb4) 70. hxg5 h4 71. gxh4 {[%cal Bg3h4,Bh4h5,Bh5h6][%mdl 32]} Rxf4 72. h5 Rh4 73. h6 Rh5 74. Rd8 {Precision: White = 52%, Black = 60%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "4"] [White "Li, Chao b"] [Black "Duda, Jan-Krzysztof"] [Result "1-0"] [ECO "D10"] [WhiteElo "2656"] [BlackElo "2715"] [Annotator "TA"] [PlyCount "149"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,149,19,17,8,20,11,13,13,13,15,15,22,22,0,0,0,0,0,22,24,30,-13,-6,-6, -6,-6,-6,-10,-3,-1,13,0,0,0,0,0,0,-9,0,0,0,0,0,0,1,0,0,0,4,-8,0,-7,0,-17,-18, -15,0,0,0,0,0,0,10,10,10,0,10,-9,106,10,10,10,10,10,26,34,139,138,138,133,163, 142,145,147,201,194,342,298,282,298,304,304,339,312,1191,1163,1159,1160,1200, 939,889,854,1248,1242,1253,998,1375,1209,1139,815,1277,1408,2011,1645,1456, 1763,1883,1216,5073,5073,2890,2779,29978,29979,29979,29980,29980,29975,29973, 29974]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 a6 7. Be2 e6 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} 8. Rc1 Be7 9. h3 O-O 10. Nf3 b5 11. O-O Bb7 {LiveBook: 4 Games} 12. Bd3 Rc8 13. Qe2 {[#]} Qa5 $146 ( {Predecessor:} 13... Qb6 14. Bg5 h6 15. Bh4 Nd7 16. Nxd5 exd5 17. Rxc6 Bxc6 18. Bxe7 {1/2-1/2 (51) Bauer,C (2633)-Apicella,M (2512) Nancy 2013}) 14. a3 b4 15. axb4 Nxb4 16. Bb1 Qd8 17. Ne5 a5 18. Rfd1 Ba6 19. Qf3 Bc4 20. Nxc4 Rxc4 21. b3 Rc6 22. e4 dxe4 23. Nxe4 Rxc1 24. Bxc1 Nxe4 25. Bxe4 Bf6 26. Qh5 {[%csl Ge4] [%cal Rh5h7]} g6 27. Qc5 Be7 28. Qa7 Re8 29. Be3 Bg5 30. Bxg5 Qxg5 31. Qc7 Qd8 32. Qc5 Re7 33. Ra1 Rc7 34. Qe5 Nd5 35. Bd3 Rd7 36. Bc4 Nb6 37. Bf1 Rd5 38. Qe1 Kg7 39. Rxa5 Rxa5 40. Qxa5 Qxd4 41. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Nd5 42. b5 h5 43. Qa2 Kf6 44. Qc4 Ke5 (44... Qxc4 $11 45. Bxc4 Ke5) 45. Qe2+ (45. Qc8 $1 $16) 45... Kf6 $11 46. Qf3+ Ke7 47. g3 h4 48. Qa3+ Kf6 {[#]} ({Black should play} 48... Ke8 $1 $14) 49. gxh4 $1 $16 Kg7 50. Qg3 Kh7 51. Qg4 Qe5 52. Qg5 Qd4 (52... Qg7 $16 53. Qg4 Qe5) 53. h5 $18 e5 (53... gxh5 $142 54. Qxh5+ Kg8 55. Qg5+ Kh7) 54. hxg6+ fxg6 {[#]} 55. Qg4 $1 Nf4 56. Qf3 Kg7 57. Qe3 Qxe3 $2 ( 57... Nd5 58. Qxd4 exd4) 58. fxe3 {[%mdl 4096] Endgame KB-KN} Nd5 59. h4 Kf6 60. Bg2 Nb6 61. Be4 Nc4 62. Bd3 Nb6 63. Kf2 Nd5 64. Kf3 Nb6 65. Ke2 Nd7 66. Be4 Kg7 67. Bc6 Nb6 68. Kd3 Kf6 69. Be4 Kg7 70. Kc3 Kh6 71. Kb4 g5 72. hxg5+ { White mates.} Kxg5 73. Kc5 Na4+ 74. Kd6 Nc3 75. Bc6 {Precision: White = 66%, Black = 36%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "5"] [White "Duda, Jan-Krzysztof"] [Black "Bu, Xiangzhi"] [Result "0-1"] [ECO "A38"] [WhiteElo "2715"] [BlackElo "2739"] [Annotator "TA"] [PlyCount "148"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,148,5,27,27,23,19,27,10,19,-18,-21,-21,-21,-14,4,2,2,2,2,2,2,-7,0, -14,0,0,-3,-62,-13,-38,-40,-60,-38,-27,-14,-95,-95,-105,-106,-395,-195,-307, -219,-543,-91,-444,-444,-401,-435,-440,-431,-418,-395,-450,-445,-427,-440,-403, -409,-394,-394,-385,-381,-664,-191,-212,-212,-195,-63,-331,-293,-334,-340,-341, -340,-335,-335,-304,-301,-327,307,-422,-424,-417,-417,-416,-411,-398,-357,-427, -409,-416,-407,-512,-311,-458,-425,-597,-353,-865,-858,-784,-665,-5500,-5492, -5492,-5262,-5500,-5492,-5266,-5262,-4626,-2632,-1168,-619,-29984,-29985, -29989,-29990,-29990,-29987,-29987,-29988,-29990,-29991,-29991,-29992,-29996, -29997,-29997,-29990]} 1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nc6 6. d3 d6 7. a3 O-O 8. Rb1 a5 9. Bd2 Bd7 10. O-O Qc8 {LiveBook: 8 Games} 11. Ne1 { A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6} (11. Re1 Bh3 12. Bh1 Qf5 13. Ng5 Bg4 14. f3 Bh5 15. Bg2 h6 16. Bh3 Qe5 17. Bf4 Qxf4 18. gxf4 hxg5 19. fxg5 {1-0 (37) Petrosian,T (2651)-Hovhannisyan,R (2591) Yerevan 2014}) 11... Bh3 12. Nc2 Bxg2 13. Kxg2 {White has an edge.} Qd7 14. b4 (14. e4 { is interesting.} e6 15. f4 a4 16. g4 h6 17. Qf3) 14... axb4 $146 ({Predecessor: } 14... b6 15. f3 axb4 16. axb4 h5 17. Be3 Rfc8 18. Qd2 d5 19. cxd5 Nxd5 20. Nxd5 Qxd5 21. bxc5 bxc5 {1-0 (47) Kunze,H (2258)-Bensch,P (2257) Bayern 2004}) 15. axb4 d5 16. cxd5 Nxb4 17. Nxb4 cxb4 18. Rxb4 {Hoping for Qb3.} Nxd5 19. Nxd5 Qxd5+ 20. Kg1 Ra2 21. Ra4 Rc8 22. e4 Qe6 23. Be3 (23. Rxa2 $11 Qxa2 24. Bg5) 23... Rb2 24. Ra7 h5 25. Qf3 Rd8 26. Rd1 Qb3 27. Kg2 (27. h4 $11) 27... Rxd3 $17 28. Ra8+ Kh7 29. Re1 $2 {[%mdl 8192]} (29. Rxd3 $17 {is the only way for White.} Qxd3 30. Re8) 29... Qe6 (29... Bh6 $142 30. Kh3 Bxe3 31. Rxe3 {[#]} Rxf2 $1 {[%mdl 512]} 32. Qxf2 Rxe3) 30. Qf4 (30. Rc1 {was worth a try.}) 30... b5 31. Rc1 $2 (31. Rb8 {is tougher.}) 31... Qe5 $2 (31... Re2 $19 {has better winning chances.} 32. Kg1 b4) 32. Rcc8 $2 {[%mdl 8192]} (32. Re8 $17) 32... Qxf4 $19 33. Bxf4 Bd4 34. e5 {White wants to mate with Rh8+.} Rxf2+ 35. Kh3 { Threatening mate with Rh8+.} g5 ({Stronger than} 35... Rxf4 36. Rh8+ Kg7 37. Rag8#) 36. Rh8+ Kg6 37. Rag8+ Kf5 {( -> ...g4+)} 38. Bxg5 Bxe5 39. Rxh5 { Black must now prevent Be3+.} Ke6 40. Bxe7 {Threatening Re8.} Rdd2 41. Bh4 $2 ( 41. Bc5 Rxh2+ 42. Kg4 Rxh5 43. Kxh5) 41... Rxh2+ $2 (41... f5 {[%csl Gd2][%cal Rf2h2]} 42. Re8+ Kf7 43. Re7+ Kf8 44. Rxf5+ Rxf5) 42. Kg4 f6 43. Re8+ Kf7 ( 43... Kd5 $19 44. Rh7 Kc4) 44. Rhh8 $2 {[%mdl 8192] [#]} (44. Rhxe5 $15 fxe5 45. Re7+ Kg8 46. Rb7) 44... f5+ $1 {[%mdl 512]} 45. Kxf5 {[%csl Gh4][%cal Re8e7]} Bxh8 46. Rxh8 {[%mdl 4096] Endgame White hopes to continue with Rh7+. KRR-KRB} Rhf2+ 47. Ke4 Rfe2+ 48. Kf3 Re5 49. Rb8 Ke6 $4 {[%mdl 8192]} (49... Rd4 $19 {avoids the disaster. ...Rc5 is the strong threat.} 50. Rb7+ Ke6) 50. g4 $4 {[%mdl 8192]} (50. Re8+ $18 {is the narrow road to win.} Kd5 51. Rd8+ Kc4 52. Rxd2) 50... Rd3+ 51. Kf4 {Strongly threatening Re8+.} Rd4+ 52. Kf3 { intending Re8+.} Rc5 53. Be1 Ra4 54. Kg3 Kd7 55. Kh4 Rd5 56. Bg3 Kc6 57. Bf2 ( 57. Rc8+ {is a better defense.} Kb6 58. Re8) 57... Re4 58. Kg3 (58. Rc8+ { was called for.} Kd7 59. Rc1) 58... Kc7 59. Rb6 $2 (59. Kf3 Ra4 60. Re8) 59... Rd3+ 60. Kh4 b4 61. Kh5 Rf3 62. Bg1 Rf1 63. Bc5 Re5+ 64. Kg6 Rxc5 65. Rxb4 Kd7 66. Re4 Rc6+ 67. Kg7 Rff6 {Black mates.} 68. Ra4 Rg6+ 69. Kh7 Rg5 70. Ra7+ Ke6 71. Ra4 Kf7 72. Ra7+ Kf6 73. Ra4 Rc7+ 74. Kh8 Re5 {Precision: White = 26%, Black = 53%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "5"] [White "Bacrot, Etienne"] [Black "Ding, Liren"] [Result "0-1"] [ECO "C54"] [WhiteElo "2683"] [BlackElo "2751"] [Annotator "TA"] [PlyCount "66"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,66,27,17,6,11,0,21,27,18,14,31,39,52,38,60,58,60,46,54,-20,-9,-22,-6, -12,-2,-5,-13,-8,0,0,0,0,0,0,0,-16,-12,-7,-3,-26,-25,-180,-170,-29963,-29951, -5593,-1620,-1548,-1545]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. h3 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Re1 h6 9. Nbd2 Be6 (9... a4 10. Nf1 Bd7 11. a3 Bb6 12. Ng3 Re8 13. Nh4 Ng4 14. hxg4 Qxh4 15. Qf3 Bxg4 16. Qxf7+ {0-1 (31) Dominguez Perez,L (2739)-Caruana,F (2811) chess.com INT 2018}) 10. Bb5 {[%cal Bc4b5,Bb5a4,Ba4c2][%mdl 32]} Qb8 { LiveBook: 14 Games} 11. Nh4 Ne7 12. Ndf3 c6 $146 ({Find the theoretical novelty and annotate with similar games:} 12... Qa7 13. d4 Bb6 14. g4 Rad8 15. g5 Nh7 16. gxh6 {0-1 (61) Rakotomaharo,F (2431)-Gonda,L (2490) Budapest 2017}) 13. Ba4 $1 Qc7 14. d4 Ba7 15. Bc2 Rad8 16. Be3 d5 17. exd5 exd4 18. Nxd4 Bxd5 19. Qe2 ({White should try} 19. Qc1 $14) 19... Rfe8 $11 20. Rad1 Bb8 {( -> ... Qh2+)} 21. g3 {aiming for c4.} c5 22. Nb5 Qc8 23. c4 Bc6 24. Rxd8 Rxd8 25. Kh2 Re8 26. Qd2 Qd7 {[#]} 27. Bxh6 $1 {[%mdl 512]} gxh6 $40 {[%mdl 128] Black mounts an attack.} 28. Qxh6 Ng6 $1 {[#]} 29. Nf5 $1 {[%csl Gf5][%cal Rh6g7] [%mdl 512]} Nh5 $1 30. Rxe8+ $2 (30. Rd1 $11 {and White has nothing to worry.} Qe6 31. Qxh5) 30... Qxe8 $19 31. Qxh5 $2 (31. Qe3 $19) 31... Qe1 {[%cal Re1f2]} 32. Nh6+ Kf8 (32... Kg7 $142 33. Nf5+ Kf6) 33. Qxc5+ Ne7 {Precision: White = 50%, Black = 55%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "5"] [White "Dubov, Daniil"] [Black "Yu, Yangyi"] [Result "1/2-1/2"] [ECO "A17"] [WhiteElo "2678"] [BlackElo "2744"] [Annotator "TA"] [PlyCount "138"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,138,9,11,-4,4,-2,0,0,28,25,35,35,20,0,7,4,9,6,3,-12,-6,-14,-9,-97,0,0, 0,7,40,38,38,33,24,37,68,16,8,11,39,0,0,0,0,0,27,35,84,86,86,87,81,73,89,89,73, 0,0,0,153,153,173,150,165,131,160,45,52,52,85,23,24,0,0,0,20,22,11,12,6,0,0,-8, 8,1,1,0,0,-8,-8,-16,0,-47,-22,-95,-100,-230,-230,-230,-230,-379,-20,-20,-20, -20,-8,-8,0,-20,0,-8,-8,-8,0,0,0,-20,0,-8,0,-20,-20,-20,-8,-19,-8,-41,-22,-25, -8,-8,-8]} 1. Nf3 d5 2. e3 e6 3. c4 Nf6 4. Nc3 Nbd7 5. b3 b6 {LiveBook: 4 Games } 6. cxd5 $146 {A17: English Opening: 1...Nf6 with ...Bb4} ({Predecessor:} 6. g3 Bb7 7. Bg2 Bd6 8. Bb2 O-O 9. O-O a6 10. cxd5 exd5 11. d4 Qe7 12. Rc1 Ne4 13. Nxe4 dxe4 {0-1 (71) Sonis,F (2445)-Moroni,L (2559) Chianciano Terme 2018}) 6... exd5 7. g3 Bb7 8. Bg2 g6 9. O-O Bg7 10. Ba3 c5 11. b4 O-O 12. bxc5 bxc5 13. Rc1 {[%cal Ba1c1,Bc1c3,Bc3a3][%mdl 32]} Re8 14. Re1 Ne4 15. Bb2 Rb8 16. d3 {[#]} ( 16. d4 $11) 16... Nxc3 (16... Nxf2 $1 $17 {[%mdl 512]} 17. Kxf2 d4) 17. Bxc3 $11 Bxc3 18. Rxc3 Qa5 19. Qc1 d4 20. Ra3 Qb6 21. e4 Bc6 22. Qf4 (22. Bh3 $14) 22... a5 23. Rb3 Qa7 24. Bh3 (24. Rbb1 {is interesting.} Rxb1 25. Rxb1 Qa6 26. Bf1 Ba4 27. Rc1) 24... Rxb3 25. axb3 Qb8 26. Rc1 Qxf4 27. gxf4 Rb8 {[#]} 28. Nxd4 $1 {[%mdl 512]} cxd4 29. Rxc6 $16 {[%mdl 4096] Endgame KRB-KRN} Nf8 30. Rc4 Rxb3 31. Rxd4 a4 32. Kf1 (32. Rxa4 $16 Rxd3 33. Kg2) 32... a3 $11 33. Ke2 f5 $2 (33... g5 $11 34. fxg5 Ng6) 34. exf5 $16 gxf5 35. Bxf5 {Strongly threatening Be4.} Rb5 {...Ra5 is the strong threat.} 36. Be4 {Black must now prevent Ra4.} Ra5 {Threatens to win with ...Ne6.} 37. Rd5 (37. Bd5+ $1 $16 Kg7 38. Ba2) 37... Ra7 38. Rg5+ Kf7 {[#]} 39. Bd5+ (39. Rg1 $1 $16) 39... Kf6 $11 40. Ba2 {Hoping for Rb5.} Ne6 41. Rg8 Nxf4+ 42. Ke3 Ng6 43. d4 Re7+ 44. Kd3 Nf4+ 45. Kc3 Re2 46. Bc4 Rxf2 47. Ra8 Rxh2 48. Kb4 Rd2 49. Kc5 Nd3+ 50. Kd6 Nb2 51. Bb3 (51. Bb5 $1 $11 {remains equal.}) 51... Rd3 $17 52. Bd5 (52. Rb8 $17) 52... Rxd4 $19 53. Rxa3 Nd3 54. Ra8 {[#]} (54. Kc6 {was the only chance.}) 54... Nf4 $2 (54... Nb4 $1 $19 55. Kc5 Rxd5+ 56. Kxb4 h5 57. Rf8+ Kg5 58. Rg8+ Kf5) 55. Rf8+ $11 Kg5 56. Rg8+ Kf5 57. Rf8+ Kg5 58. Rg8+ Kf6 59. Rf8+ Kg7 60. Rg8+ Kf6 61. Rf8+ Kg5 62. Rg8+ Kf5 63. Rf8+ Kg5 64. Rg8+ Ng6 65. Kc5 Rd2 66. Be4 Kf6 67. Kc4 Rd6 68. Kc3 Kf7 69. Ra8 h5 {Precision: White = 40%, Black = 51%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "5"] [White "Vidit, Santosh Gujrathi"] [Black "Wei, Yi"] [Result "1/2-1/2"] [ECO "C42"] [WhiteElo "2654"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "154"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,154,27,37,37,43,28,23,26,28,28,28,28,16,28,28,28,28,28,28,54,36,54, 58,65,13,30,37,45,19,28,28,95,94,138,126,145,46,49,39,92,64,93,0,0,0,0,0,0,0,7, 13,15,0,0,0,29,0,0,0,0,-50,-35,-35,-35,-126,-109,-112,-107,-309,-308,-409,-255, -255,-255,-255,-255,-202,0,-127,-124,-123,-129,-129,-127,-127,-127,-127,-127, -141,-141,-128,-129,-151,-149,-177,-108,-137,-137,-137,-123,-162,-114,-95,-95, -122,-114,-114,-95,-188,0,-58,-21,-31,0,-65,0,-95,-95,-95,0,-114,-114,-114,-33, -33,-17,-17,-16,-40,0,-17,-17]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. O-O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Bf6 (9... a6 10. b3 h6 11. Be2 Qd7 12. Kb1 Bf6 13. Nd4 Nxd4 14. Bxd4 Bxd4 15. Qxd4 O-O 16. c4 Rfe8 17. Bf3 Rab8 {1-0 (41) Anand,V (2776)-Mamedyarov,S (2809) Moscow 2018}) 10. Kb1 Qd7 11. h4 O-O-O 12. Nd4 Nxd4 13. Bxd4 {LiveBook: 4 Games} Be5 14. Qe3 Qa4 15. b3 Bxd4 16. Rxd4 ({ Reject} 16. bxa4 Bxe3 17. fxe3 Bd7 $17) 16... Qc6 {[#]} 17. Be2 $146 Qc5 18. Bf3 h5 19. Re1 Rhe8 20. Qd2 g6 21. Kb2 Kb8 22. a4 a5 23. g3 Qb6 24. Rde4 (24. Bd5 $14) 24... Qc5 25. R4e3 Rg8 26. R3e2 Qf5 27. Bg2 Qf6 (27... Qc5 $11) 28. Bd5 $16 Bg4 29. Re4 $1 Bf5 30. R4e3 (30. Qf4 $1 $16) 30... c6 $14 31. Bg2 Be6 ( 31... d5 $14) 32. Rd3 Kc7 33. Kb1 ({Better is} 33. Rf3 $1 $16 {[%cal Rf3f6]} Qg7 34. Qg5) 33... Rge8 $11 34. Rde3 Bd7 35. Rf3 Rxe1+ 36. Qxe1 Qe6 $132 { [%mdl 2048] Black has counterplay} 37. Re3 Qf6 38. Re7 Kc8 {Strongly threatening ...Be6.} 39. Re3 d5 40. Re5 Qd6 41. Re3 Bf5 42. Qc1 d4 43. cxd4 Qxd4 44. Bf1 (44. Bf3 $15) 44... Qd2 45. Be2 Qb4 $1 46. Bc4 $2 (46. Bf3 $17) 46... Rd2 $19 47. Qb2 Rxc2 48. Qh8+ Kc7 49. Qe5+ Kb6 $1 50. Qd4+ Kc7 {( -> ... Re2+)} 51. Qe5+ Qd6 52. Qxa5+ Kd7 {[%cal Rd6d1]} 53. Qxf5+ gxf5 {[%cal Rd6d1]} 54. Kxc2 $17 {[%mdl 4096] Endgame KQ-KRB} Qc5 {...b5 is the strong threat.} 55. Kd2 {[#]} f4 $1 {[%cal Rf4e3][%mdl 512]} 56. Rf3 {[#]} (56. gxf4 Qf5) 56... fxg3 $1 57. fxg3 {[#]} f6 $1 {[%mdl 512]} 58. Ke2 (58. Rxf6 Qd4+) 58... Qg1 59. Bd3 Ke6 (59... Qg2+ $19 60. Ke3 Qb2) 60. Kd2 Qg2+ 61. Be2 Ke5 62. Kd1 Ke4 63. Rc3 Qg1+ 64. Kd2 Qd4+ 65. Kc2 {Black must now prevent Rc4.} Qf2 66. Kd2 {[#]} ( 66. Kd1 $17) 66... Qg2 ({Black should try} 66... f5 $1 $19 67. a5 f4 68. Rc4+ Kd5 69. Rxf4 Qxg3) 67. Kd1 $15 Kd4 68. Rd3+ Ke4 69. Rc3 ({Don't go for} 69. Bf3+ $2 Qxf3+ 70. Rxf3 Kxf3 $19) 69... Qg1+ 70. Kd2 Qf2 71. Kd1 Qd4+ 72. Kc2 $1 {aiming for Rc4.} Qe5 73. Rd3 Kf5 ({Black should play} 73... Qf5 $17 {Hoping for ...Qf2.} 74. Kd1 Qc5) 74. Bxh5 Qc5+ 75. Kd2 Qb4+ 76. Kc2 Qc5+ {[%mdl 1024] Black has compensation.} 77. Kd2 Ke5 {Precision: White = 61%, Black = 49%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "5"] [White "Shankland, Samuel"] [Black "Li, Chao b"] [Result "0-1"] [ECO "B12"] [WhiteElo "2643"] [BlackElo "2656"] [Annotator "TA"] [PlyCount "142"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,142,39,41,36,41,39,45,32,41,31,27,37,25,11,19,10,19,10,10,1,22,10,23, 23,23,16,9,0,0,-11,19,-20,24,0,7,0,20,16,31,30,59,26,22,40,41,34,50,0,28,0,0,0, 0,0,59,59,66,43,55,12,12,12,146,143,147,18,104,6,14,14,14,0,0,0,0,0,0,-48,0, -142,-142,-142,-142,-142,-142,-142,-142,-142,-142,-142,-132,-142,-142,-142, -142,-191,-154,-237,-235,-297,-186,-319,-304,-452,-255,-525,-202,-451,-246, -545,-141,-135,0,-529,-535,-535,-555,-639,-629,-629,-620,-614,-608,-581,-537, -475,-285,-841,-809,-821,-810,-29981,-29981,-29981,-29982]} 1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 e6 (4... cxd4 5. Nxd4 e6 6. c4 Bb4+ 7. Nc3 Ne7 8. Be2 Nbc6 9. Nxc6 Nxc6 10. O-O d4 11. Ne4 Nxe5 12. Bf4 Nc6 13. c5 {1-0 (45) Ragger,M (2697) -Van Foreest,J (2612) Wijk aan Zee 2017}) 5. c3 Ne7 6. Bd3 {B12: Caro-Kann: Advance Variation} Nec6 7. O-O Be7 $146 ({Predecessor:} 7... Nd7 8. a3 a6 9. Be3 b5 10. Ng5 cxd4 11. cxd4 Be7 12. Nxh7 {1-0 (39) Eggenstein,F (2189)-Stepa, R Recklinghausen 2002}) 8. Re1 {White is slightly better.} b6 9. a3 a5 10. a4 Ba6 11. Na3 Bxd3 12. Qxd3 O-O 13. Nb5 Na7 14. b3 Qd7 15. Be3 Rc8 16. dxc5 bxc5 17. c4 Nbc6 18. Rad1 Nb4 19. Qb1 h6 20. Bd2 Nac6 21. Bc3 Bf8 22. Qc1 d4 (22... Rd8 {is interesting.} 23. Qf4 Qb7 24. Qg3 Rab8 25. Qg4 Rd7) 23. Bxb4 axb4 24. Rd3 Rd8 25. Qd1 Ne7 26. Nd2 Ng6 27. g3 f6 28. Nf3 Qf7 29. Qe2 Ra6 $1 30. Kg2 Rd7 31. h4 Nxe5 (31... h5 $11) 32. Nxe5 $14 fxe5 33. Qxe5 Qf5 34. Qe4 g6 35. Qe2 g5 (35... Rf7 $11) 36. Rf3 $16 Qg6 {[#]} 37. h5 (37. Qe5 $1 $16) 37... Qe8 (37... Qg7 $1 $11) 38. g4 ({Better is} 38. Rf6 $16) 38... Bg7 39. Qe4 Qd8 ( 39... Qc8 {with more complications.} 40. Qg6 e5 41. Qd3 Qd8 42. Kf1 Qa8) 40. Rd1 (40. Kf1 {looks sharper.} Qe8 41. Ke2 e5 42. Kd2 Qd8 43. Kc1) 40... Qa8 41. Qxa8+ Rxa8 42. Rfd3 Kf7 43. Ra1 Ra5 44. f3 (44. Re1 $11 {remains equal.}) 44... Be5 $17 45. Re1 Bf4 46. Re4 Ke7 47. Kf1 Rd8 48. Ke2 Raa8 49. Rd1 Rf8 50. Kd3 Kd7 51. Ke2 Rf6 52. Rd3 Raf8 53. Kf2 (53. Nxd4 $17 {is a better defense.} cxd4 54. Rdxd4+ Kc6 55. c5) 53... Kc6 $19 54. Kg2 Kb7 55. Rd1 (55. Re2 $142) 55... Bb8 56. Rd3 (56. a5 $142) 56... Kb6 (56... e5 $142 57. Re2 Rf4) 57. Re1 $2 (57. Nxd4 cxd4 58. Rexd4) 57... Kc6 $2 (57... e5 58. Re4 Rf4) 58. Re4 $2 (58. Rf1) 58... R8f7 (58... e5 $142 59. Re1 Kb6) 59. Re2 $2 (59. a5) 59... Bf4 $2 (59... e5 $19 {is more deadly.} 60. Re4 Rf4) 60. Re4 $17 Bb8 $2 {[%mdl 8192]} (60... Rd7 $17 61. Kg1 e5) 61. Re2 $1 $19 e5 62. Re1 Rf4 63. Re2 Kb6 64. Re1 R7f6 65. Re2 {[#]} e4 $1 {[%mdl 512]} 66. Rxe4 Rxe4 67. fxe4 {KRB-KRN} Rf4 $1 {[%csl LRe4,LRg4]} 68. Rf3 $2 (68. Nxd4 cxd4 69. Rxd4) 68... Rxg4+ 69. Kf1 Rf4 70. Rxf4 Bxf4 ({Weaker is} 70... gxf4 71. Ke2 $15) 71. a5+ Ka6 {Precision: White = 27%, Black = 48%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "6"] [White "Ding, Liren"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "D78"] [WhiteElo "2751"] [BlackElo "2715"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,99,2,10,-11,-12,-17,-6,-12,-7,-41,-41,-37,-31,-102,-28,-19,-10,-16, -10,-47,-31,-93,-84,-82,-55,-50,-13,-65,27,18,32,9,18,0,0,0,0,-39,-52,-67,-33, -47,-33,-30,-28,-45,0,0,0,-22,-22,-46,0,-22,-7,-16,-14,-112,-14,-91,-24,-168, -181,-186,-176,-186,-186,-186,-186,-314,-186,-308,-308,-546,-106,-106,-106, -106,-106,-106,-106,-106,-106,-106,-106,-106,0,-106]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. Ne5 Ng4 {LiveBook: 26 Games. D78: Fianchetto Grünfeld: 6 0-0 c6} (7... Be6 8. cxd5 Bxd5 9. Nc3 Bxg2 10. Kxg2 Nbd7 11. Qb3 Qb6 12. Rd1 Qxb3 13. axb3 Rfc8 14. f4 c5 15. Be3 cxd4 16. Rxd4 Nxe5 17. fxe5 {1-0 (24) Kramnik,V (2787)-Svidler,P (2768) Wijk aan Zee 2018}) 8. Nf3 dxc4 9. Qc2 b5 10. a4 $146 Bb7 11. Nc3 a6 12. Rd1 Nd7 13. e4 {[#]} (13. h3 $15 Ngf6 14. e4) 13... Qb6 (13... e5 $1 $17 14. dxe5 Qc7) 14. h3 $11 Ngf6 15. Be3 e6 16. Nd2 Qc7 17. b4 (17. Ne2 $15) 17... Rfe8 $17 18. Rab1 Rad8 19. f4 Nh5 20. Bf2 (20. Nf1 $1 $11) 20... e5 (20... f5 $15) 21. fxe5 $11 ({Much worse is} 21. dxe5 g5 $15) 21... Nxe5 22. dxe5 Bxe5 23. Nf1 Nxg3 24. Nxg3 Bxg3 25. Rxd8 (25. Bc5 {with more complications.} Rxd1+ 26. Rxd1 Rd8 27. a5 Bd6 28. Bb6) 25... Rxd8 26. Rd1 Be5 27. Rxd8+ Qxd8 28. axb5 $1 axb5 29. Qd1 Qf6 {[%mdl 1024] Black has compensation.} 30. Ne2 Bc8 31. Bd4 Qd6 {Hoping for ...c3.} 32. Qd2 f6 33. Qc3 Be6 34. Bxe5 fxe5 35. Kf2 (35. Qa3 $11) 35... Kg7 ({Black should try} 35... c5 $17 36. bxc5 Qxc5+ 37. Qe3 Qd6) 36. Bf1 (36. Qa3 $11 {keeps the balance.}) 36... Bf7 ({Better is} 36... c5 $17 37. bxc5 Qxc5+ 38. Qe3 Qc7) 37. Nc1 {[#]} (37. Ke1 $11 {and White has nothing to worry.}) 37... c5 $1 $19 { [%cal Rc5b4,Bc6c5,Bc5d4][%mdl 32]} 38. Na2 Qd4+ 39. Qxd4 cxd4 40. Nc1 h5 41. Ne2 (41. h4 $142) 41... Kf6 (41... Be6 $142 42. Ng1 Kf6) 42. Ng1 (42. h4 $142) 42... g5 43. Ne2 $2 (43. Ke2) 43... g4 $2 (43... h4 $19 {is more deadly.} 44. Ng1 Bh5) 44. h4 $17 Ke7 45. Ke1 Kd6 46. Ng3 Bg6 47. Kd2 Ke7 48. Be2 Kf6 49. Bf1 Ke7 50. Be2 {Precision: White = 48%, Black = 42%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "6"] [White "Yu, Yangyi"] [Black "Bacrot, Etienne"] [Result "1-0"] [ECO "D31"] [WhiteElo "2744"] [BlackElo "2683"] [Annotator "TA RC"] [PlyCount "71"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,71,36,29,27,18,26,60,18,35,39,70,72,62,62,83,60,102,104,113,86,125, 125,131,55,54,41,50,37,38,36,50,50,64,56,120,124,107,108,105,99,135,134,125,27, 32,7,125,124,126,125,393,393,393,393,548,530,829,514]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} (6. e3 Bf5 7. g4 Be6 8. Qb3 Qb6 9. f3 g5 10. Be5 f6 11. Bg3 Qxb3 12. axb3 h5 13. gxh5 Rxh5 14. Bd3 Kf7 15. h4 f5 {1/2-1/2 (42) Kramnik,V (2800)-So,W (2799) Berlin 2018}) 6... Nf6 7. h3 Qa5 8. e3 Ne4 {LiveBook: 3 Games} 9. a3 Bf5 10. Bd3 Nd7 $146 ({Predecessor:} 10... Na6 11. Rc1 Nxc3 12. Qxc3 Qxc3+ 13. Rxc3 Bxd3 14. Rxd3 {1/2-1/2 (65) Turov,M (2640)-Grover,S (2532) Wijk aan Zee 2012}) 11. Nge2 Nxc3 12. Bxf5 Ne4+ 13. Nc3 Nxc3 14. bxc3 Nb6 15. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Nc4 16. O-O Bd6 17. Rfe1 Qc7 18. Bd3 O-O-O 19. Bxd6 (19. Bxc4 $1 $16 {Bxd6 is the strong threat.} dxc4 20. Bxd6 Qxd6 21. Qe2) 19... Nxd6 $14 20. a5 g6 21. Reb1 Rhe8 22. Rb3 Kd7 23. c4 dxc4 24. Bxc4 Ke7 (24... Nxc4 $14 25. Qxc4 Kc8) 25. a6 $16 b6 26. Bd5 c5 27. Rc1 { [%cal Rd4c5]} Rc8 {[#]} 28. Qb2 $1 c4 29. Rb4 ({White should play} 29. e4 $16 { aiming for e5.} Kf8 30. Rf3) 29... Kf8 $1 $11 30. e4 $36 {[%cal Be3e4,Be4e5] [%mdl 2080] Black must now prevent e5. White has the initiative.} (30. Bb7 $5) 30... Qd7 (30... c3 $11 31. Qa3 Qe7) 31. e5 $16 Nf5 32. Bb7 ({Inferior is} 32. Rbxc4 Rxc4 33. Bxc4 Qxd4 $15) (32. Bxc4 Qxd4 33. Qa3 Kg7 $17) 32... Rc7 $2 { [%mdl 8192] [#]} (32... Qxd4 $16 {was worth a try.} 33. Bxc8 Qxb2 34. Rxb2 Rxc8 ) 33. Rbxc4 $18 Rxc4 34. Rxc4 b5 35. Bc6 Qd8 36. Qxb5 {Precision: White = 56%, Black = 38%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "6"] [White "Bu, Xiangzhi"] [Black "Shankland, Samuel"] [Result "1/2-1/2"] [ECO "D23"] [WhiteElo "2739"] [BlackElo "2643"] [Annotator "TA"] [PlyCount "49"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,49,8,15,3,26,0,19,14,16,0,17,12,27,48,61,14,7,0,0,0,0,1,1,0,0,0,0,-4] } 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. O-O {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines} O-O 9. e3 Nbd7 10. Qe2 Qa5 (10... Qc7 11. Nc3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. e4 Bg4 15. f3 Be6 { 1/2-1/2 (43) Yu,Y (2743)-Wang,H (2680) Chengdu 2017}) 11. Nc3 Ne4 12. Bd2 Nxd2 {LiveBook: 10 Games} 13. Nxd2 Rfd8 14. Rfd1 Rac8 15. e4 {[#] Nc4 is the strong threat.} Bg6 16. d5 $146 ({Predecessor:} 16. h4 h6 17. Nc4 Qa6 18. a4 Nb6 19. Ne5 Qxe2 20. Nxe2 {1/2-1/2 (27) Schweda,R (2381)-Baumegger,S (2375) Hartberg 2003}) 16... exd5 17. exd5 Bf6 18. Nc4 Qc7 19. dxc6 (19. Rac1 {seems wilder.} Nc5 20. Qe3 Qe7 21. Qxe7 Bxe7 22. Ne5) 19... bxc6 {The position is equal.} 20. Ne4 Bxe4 21. Qxe4 Nb6 22. Rxd8+ Rxd8 23. Re1 {[#] Threatening mate with Qe8+!} g6 24. Nxb6 Qxb6 25. Qc2 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "6"] [White "Wei, Yi"] [Black "Dubov, Daniil"] [Result "0-1"] [ECO "B07"] [WhiteElo "2671"] [BlackElo "2678"] [Annotator "TA"] [PlyCount "78"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,78,74,11,40,35,47,46,36,-12,29,13,36,32,56,33,56,28,25,33,43,43,99, 110,114,106,123,95,114,80,75,44,66,54,62,65,52,24,64,-19,0,-114,-133,-118,-17, -66,-19,-215,-208,-260,-251,-302,-275,-354,-402,-386,-384,-497,-472,-437,-383, -492,-477,-1879,-1885]} 1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Bd3 Bg7 5. O-O O-O 6. c3 Nc6 7. h3 e5 8. Re1 Re8 9. Na3 {LiveBook: 43 Games} (9. d5 $16 Nb8 10. Bg5) 9... b6 {B07: Pirc Defence: Miscellaneous Systems} 10. Nc2 Bb7 11. Bg5 $146 ({ Predecessor:} 11. Bd2 d5 12. exd5 Qxd5 13. Ne3 Qd7 14. Bb5 exd4 15. Nxd4 a6 16. Bxc6 Bxc6 17. Nxc6 Qxc6 {0-1 (51) Shchekachev,A (2531)-Bok,B (2591) Berlin 2015 }) 11... h6 {White is slightly better.} 12. Bd2 Qe7 13. b4 {[%cal Bb2b4,Bb4b5] [%mdl 32]} Qf8 14. d5 Ne7 15. c4 $36 {[%mdl 2048] White fights for an advantage.} Nd7 16. a4 f5 17. a5 Nf6 18. b5 f4 (18... fxe4 $14 19. Bxe4 a6) 19. Nb4 g5 20. Nc6 Ng6 21. Bc3 {[%cal Bd2c3,Bc3e5,Be5d4][%mdl 32]} Qf7 22. Kf1 Nf8 23. Nfxe5 dxe5 24. Nxe5 Rxe5 25. Bxe5 {Bc3 is the strong threat.} Re8 $1 { [%cal Re8e5]} 26. Bd4 {[#] aiming for axb6.} N6d7 27. Bc2 (27. Be2 $1 $14) 27... f3 28. Ra3 (28. axb6 $11 Bxd4 29. Qxd4 axb6 30. Ra7 fxg2+ 31. Kxg2) 28... fxg2+ 29. Kxg2 {And now Rf3 would win.} Ng6 ({Better is} 29... Be5 $17) 30. Bxg7 $11 Qxg7 31. Kg1 $2 {[#]} (31. e5 $11 {and White has nothing to worry.} Nf4+ 32. Kh2) 31... Nde5 $19 32. axb6 axb6 33. d6 ({Of course not} 33. Ra7 Bc8 $17) 33... Rf8 34. c5 bxc5 {[%cal Bb6c5,Bc5c4][%mdl 32]} 35. dxc7 Qxc7 36. Rc3 c4 37. Ree3 Qc5 38. Qh5 Kg7 39. h4 (39. Qd1 $142) 39... g4 {Precision: White = 27%, Black = 48%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.07"] [Round "6"] [White "Li, Chao b"] [Black "Vidit, Santosh Gujrathi"] [Result "0-1"] [ECO "E51"] [WhiteElo "2656"] [BlackElo "2654"] [Annotator "TA"] [PlyCount "52"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,52,-6,-5,-30,-23,-89,-91,-208,-214,-212,-206,-324,-320,-379,-402, -448,-506,-506,-481,-493,-456,-578,-581,-567,-554,-737,-635,-676,-621,-600, -593,-689,-686,-1013,-1010,-1686,-1663]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. e3 O-O 6. Bd2 c5 7. dxc5 Bxc5 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5} (7... dxc4 8. Bxc4 Bxc5 9. O-O Nc6 10. Rc1 Qe7 11. a3 a6 12. Ba2 Bd7 13. e4 Ng4 14. Bg5 f6 15. Bf4 Rad8 16. Nd5 Bxf2+ 17. Rxf2 exd5 18. exd5 Nxf2 19. d6+ Kh8 20. dxe7 Nxd1 {1-0 (20) Granda Zuniga,J (2644)-Aleksandrov,A (2639) Ourense 2009}) 8. Rc1 Nc6 9. cxd5 exd5 {LiveBook: 3 Games. The position is equal.} 10. Bb5 d4 11. Bxc6 $146 (11. exd4 $11 Nxd4 12. Nxd4 Bxd4 13. O-O) ({ Predecessor:} 11. exd4 Nxd4 12. Nxd4 Qxd4 13. O-O Qh4 14. Qa4 Ng4 15. Qf4 { 1-0 (59) Tolush,A-Renter,R Parnu 1947}) 11... dxc3 $17 12. Bxc3 (12. Rxc3 $17 { is the only way for White.} Bb4 13. Ba4) 12... Qxd1+ $19 ({Stronger than} 12... bxc6 13. Qxd8 Rxd8 14. Bxf6 $16) 13. Kxd1 {[#] Hoping for Bxf6.} Ng4 $1 14. Be1 (14. Ke1 $142 bxc6 15. h3) 14... Rd8+ 15. Ke2 bxc6 16. Bd2 Ba6+ {Black is clearly winning.} 17. Ke1 Rd5 18. b4 Bb6 19. Rxc6 Rad8 20. Rc2 Bb5 21. h4 h5 22. Rh3 f6 23. a3 Ba4 24. Rb2 Rd3 25. b5 Rxa3 {[#] ( -> ...Ra1+)} 26. Nd4 Ra1+ {Precision: White = 16%, Black = 100%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "7"] [White "Duda, Jan-Krzysztof"] [Black "Yu, Yangyi"] [Result "1-0"] [ECO "C54"] [WhiteElo "2724"] [BlackElo "2760"] [Annotator "TA"] [PlyCount "112"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "Poland"] [BlackTeam "China"] [WhiteTeamCountry "POL"] [BlackTeamCountry "CHN"] {[%evp 17,112,8,29,27,28,20,23,12,45,12,38,4,7,0,7,1,21,-31,0,0,0,0,0,0,31,21, 126,118,208,184,194,189,174,190,185,164,319,327,301,194,287,281,262,277,356, 351,361,352,412,408,479,456,507,520,652,652,736,563,498,501,768,662,548,395, 379,388,606,594,719,702,709,1049,1049,1049,1004,937,887,697,601,487,424,416, 686,672,656,647,658,636,1054,949,5193,4104,6853,6127,5191,5102,29985]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. Nbd2 {[%cal Bb1d2,Bd2e4,Be4g3, Bg3f1,Bf1h2][%mdl 32]} a6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (6... d5 7. exd5 Nxd5 8. Ne4 Bb6 9. O-O Bg4 10. h3 Bh5 11. Ng3 Bg6 12. Re1 Re8 13. d4 Nf6 14. dxe5 Qxd1 15. Rxd1 Nxe5 16. Nxe5 {1/2-1/2 (16) Anand,V (2776)-Kramnik,V (2800) Moscow 2018}) 7. Bb3 d5 8. exd5 Nxd5 9. Ne4 Be7 {LiveBook: 3 Games} 10. O-O Kh8 11. Re1 f5 $146 ({Predecessor:} 11... f6 12. Ng3 Bc5 13. Nh4 Nde7 14. Qf3 Qd7 15. Ne4 Bd6 16. Ng5 Nd8 17. Nxh7 Rg8 18. Nxf6 {1-0 (18) Repkova,E (2329)-Blagojevic,T (2245) Sibenik 2016}) 12. Ng3 f4 13. Nf1 Bg4 14. h3 Bh5 15. N1h2 Nf6 16. Qd2 $36 {[%mdl 2048] White is more active.} Bd6 17. d4 (17. Bc2 $11) 17... e4 18. Ng5 f3 19. gxf3 Bxh2+ $1 20. Kxh2 Qd6+ 21. Kg1 Bxf3 (21... Na5 $1 $11) 22. Qf4 $16 Ne8 (22... Bh5 $16 {was worth a try.}) 23. Nf7+ $18 Rxf7 24. Qxf7 {[%csl Gb3][%cal Rf7g8] [#]} Nf6 25. Qe6 Qf8 26. Bg5 h6 $2 (26... Nh5 27. Bd1 Re8) 27. Bxf6 gxf6 28. Qf7 Qd6 (28... Qxf7 $142 29. Bxf7 f5) 29. Qg6 {[%cal Rg6h6]} Qf4 30. Qg3 Qg5 31. Qxg5 hxg5 32. Bd1 Bxd1 33. Raxd1 {[%mdl 4096] Endgame KRR-KRN} f5 {[#]} 34. f3 $1 exf3 35. Kf2 Kg7 36. d5 {[%cal Bd4d5,Bd5d6,Bd6d7][%mdl 32]} Nd8 37. Re7+ Nf7 38. Rxc7 Rh8 ( 38... Kf6 $142 39. Rxb7 g4) 39. d6 Kf6 40. Kxf3 Rxh3+ 41. Kg2 Rh8 (41... Rh4 $142 42. Rd3 Rg4+ 43. Kf1 Rf4+ 44. Ke2 Re4+ 45. Kd2 Nd8) 42. Rxb7 f4 43. d7 g4 44. Rb4 Kf5 45. Rxf4+ Kxf4 {KRN-KR} 46. Rf1+ Ke5 47. Rxf7 {KR-KR} Kd6 48. Rf6+ Kxd7 49. Rxa6 Rh3 (49... Rb8 $142 50. b3 Re8) 50. Ra4 {White is clearly winning.} Re3 {and the idea ...Re2+ leaves Black hopeful.} 51. Rb4 Kc6 52. a4 { [%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Kc5 53. a5 g3 54. a6 Re6 55. Ra4 Re8 56. a7 Kd5 {Precision: White = 74%, Black = 29%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "7"] [White "Bacrot, Etienne"] [Black "Wei, Yi"] [Result "0-1"] [ECO "C05"] [WhiteElo "2718"] [BlackElo "2734"] [Annotator "TA"] [PlyCount "40"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "France"] [BlackTeam "China"] [WhiteTeamCountry "FRA"] [BlackTeamCountry "CHN"] {[%evp 13,40,-4,12,14,10,16,9,0,0,3,23,8,25,4,22,0,-4,-76,-30,-59,-54,-112, -110,-112,-112,-89,-91,-262,-268]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Ne2 b5 8. a3 {C05: French Tarrasch: 3...Nf6 4 e5 Nfd7, 5 f4 and 5 Bd3 sidelines} Qb6 (8... Rb8 9. c3 Be7 10. Be3 O-O 11. Qc2 f6 12. g3 a5 13. Bh3 Nb6 14. Bf2 b4 15. dxc5 b3 {1/2-1/2 (52) Chigaev,M (2566) -Zvjaginsev,V (2639) Khanty-Mansiysk 2017}) 9. c3 Be7 {[%cal Bf8e7,Be7d8,Bd8b6, Bb6d4][%mdl 32] [#]} 10. f5 $1 {[%mdl 512] The position is equal.} exf5 $146 ({ Find the theoretical novelty and annotate with similar games:} 10... cxd4 11. cxd4 b4 12. fxe6 fxe6 13. Nf4 bxa3 14. bxa3 O-O 15. Bd3 Nxd4 16. Nxd4 Nxe5 { 1-0 (44) Arakhamia Grant,K (2435)-Repkova,E (2250) Debrecen 1992}) 11. Nf4 cxd4 12. Nxd5 Qb7 $1 13. cxd4 O-O 14. Qc2 {Strongly threatening Qxc6!} Bd8 {And now ...Nxd4! would win.} 15. Ne3 (15. Nc3 $11 {remains equal.}) 15... g6 (15... Nxd4 $5 16. Nxd4 Bh4+ 17. g3 Qxh1 $11) 16. Bd2 Bb6 17. Bxb5 (17. Qc3 $15) 17... Nxd4 $17 18. Nxd4 Bxd4 19. Bc6 {[#]} Qb8 $1 20. O-O $2 (20. e6 $17 fxe6 21. Bxa8 Qxa8 22. Rd1) 20... Nxe5 {Precision: White = 24%, Black = 78%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "7"] [White "Vidit, Santosh Gujrathi"] [Black "Bu, Xiangzhi"] [Result "1/2-1/2"] [ECO "D17"] [WhiteElo "2707"] [BlackElo "2725"] [Annotator "TA"] [PlyCount "99"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "India"] [BlackTeam "China"] [WhiteTeamCountry "IND"] [BlackTeamCountry "CHN"] {[%evp 15,99,20,24,11,21,12,8,6,65,33,27,28,30,31,32,0,35,31,38,37,36,13,13,7, 23,10,21,11,5,-2,6,8,12,12,10,12,9,10,8,4,20,0,0,0,34,0,0,-8,-8,-8,-8,-8,0,-6, 0,-5,-5,-5,-5,-5,-5,-5,-5,-5,-5,-6,-4,-5,0,0,0,0,0,-4,-1,-6,0,0,0,0,0,0,0,0,0, -4134]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8. Ne5 a5 9. e3 {D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5} ( 9. h4 e6 10. f3 h6 11. e4 Bh7 12. Be3 Nfd7 13. Nd3 Bd6 14. Bf2 O-O 15. Qb3 Qe7 16. g4 Kh8 {0-1 (32) So,W (2812)-Giri,A (2771) Leuven 2017}) 9... Nbd7 10. Bd3 Bxd3 11. Nxd3 g6 (11... Qb6 $11) 12. Qb3 Qb6 13. Qxb6 Nxb6 14. Ke2 Bg7 {[#]} 15. Nc5 $146 ({Find the theoretical novelty and annotate with similar games:} 15. Rd1 O-O 16. Bd2 Nfd7 {1/2-1/2 (41) Harikrishna,P (2686)-Predojevic,B (2652) Sarajevo 2009}) 15... Ra7 16. e4 O-O 17. Rd1 Rd8 18. Bf4 Ne8 19. Be5 Nd7 20. Bxg7 Kxg7 21. Nxd7 Rxd7 22. d5 Nf6 23. Rac1 Ra6 24. dxc6 bxc6 25. Rxd7 Nxd7 $11 {[%mdl 4096] Endgame KRN-KRN} 26. Nd1 Rb6 27. f3 Kf6 28. Rc2 e6 29. Kd2 g5 30. Ne3 Rb4 {The position is equal.} 31. Rxc6 {[#] Threatens to win with Nd5+.} Rxb2+ 32. Rc2 Rb4 33. Rc4 Rb1 34. Rc1 Rb4 35. Rc4 Rb7 36. Kc2 h5 37. Rc6 Nb6 38. Rc5 Nxa4 39. Rxa5 Rc7+ 40. Kd2 Nc5 {[#] Strongly threatening ...Nb3+.} 41. Rb5 g4 42. Ke2 gxf3+ 43. Kxf3 Kg6 44. g4 hxg4+ 45. Nxg4 f6 {[%cal Bf7f6,Bf6f5] [%mdl 32]} 46. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Nxe4 47. h5+ Kh7 48. Kxe4 f5+ 49. Kf3 {Hoping for Nf6+.} fxg4+ 50. Ke4 $2 {[%mdl 40960] Precision: White = 74%, Black = 49%. . An unexpected result.} (50. Kxg4 $11 Kh6 51. Kf4) 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "7"] [White "Dubov, Daniil"] [Black "Li, Chao b"] [Result "1/2-1/2"] [ECO "A16"] [WhiteElo "2696"] [BlackElo "2732"] [Annotator "TA"] [PlyCount "111"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "Russia"] [BlackTeam "China"] [WhiteTeamCountry "RUS"] [BlackTeamCountry "CHN"] {[%evp 12,111,-12,-7,0,0,0,-18,-13,-19,-7,-19,26,2,17,0,28,23,29,17,35,34,130, 125,136,133,104,108,90,61,332,57,156,164,172,157,156,152,156,156,168,156,156, 156,162,156,156,156,156,156,156,124,125,123,239,239,342,342,337,285,336,225, 225,156,156,220,337,314,439,435,378,424,325,392,383,259,258,315,847,933,995,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. d3 Nxc3 (5... Bg7 6. Bd2 O-O 7. g3 c5 8. h4 Nc6 9. h5 Nxc3 10. bxc3 c4 11. hxg6 hxg6 12. Qa4 Na5 {1-0 (27) Aronian,L (2801)-Giri,A (2762) Palma de Mallorca 2017}) 6. bxc3 {A16: English Opening: 1...Nf6 with ...d5} Bg7 7. Bd2 $1 {LiveBook: 4 Games} c5 8. g3 b6 9. Bg2 Bb7 10. Qc1 h5 $146 ({Predecessor:} 10... h6 11. O-O Nc6 12. Rb1 Qd7 13. c4 h5 {1/2-1/2 (39) Huebner,R (2585) -Rogoff,K (2480) Las Palmas 1976}) 11. O-O Nd7 12. Rb1 Rc8 13. c4 O-O 14. a4 Bc6 15. Bh6 Bxh6 16. Qxh6 Nf6 (16... Bxf3 $14 17. Bxf3 Ne5) 17. Ng5 $16 Bxg2 18. Kxg2 Re8 19. e4 {aiming for e5.} e5 20. f4 Rc6 $2 {[%mdl 8192]} (20... Qxd3 $14 21. Rb2 exf4) 21. f5 $2 ({White should try} 21. Rf3 $18) 21... Qe7 (21... Re7 $1 $14) 22. fxg6 fxg6 23. Qxg6+ Qg7 24. Qxg7+ $1 Kxg7 25. Nf3 Rd6 26. Rbd1 Ng4 27. Rfe1 Rf6 {...Ref8 would now be nice for Black.} 28. Re2 Ref8 29. Rf1 Nh6 30. h3 Nf7 31. Nh4 Rxf1 32. Kxf1 {[%mdl 4096] Endgame KRN-KRN} Nh6+ (32... Rd8 $16) 33. Rf2 $18 Rxf2+ (33... Rd8 $142) 34. Kxf2 {KN-KN} Kf6 35. Nf5 Nf7 ( 35... Nxf5 36. exf5 Kxf5 37. Kf3 $16) 36. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Nd8 37. Ne3 Nc6 38. g4 (38. Nd5+ $16 Kg6 39. Ke3) 38... hxg4 (38... Kg7 {keeps fighting.} 39. Nf5+ (39. gxh5 Kh6 $16) 39... Kg6) 39. Kg3 ({Not} 39. Nxg4+ Kg6 $16) 39... Kg6 40. Kxg4 Nb4 41. h5+ Kh6 42. Kh4 Nxd3 {[#]} 43. Ng4+ $1 Kh7 44. Kg5 Nb2 $2 (44... Kg7 45. h6+ Kh7 46. Nf6+ Kh8) 45. Nxe5 Nxa4 46. Nd3 $2 (46. Nd7 $18 Nb2 47. Nf6+ Kg7 48. h6+ Kf7 {[#]} 49. Ne8 $1 {[%mdl 512]}) 46... b5 $11 {The position is equal.} 47. cxb5 {e5 is the strong threat.} c4 48. Nb4 Nc3 49. e5 Nxb5 50. e6 c3 51. Kf6 a5 52. Nc2 Kh6 53. e7 Nc7 54. Ke5 Kxh5 55. Kd6 Ne8+ 56. Kc5 {Precision: White = 59%, Black = 42%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "7"] [White "Shankland, Samuel"] [Black "Ding, Liren"] [Result "1/2-1/2"] [ECO "E46"] [WhiteElo "2671"] [BlackElo "2778"] [Annotator "TA"] [PlyCount "106"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "United States"] [BlackTeam "China"] [WhiteTeamCountry "USA"] [BlackTeamCountry "CHN"] {[%evp 23,106,7,16,0,0,-8,-10,-18,-17,-26,-27,-20,-29,-33,-29,-18,-32,-87,-80, -93,-80,-91,-87,-87,-93,-83,-56,-85,-10,-16,-16,-16,-15,-12,-12,-16,-16,-12, -15,-19,0,0,0,0,0,0,0,0,0,0,0,0,14,14,41,14,14,14,14,14,14,14,14,0,8,6,14,6,6, 6,6,6,8,8,8,0,7,6,7,6,6,8,14,14,14]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 Re8 6. a3 Bf8 7. Ng3 d5 8. Be2 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} b6 9. cxd5 exd5 10. O-O Bb7 11. b4 Nbd7 12. Qb3 c6 { [%cal Bc7c6,Bc6c5][%mdl 32] LiveBook: 6 Games} 13. Bf3 {[#]} a5 $146 {Black wants to play ...axb4.} ({Predecessor:} 13... a6 14. Rd1 b5 15. e4 Nb6 { 0-1 (51) Gupta,A (2627)-Wei,Y (2725) Liaocheng 2017}) 14. b5 c5 15. Nxd5 a4 16. Qa2 {[#] aiming for Nxf6+.} Nxd5 17. Bxd5 Bxd5 18. Qxd5 cxd4 19. exd4 Nf6 $36 { [%mdl 2048] Black fights for an advantage.} 20. Qf3 (20. Qc4 $15) 20... Qxd4 $17 21. Bg5 Qd5 22. Bxf6 Qxf3 23. gxf3 {[#] Strongly threatening Bd4.} gxf6 24. Ne4 Re6 25. Rfc1 Ra5 ({Black should play} 25... f5 $17 26. Nc3 Bc5) 26. Rc4 Rxb5 27. Rxa4 Ra5 28. Rxa5 bxa5 $11 {[%mdl 4096] Endgame KRB-KRN} 29. a4 f5 { [%cal Bf6f5,Bf5f4][%mdl 32]} 30. Ng3 f4 31. Nh5 Rg6+ 32. Kh1 Bd6 33. Rc1 f5 34. Rc4 Rh6 35. Rd4 Kf7 ({Much weaker is} 35... Rxh5 $6 36. Rxd6 Kf7 37. Ra6 $16) 36. Nxf4 Be5 37. Rc4 Rh4 38. Nd3 $1 {[%csl LRe5,LRh4]} Rxh2+ 39. Kg1 Bd6 { The position is equal.} 40. Rd4 Rh6 41. Rd5 Ke6 42. Rxa5 Rh4 43. Kf1 h5 44. Ra8 Rh1+ 45. Ke2 h4 46. Rh8 h3 47. f4 Ra1 48. Rxh3 Rxa4 49. Rh6+ Ke7 50. Ke3 Re4+ 51. Kf3 Rd4 52. Ne5 {Hoping for Nc6+.} Bxe5 53. fxe5 {Black must now prevent Rf6.} Re4 {Precision: White = 67%, Black = 68%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "8"] [White "Ding, Liren"] [Black "Vidit, Santosh Gujrathi"] [Result "1-0"] [ECO "E60"] [WhiteElo "2778"] [BlackElo "2707"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "India"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "IND"] {[%evp 9,57,27,31,39,29,34,25,36,27,29,43,8,37,19,40,35,25,13,38,41,87,92,82, 87,99,85,89,95,100,87,155,172,279,246,324,328,460,420,872,364,1115,110,1248, 1208,29996,1283,1190,1130,29996,29997]} 1. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} Nf6 2. c4 g6 3. f3 c5 4. d5 e6 (4... d6 5. e4 e6 6. Nc3 exd5 7. cxd5 Bg7 8. Nge2 Nbd7 9. Ng3 h5 10. Be2 Nh7 11. Bf4 Qe7 12. Qd2 h4 13. Nf1 g5 14. Be3 Ne5 15. g3 Bd7 16. gxh4 gxh4 {1/2-1/2 (42) Aronian,L (2794)-Grischuk,A (2767) Berlin 2018} ) 5. Nh3 d6 $146 {[%cal Bd7d6,Bd6d5][%mdl 32]} ({Predecessor:} 5... b5 6. dxe6 fxe6 7. cxb5 d5 8. e4 Bg7 9. Be2 O-O 10. O-O a6 11. Nc3 axb5 12. Nxb5 {1-0 (27) Inarkiev,E (2684)-Savchenko,B (2550) Batumi 2018}) 6. Nf2 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} b5 7. e4 Bg7 8. dxe6 { White has an edge.} Bxe6 9. cxb5 O-O 10. Be2 d5 11. O-O a6 12. a4 axb5 13. Bxb5 Qb6 14. Nc3 $36 {[%cal Re4d5][%mdl 2048] White is more active.} dxe4 15. Nfxe4 Nxe4 16. Nxe4 Bd4+ 17. Kh1 Nc6 18. Bh6 Rfd8 19. Qe1 {Strongly threatening Qh4.} Nb4 (19... Na7 $142) 20. Qh4 $1 $16 {White wants to mate with Nf6+.} Bf5 (20... Nd5 {was called for.}) 21. Bg5 Rd5 22. Bc4 Rd7 (22... Bg7 {keeps fighting.} 23. Bf6 Bxe4) 23. Rad1 $18 Nc2 {[#]} (23... Rf8 $142 24. a5 Qc6) 24. b3 (24. Rxd4 $142 $1 {[%mdl 512]} Rxd4 (24... Nxd4 25. Nf6+) 25. Bxf7+ $1 {[%mdl 512]} Kxf7 26. Qxh7+ Ke6 27. g4 Rxe4 28. gxf5+ Kxf5 29. fxe4+ Kxg5 30. Rg1+ Kf4 31. Qf7+ Ke3 32. Rg3+ Kd2 33. Qf4+ Ke2 34. Qf3+ Kd2 35. Qc3+ Kd1 36. Rg2 Qd8 37. Qxc2+ Ke1 38. Rg1#) 24... Na3 $2 {[#]} (24... Raa7 25. Bb5 Rd5 26. Nf6+ Bxf6) 25. Bf6 $2 (25. Rxd4 $1 $18 {[%mdl 512] and White stays clearly on top.} cxd4 26. Nf6+ Qxf6 27. Bxf6) 25... Nxc4 $4 {[%mdl 8192] [#]} (25... Bxe4 $16 26. Rxd4 (26. Qxe4 Rc8 $14) 26... cxd4 27. fxe4 (27. Qxe4 Rc8 $17) 27... Nxc4) 26. Rxd4 $1 { Qh6! would kill now.} Nd6 {[#]} 27. Qh6 (27. Qxh7+ $142 $1 {[%mdl 512]} Kxh7 28. Ng5+ Kg8 29. Rh4 Qxb3 30. Rh8#) 27... Ne8 28. Rxd7 {Intending Be7! and mate.} Bxd7 29. Be7 {Precision: White = 68%, Black = 29%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "8"] [White "Yu, Yangyi"] [Black "Shankland, Samuel"] [Result "1-0"] [ECO "C78"] [WhiteElo "2760"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "47"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "United States"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "USA"] {[%evp 22,47,27,8,79,29,65,43,59,49,43,49,50,58,62,64,133,133,117,139,139,141, 1381,1346,1027,815,777,417]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4, Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences} Ba7 11. Be3 (11. h3 O-O 12. Be3 Ra8 13. Re1 h6 14. Nbd2 Re8 15. g4 Qe7 16. Nf1 Nd8 17. Ng3 c5 { 0-1 (35) Caruana,F (2799)-Carlsen,M (2827) Douglas 2017}) 11... exd4 12. cxd4 { LiveBook: 7 Games. Threatening e5.White has an edge.} Bg4 (12... O-O $1 $11) 13. Qc1 $146 ({Predecessor:} 13. Qc2 Ne7 14. Nbd2 O-O 15. h3 Bxf3 16. Nxf3 Nd7 17. Bf4 Ng6 {0-1 (35) O'Donnell,C (1955)-Schweighoffer,M (1756) Prague 2012}) 13... Qd7 14. Nbd2 $1 {[#] Hoping for e5.} O-O 15. e5 dxe5 16. Nxe5 Nxe5 17. dxe5 Bxe3 18. fxe3 Rbd8 ({Black should play} 18... Nd5 $14) 19. exf6 $16 Qxd2 20. fxg7 Kxg7 21. Qc5 {[#] White wants to mate with Qg5+.} Rd6 $2 {[%mdl 8192]} (21... Qd6 $16 22. Qg5+ Qg6 23. Rxf7+ Rxf7 24. Qxd8 Qf6) 22. Qe5+ $18 {White is clearly winning.} Kg6 23. Rf2 f6 24. Qf4 ({Weaker is} 24. Rxd2 fxe5 25. Rxd6+ cxd6 $14) 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "8"] [White "Wei, Yi"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "B09"] [WhiteElo "2734"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "108"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "Poland"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "POL"] {[%evp 22,108,31,40,45,49,41,38,31,37,45,35,28,-38,64,61,65,57,105,72,88,85,75, 73,85,75,81,51,11,8,38,0,72,44,58,0,45,50,50,54,67,0,21,29,34,0,0,0,0,0,0,2,14, -27,-27,-155,-154,-143,-150,-211,-217,-273,-277,-270,-254,-360,-346,-478,-244, -246,-218,-271,-247,-377,-372,-606,-608,-586,-459,-422,-136,-94,-46,-63,0,0,0, 0,0]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. Bxd7+ Qxd7 9. h3 {B09: Pirc Defence: Austrian Attack} (9. d5 dxe5 10. h3 e4 11. hxg4 exf3 12. Qxf3 Na6 13. Bd2 Nb4 14. O-O-O O-O-O 15. Ne4 Nxd5 16. Nxc5 Qc6 17. Nd3 Kb8 18. Ne5 Bxe5 19. fxe5 {0-1 (64) Kovalev,V (2639)-Ponomariov,R (2694) Riadh 2017}) 9... cxd4 10. Qxd4 Nh6 11. Qf2 Nc6 12. Bd2 {LiveBook: 6 Games} O-O 13. O-O-O dxe5 14. fxe5 Qe6 15. Rhe1 Rad8 16. Kb1 Nf5 17. Re4 $146 ( 17. Ng5 $11 Qc4 18. Re4) ({Predecessor:} 17. Ng5 Qc4 18. Re4 Rd4 19. Rde1 Bh6 20. Nf3 Bxd2 21. Nxd2 Qa6 22. g4 Rxe4 23. Ndxe4 {1/2-1/2 (23) Cornel,M (2368) -Daus,P (2425) LSS email 2012}) 17... Bh6 ({Better is} 17... Nxe5 $15 18. Qxa7 Ra8) 18. g4 $14 Bxd2 19. Rxd2 Nh6 20. Ng5 Rxd2 21. Qxd2 Qc8 22. a3 Kg7 23. Qe2 Ng8 24. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} h6 25. Nh3 Rd8 26. Qe3 e6 (26... Qd7 $11 {remains equal.}) 27. h5 g5 28. Nf2 (28. Nxg5 $1 $14 hxg5 29. Qxg5+ Kh7 30. h6 Nxh6 31. Qh4) 28... Qd7 29. Nd3 b6 30. Qf2 Rf8 31. Re3 f5 32. exf6+ Nxf6 33. Qg2 e5 34. Nf2 Qe6 35. Re1 Rf7 36. Qg3 Qc4 (36... Qd7 {feels hotter.} 37. b3 Qd4 38. Re2 Kg8 39. Nb5 Qd7) 37. b3 (37. Ncd1 {seems wilder.} Kf8 38. Qh3 Nd4 39. Ne3 Qc6 40. Qg3) 37... Qf4 38. Qxf4 (38. Nce4 $1 $11) 38... exf4 $17 39. Kc1 Nd4 40. a4 (40. Rd1 $17 Rd7 41. Rd3) 40... Nf3 $19 41. Rd1 Nh2 42. Rg1 Re7 43. Rg2 (43. Kb2 $142) 43... Re1+ 44. Kb2 {[#]} Nf3 (44... Nhxg4 $142 $1 { [%mdl 512]} 45. Rxg4 (45. Nxg4 Nxg4) 45... Nxg4 46. Nxg4 Rg1) 45. Nd3 Re3 46. Nd1 Re7 47. Nc3 (47. b4 $142) 47... Ne1 48. Nxe1 $2 (48. Rg1 Nxd3+ 49. cxd3) 48... Rxe1 {[%mdl 4096] Endgame KRN-KRN} 49. Nb5 Rf1 50. Nd4 f3 $2 (50... Kg8 $19 {has better winning chances. ...f3 is the strong threat.} 51. Re2 Nxg4) 51. Rg3 $17 f2 52. Rf3 $1 Nxg4 (52... Nd7 $1 $15) 53. Ne6+ $11 Kh7 {[#] aiming for ...Ne5.} 54. Rf7+ Kg8 {Precision: White = 45%, Black = 58%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "8"] [White "Li, Chao b"] [Black "Bacrot, Etienne"] [Result "1/2-1/2"] [ECO "E92"] [WhiteElo "2732"] [BlackElo "2718"] [Annotator "TA"] [PlyCount "119"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "France"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "FRA"] {[%evp 27,119,-18,13,0,-9,-4,8,10,8,6,10,0,0,0,7,0,7,7,12,10,14,3,12,13,12,12, 6,12,14,20,20,0,0,0,0,0,0,0,0,0,0,0,0,-37,-15,-8,0,-35,0,0,0,0,0,0,0,0,0,-24,0, 0,0,0,0,0,0,0,0,-8,0,-18,-18,-18,-18,-21,-8,-18,-16,-16,-8,-16,-8,-23,-8,-8,-8, -8,-8,-8,-8,-8,-10,-18,-8,-8]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. Nd5 Nxd5 11. cxd5 c6 12. O-O {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7} cxd5 13. exd5 Nd7 (13... e4 14. Nd2 Re5 15. Bf4 Rxd5 16. Nxe4 Nc6 17. Rad1 Be6 18. b3 Nd4 19. Bc4 Ra5 {0-1 (39) Li,C (2732) -Fedoseev,V (2718) Riadh 2017}) 14. Rfd1 Nb6 {LiveBook: 3 Games} 15. Rac1 e4 16. Bb5 Bd7 17. Bxd7 Nxd7 18. Nd2 Re5 19. Be3 $146 ({Find the theoretical novelty and annotate with similar games:} 19. h4 h6 {1/2-1/2 (51) Eilmes,D (2286)-Gatto,C (2166) ICCF email 2008}) 19... Rxd5 20. Nxe4 Rxd1+ 21. Rxd1 Nf8 22. g4 b6 23. b3 Re8 24. Ng5 Bh6 25. Nxf7 Bxe3 26. Nd6 {[#]} Bxf2+ $1 {[%mdl 512]} 27. Kxf2 $11 {[%mdl 4096] Endgame KRN-KRN} Rd8 28. Ke3 Ne6 29. b4 Kf8 { White must now prevent ...Ke7.} 30. Rf1+ Ke7 31. Ne4 Nc7 32. a3 Nd5+ 33. Ke2 h6 34. h4 Ke6 35. Nd2 Nc3+ 36. Ke3 Nd5+ 37. Ke2 Ke5 38. Rf7 Nf4+ 39. Kd1 a5 40. bxa5 bxa5 41. Kc2 Ng2 42. Nc4+ Ke6 43. Rh7 Rd4 44. Nxa5 Nxh4 45. Rxh6 Rxg4 46. Kc3 Nf5 47. Rh8 Nd6 48. Nb3 Nb5+ 49. Kd2 Nxa3 50. Ke2 Kf7 51. Nd2 Rg2+ 52. Kd3 Rg3+ 53. Ke2 Nc2 54. Kf2 Rd3 (54... Ra3 {NOTEXT} 55. Rh4 Kf6 56. Rf4+ Kg5 57. Rf3 Ra2) 55. Nf3 {The position is equal.} Kg7 56. Rc8 Nb4 57. Rc4 Rb3 58. Ne5 Nd5 59. Rd4 Nf6 60. Ng4 {Precision: White = 68%, Black = 56%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "8"] [White "Bu, Xiangzhi"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "A30"] [WhiteElo "2725"] [BlackElo "2696"] [Annotator "TA"] [PlyCount "95"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "Russia"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "RUS"] {[%evp 25,95,33,50,23,33,21,36,39,25,27,44,56,60,10,22,12,33,28,41,57,67,53,66, 53,54,53,53,42,54,28,85,83,93,6,94,90,88,79,107,86,148,106,348,355,445,431,399, 352,354,243,222,249,240,243,254,248,247,225,234,235,600,598,555,554,678,479, 477,460,4132,2150,29981,29982]} 1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. g3 b6 5. Bg2 Bb7 6. O-O O-O 7. b3 c5 8. Bb2 cxd4 9. Qxd4 d6 10. Nc3 Nbd7 11. Rac1 Rc8 12. Rfd1 Rc5 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (12... a6 13. Qd2 Rc7 14. Ne1 Qa8 15. Bxb7 Qxb7 16. Ng2 b5 17. Ne3 Re8 18. Ncd5 Rc5 19. Bd4 Rcc8 20. Bxf6 Nxf6 21. Nxf6+ Bxf6 22. cxb5 axb5 23. Rxc8 Rxc8 {1/2-1/2 (45) Stern,R (2521)-Wojtaszek,R (2746) Germany 2017}) 13. Ne1 {[%cal Bf3e1,Be1g2, Bg2e3][%mdl 32]} Bxg2 {LiveBook: 3 Games} 14. Nxg2 Re8 {White has an edge.} 15. Nd5 b5 16. Nge3 $146 ({Predecessor:} 16. Nde3 a6 17. b4 Rc7 18. Qd3 Qb8 19. cxb5 Rxc1 20. Rxc1 axb5 {1-0 (40) Rajkovic,D (2500)-Kiss,A (2360) Wuerzburg 1989}) 16... bxc4 17. Rxc4 Qb8 18. Rxc5 Nxc5 19. Nxf6+ Bxf6 20. Qd2 Bxb2 21. Qxb2 a5 22. Nd5 Qb7 23. Qc3 Ra8 24. h4 h5 25. f3 Kh7 26. Kg2 Ne6 27. Rd2 a4 ( 27... Nd8 $11 {keeps the balance.}) 28. b4 $16 {[%cal Bb3b4,Bb4b5,Bb5b6][%mdl 32]} Rc8 29. Qd3 (29. Qb2 $16) 29... Rc1 (29... Nc7 $1 $11 {remains equal.}) 30. Rd1 Rc8 31. a3 Qa7 32. Qe4 Ng7 ({Better is} 32... Kh6) 33. b5 {Threatens to win with b6.} (33. Qxe7 $6 Qxe7 34. Nxe7 Re8 $11) (33. Nxe7 Re8 $17) 33... Nf5 $2 (33... Ne6 $16 {might work better.} 34. g4 Nc5) 34. b6 $18 Qd7 35. g4 hxg4 36. fxg4 Nh6 37. h5 ({Not} 37. Qxe7 Qxg4+ 38. Kh2 Qf5 $11) 37... Qxg4+ 38. Qxg4 Nxg4 39. hxg6+ fxg6 {[%mdl 4096] Endgame KRN-KRN} 40. b7 ({Much less strong is} 40. Nxe7 Rb8 $18) 40... Rb8 41. Rb1 $1 {[%mdl 1024] aiming for Nc7. White has strong compensation.} Ne5 {[#]} 42. Nc7 $1 {[%cal Rc7a6]} ({Don't take} 42. Nxe7 $6 Kg7 $16) 42... Nd7 $2 {[#]} (42... Nc6) 43. Na6 $1 {[%cal Ra6b8]} Rf8 44. Rc1 Kg7 45. Rc8 Kf7 46. Kg3 d5 (46... e6 $142 47. Rc7 Ke8) 47. Nc5 Nb8 {[#]} 48. Ne6 $1 {[%mdl 512] Precision: White = 66%, Black = 31%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "9"] [White "Duda, Jan-Krzysztof"] [Black "Li, Chao b"] [Result "1-0"] [ECO "A16"] [WhiteElo "2724"] [BlackElo "2732"] [Annotator "TA"] [PlyCount "57"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "Poland"] [BlackTeam "China"] [WhiteTeamCountry "POL"] [BlackTeamCountry "CHN"] {[%evp 13,57,33,36,33,48,47,41,8,67,74,88,70,81,54,53,68,56,41,43,29,40,0,22, -5,61,60,57,65,64,62,197,185,163,190,295,305,643,625,3154,3133,2137,2124,1951, 1943,1858,1876]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 Nxc3 5. bxc3 g6 6. Bg2 Bg7 7. h4 h5 {LiveBook: 8 Games. A16: English Opening: 1...Nf6 with ...d5} ( 7... c6 8. h5 Qa5 9. Nf3 Nd7 10. Kf1 Nc5 11. Rh4 Bf6 12. Rh1 Bg4 13. Nd4 Rd8 14. hxg6 hxg6 15. Rxh8+ Bxh8 {1/2-1/2 (26) Movsesian,S (2699)-Kurnosov,I (2657) Khanty-Mansiysk 2013}) 8. Rb1 O-O 9. Nh3 Nc6 {White is slightly better.} 10. Ng5 Ne5 (10... Na5 $1 $11) 11. O-O $14 c6 12. d4 $146 ({Predecessor:} 12. a4 Rb8 13. d4 Ng4 14. Qb3 e5 15. Ba3 {1-0 (34) Kravets,V (2310)-Korotkov,A Moscow 1996}) 12... Nc4 13. Qb3 Na5 14. Qc2 b6 15. Rd1 Bf5 16. e4 Bg4 17. Rd3 Qc8 18. c4 c5 ({Black should try} 18... Qa6 $11) 19. d5 $1 Qa6 20. Rb5 Bd7 21. a4 { [%cal Ba2a4,Ba4b5][%mdl 32]} Bxb5 (21... Rad8 $14) 22. axb5 $18 Qc8 23. Bh3 Qe8 (23... Qb8 {keeps fighting.}) 24. Rf3 Nb7 $2 {[#]} (24... Bf6 25. e5 Bxg5 26. Bxg5 Kg7) 25. e5 $1 {[%mdl 512] White is clearly winning.} Bxe5 {[#]} 26. Rxf7 $1 {[%mdl 512]} Qxf7 (26... Rxf7 27. Qxg6+) 27. Nxf7 Kxf7 28. Qe4 Bf6 29. Bh6 { Precision: White = 72%, Black = 43%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "9"] [White "Bacrot, Etienne"] [Black "Bu, Xiangzhi"] [Result "0-1"] [ECO "C54"] [WhiteElo "2718"] [BlackElo "2725"] [Annotator "TA"] [PlyCount "70"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "France"] [BlackTeam "China"] [WhiteTeamCountry "FRA"] [BlackTeamCountry "CHN"] {[%evp 20,70,20,9,21,30,27,22,46,41,39,30,38,13,49,39,37,43,40,22,14,31,28,27, 65,57,56,58,82,55,100,91,100,92,97,94,94,92,96,12,9,0,0,-13,-6,-85,-85,-115, -109,-105,-98,-29959,-6168]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. a4 O-O 8. Re1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} h6 9. h3 Ba7 10. Nbd2 Ne7 11. d4 {LiveBook: 13 Games} exd4 12. cxd4 Nc6 13. d5 {[#]} Ne5 $146 ({Predecessor:} 13... Nb4 14. Nf1 c6 15. Bd2 Bc5 { 1-0 (43) Navara,D (2735)-Pashikian,A (2612) Gjakova 2016}) 14. Nxe5 dxe5 15. Nf3 Re8 16. Be3 (16. Qc2 {looks sharper.} Bc5 17. Bd2 Qe7 18. Bc3 Bd6 19. b4) 16... Bxe3 17. Rxe3 Qd6 18. Qb3 Bd7 19. Rc1 b5 20. axb5 axb5 21. Bf1 Ra4 22. Qc2 ({Don't go for} 22. Bxb5 $2 Rb4 $19) 22... Rc8 23. b3 $36 {[%mdl 2048] White fights for an advantage.} Rb4 24. Rd1 c5 25. dxc6 $1 Rxc6 {...Rd4 is the strong threat.} 26. Rxd6 Rxc2 27. Nxe5 Be6 28. Nc6 Rxb3 29. Nd4 (29. Rxb3 $16 Bxb3 30. Nd4 (30. Bxb5 Nxe4 31. Rd8+ Kh7 $11)) 29... Rxe3 $11 30. fxe3 Rc1 { aiming for ...Bc4.} 31. Nxe6 fxe6 32. Rxe6 {[#]} (32. Rd4 $11 {keeps the balance.}) 32... b4 $1 $17 {[%cal Bb5b4,Bb4b3][%mdl 32] White must now prevent ...b3.} 33. Kf2 b3 {[%mdl 1024] Black has strong compensation.} 34. Bd3 { [#] Threatens to win with Re7.} Nd7 $1 35. Rb6 $2 {[%mdl 8192]} (35. e5 $17 Kf7 36. Ra6 Nxe5 37. Be4) 35... Nxb6 {Precision: White = 46%, Black = 76%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "9"] [White "Vidit, Santosh Gujrathi"] [Black "Yu, Yangyi"] [Result "1/2-1/2"] [ECO "C94"] [WhiteElo "2707"] [BlackElo "2760"] [Annotator "TA"] [PlyCount "81"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "India"] [BlackTeam "China"] [WhiteTeamCountry "IND"] [BlackTeamCountry "CHN"] {[%evp 30,81,10,10,13,21,49,59,50,43,43,40,27,0,0,0,0,0,23,22,22,23,20,29,23, 18,13,29,33,4,5,5,7,1,13,0,0,0,23,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 {[%cal Bc6b8,Bb8d7,Bd7c5][%mdl 32]} 10. d3 Nbd7 11. Nbd2 Bb7 12. Nf1 Nc5 13. Bc2 Re8 14. Ng3 Bf8 15. b4 Ncd7 {C94: Closed Ruy Lopez: Breyer Variation with 10 d3} (15... Ne6 16. d4 g6 17. Bd2 Nd7 18. Bb3 Qf6 19. d5 Nf4 20. c4 Nb6 21. Rc1 bxc4 22. Bxc4 Nxc4 23. Rxc4 {1-0 (32) Short,N (2677)-Mamedyarov,S (2747) Caleta 2012}) 16. a4 {LiveBook: 14 Games} h6 17. d4 d5 $146 ({Predecessor:} 17... c6 18. Be3 Qc7 19. dxe5 dxe5 20. Nd2 c5 21. bxc5 Nxc5 22. axb5 axb5 23. Qe2 Qc6 24. Reb1 Rxa1 25. Rxa1 {1/2-1/2 (77) Ding,Y (2315)-Zhao,X (2490) China 2010}) 18. dxe5 Nxe4 19. axb5 axb5 20. Rxa8 Bxa8 21. Bf4 {[%cal Rg3e4]} (21. Bd2 $5) 21... c5 22. bxc5 Bxc5 23. Be3 Nxc3 24. Qd3 {[#] White threatens Qh7+ and mate.} Ne4 $1 25. Bxc5 Ndxc5 26. Qxb5 Qd7 27. Qxd7 Nxd7 28. Ba4 Nec5 29. Bb5 (29. Bxd7 $5 Nxd7 30. Nf5 $14) 29... d4 30. Nxd4 {With the idea f4.} Rxe5 31. Ra1 Bd5 32. Ra7 Nf6 33. Ngf5 Be4 34. Nd6 (34. g4 {feels hotter.} Bb7 35. Kh2 Re1 36. f3 Rd1 37. h4) 34... Rd5 {The position is equal.} 35. Nxe4 Ncxe4 36. Ra8+ Kh7 37. Ra4 Nc3 38. Bd3+ g6 39. Rc4 Nb5 40. Nxb5 {[#] Black must now prevent Rd4.} Rxd3 41. Nc3 {Precision: White = 74%, Black = 51%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "9"] [White "Dubov, Daniil"] [Black "Ding, Liren"] [Result "1-0"] [ECO "B48"] [WhiteElo "2696"] [BlackElo "2778"] [Annotator "TA"] [PlyCount "101"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "Russia"] [BlackTeam "China"] [WhiteTeamCountry "RUS"] [BlackTeamCountry "CHN"] {[%evp 19,101,0,4,0,0,0,0,-15,-17,-31,-37,-60,-15,-25,-21,-6,-8,-56,-59,-65, -67,-77,-65,-90,-84,-85,-78,-83,-78,-78,-78,-158,-152,-154,-135,-140,-104,-118, -111,-149,-148,-117,-186,-185,-180,-188,-87,-125,-98,-170,-160,-161,-155,-174, -66,-232,-231,-233,-175,-337,-337,-294,-295,-320,-161,-158,179,213,1014,1071, 907,848,1427,2095,1342,2106,1712,1722,29979,29978,29987,29988,29988,29989]} 1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 a6 7. Bd3 Nf6 8. O-O Ne5 9. h3 Bc5 10. Qe2 d6 {LiveBook: 103 Games} 11. Rad1 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} (11. f4 Ng6 12. Nb3 Bxe3+ 13. Qxe3 O-O 14. a4 b6 15. Nd2 Bb7 16. Nc4 Nd7 17. Qd4 Qc5 18. Qxc5 dxc5 19. e5 Ne7 20. Nd6 Bc6 21. Be4 f5 22. Bxc6 Nxc6 {0-1 (53) Steel,H (2414)-Fier,A (2562) Fufeng 2017}) 11... O-O 12. f4 Ng6 13. f5 $146 {The position is equal.} ({Find the theoretical novelty and annotate with similar games:} 13. Qf2 b5 14. e5 dxe5 15. Nxe6 Bxe3 16. Nxc7 Bxf2+ 17. Rxf2 Ra7 18. N7d5 Nxd5 19. Nxd5 exf4 20. Nxf4 Rd8 21. Nxg6 hxg6 22. Re1 Rc7 23. Rfe2 Kf8 24. g4 Bb7 25. Kf2 {1/2-1/2 (25) Eremin,N (2278)-Kirpikov,A (2304) ICCF email 2014}) 13... Ne5 14. g4 h6 15. Nf3 exf5 {Hoping for ...Qb6.} (15... Qb6 $5 {[%cal Rc5e3]} 16. Bxc5 Qxc5+ 17. Kg2 b5 $15) 16. Nxe5 dxe5 17. gxf5 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 18. Kh2 Bb7 19. Rg1 Kh7 20. Rg3 Rg8 21. Rdg1 b4 22. Na4 Bxe3 23. Qxe3 a5 24. b3 Rad8 { Threatens to win with ...Rd4.} 25. R1g2 ({White should play} 25. Qa7) 25... Rd4 $17 {[%cal Rf6e4]} 26. Qg1 {[%cal Rg3g7] [#]} Nh5 $1 $36 {[%cal Rh5g3][%mdl 2048] Black is in control.} ({Resist} 26... Bxe4 27. Bxe4 Rxe4 28. Rxg7+ Rxg7 29. Rxg7+ Kh8 30. Rg2 $17) 27. Rg4 Qd6 28. Nb2 Qf6 29. Nc4 Nf4 30. Qxd4 exd4 31. Rxf4 Qd8 32. Rg3 Ba6 (32... f6 $19 33. Rfg4 Qc7) 33. e5 Bxc4 34. bxc4 (34. Bxc4 $17 {keeps fighting.} Qc7 35. Re4) 34... Kh8 $19 35. Kg2 Re8 36. Re4 Qd7 ( 36... Qc8 $19 37. Reg4 Rxe5 38. Rxg7 Re3) 37. Rf3 $2 (37. Reg4 $1 $15 Rg8 38. h4) 37... Kg8 38. h4 a4 39. Kf2 $2 (39. h5) 39... Qc7 40. e6 Qh2+ 41. Kf1 Kf8 ( 41... fxe6 $142 {And now ...b3! would win.} 42. f6 Rf8) 42. c5 Ke7 $2 {[#]} ( 42... a3 $17 {keeps the pressure on. ...b3! is the strong threat.} 43. Rxd4 { [#]} b3 $1 {[%mdl 512]} 44. cxb3 Qxa2) 43. f6+ $1 $18 {[%mdl 512]} gxf6 $2 ( 43... Kd8 44. exf7 (44. Rxd4+ Kc8 $11) 44... Rf8) 44. exf7+ Kxf7 45. Bc4+ Kf8 46. Rxf6+ Kg7 47. Rf7+ Kg6 48. Rxe8 Qh3+ 49. Ke2 {White mates.} Qg2+ 50. Rf2 Qg4+ 51. Kd2 {Precision: White = 48%, Black = 43%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "9"] [White "Shankland, Samuel"] [Black "Wei, Yi"] [Result "1/2-1/2"] [ECO "C43"] [WhiteElo "2671"] [BlackElo "2734"] [Annotator "TA"] [PlyCount "61"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "United States"] [BlackTeam "China"] [WhiteTeamCountry "USA"] [BlackTeamCountry "CHN"] {[%evp 14,61,31,9,23,10,14,4,8,0,4,5,4,0,31,0,0,0,29,26,29,20,11,15,25,0,0,6, 27,0,0,12,2,-20,-20,-66,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. O-O Be7 8. Nd2 {LiveBook: 3 Games. C43: Petroff Defence: 3 d4} (8. Nc3 Nf6 9. Bf4 O-O 10. h3 c6 11. Ne2 Re8 12. c3 Nh5 13. Be5 g6 14. Qc2 Be6 15. Rae1 f6 {0-1 (114) Fier,A (2634)-Wang,Y (2737) Baku 2016}) 8... Nf6 9. Nf3 Bg4 10. h3 Bh5 $1 11. Re1 O-O $1 12. Bf4 c6 13. c3 Bd6 $146 ({Predecessor:} 13... Re8 14. g4 Bg6 15. Ne5 Bxd3 16. Qxd3 Ne4 17. Nf3 Bd6 18. Bxd6 Qxd6 19. Nd2 {1/2-1/2 (19) Aschenbrenner,R-Matosec,T Graz 1997}) 14. Be5 Re8 15. Re3 Bg6 16. Bxg6 hxg6 17. Qe2 Ne4 18. Re1 Qd7 19. Bxd6 Nxd6 20. Ne5 Qf5 21. h4 Qh5 22. g4 Qh6 23. Kg2 f6 ({Don't go for} 23... Qxh4 $2 24. Rh1 $18) 24. g5 Qxh4 ({Black should play} 24... Qh7 $1 $15 25. Ng4 Qxh4 26. gxf6 gxf6) 25. gxf6 $11 {The position is equal.} Qxf6 26. Rh1 Nf5 27. Reh3 {[%csl Gh1][%cal Rh3h8] [#]} Qg5+ 28. Kf1 {[%csl Gh1][%cal Rh3h8]} Qc1+ 29. Kg2 { [%csl Gh1][%cal Rh3h8]} Qg5+ 30. Kf1 {[%csl Gh1][%cal Rh3h8]} Qc1+ 31. Kg2 { Precision: White = 52%, Black = 77%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "10"] [White "Ding, Liren"] [Black "Bacrot, Etienne"] [Result "1/2-1/2"] [ECO "A39"] [WhiteElo "2778"] [BlackElo "2718"] [Annotator "TA"] [PlyCount "82"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "France"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "FRA"] {[%evp 21,82,12,28,17,52,26,30,23,39,20,16,7,25,28,20,18,11,0,5,3,41,37,30,36, 23,25,39,25,39,36,71,66,75,52,165,159,210,208,220,0,0,14,196,180,1092,923, 29959,0,0,0,0,-155,-159,-154,-162,-158,-112,-205,0,0,0,-176,0]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. c4 cxd4 6. Nxd4 Nc6 7. Nc3 O-O 8. O-O Qa5 9. e3 d6 10. h3 Bd7 {A39: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6 6 0-0 0-0 7 d4} 11. Qe2 Rfc8 {LiveBook: 3 Games} 12. Rd1 a6 {The position is equal.} (12... Rab8 13. Bd2 Qe5 14. Nc2 a6 15. Nd5 Nxd5 16. cxd5 Na7 17. Bc3 Qg5 18. Bxg7 Kxg7 {0-1 (44) Ding,L (2764)-Svidler,P (2742) Novi Sad 2016}) 13. Bd2 Qd8 14. Rac1 Rab8 {[#]} 15. Nxc6 $146 ({Find the theoretical novelty and annotate with similar games:} 15. a4 Na5 16. Nd5 Nxd5 17. cxd5 Bxa4 18. Rxc8 Rxc8 { 0-1 (80) Kovalenko,I (2657)-Parligras,M (2581) Albena 2015}) 15... Bxc6 16. e4 Nd7 17. Bg5 h6 18. Be3 b5 19. cxb5 axb5 20. Nd5 Kh7 21. Nb4 Bb7 22. Rxc8 Qxc8 23. Rc1 Qd8 24. b3 {[%cal Bb2b3,Bb3b4][%mdl 32]} Qa5 25. Nd5 e6 26. Rc7 $36 { [%mdl 2048] Black is under pressure.} Ne5 27. b4 (27. Nb6 $5 {[%cal Rf2f4]}) 27... Qa4 (27... Qa6 $14 28. Nc3 Rc8 29. Rxc8 Bxc8) 28. f4 $1 $18 {[%cal Bf2f4, Bf4f5,Bf5g6][%mdl 32] Strongly threatening Nb6.} Nc4 (28... exd5 $16 29. fxe5 dxe4) 29. Rxf7 Kg8 30. Rxg7+ $2 ({Better is} 30. Re7 $18 exd5 31. Qg4) 30... Kxg7 $11 31. Bd4+ Kf7 $2 {[#]} (31... e5 $11 32. fxe5 dxe5) 32. f5 $1 $18 { [%cal Rf5g6][%mdl 512] Intending fxg6+ and mate.} exd5 $2 (32... Bxd5 33. fxg6+ (33. exd5 e5 $11) 33... Kxg6) (32... exf5 33. exf5) 33. fxg6+ Kg8 34. exd5 $2 ( 34. Qh5 {NOTEXT} Qd1+ 35. Qxd1 Ne5 36. Qc1 Rd8 37. Qxh6 Rd7 38. g7 Rxg7 39. Qxd6) 34... Ne5 $1 $11 35. Bxe5 {Threatening mate with Bd4.} Qa7+ ({Wrong is} 35... Re8 $2 36. Qf2 $18) 36. Kh2 $2 ({Only move:} 36. Kh1 $1 $11 dxe5 37. Qxe5 ) 36... dxe5 $17 37. Qxe5 {Qe6+ would kill now.} Ba8 38. Qe6+ {[#]} Kg7 $1 39. Qe5+ Kg8 40. Qe6+ Kg7 41. Qe5+ Kg8 $2 {Precision: White = 72%, Black = 40%.} ( 41... Kxg6 $19 42. h4 (42. Be4+ Kf7 $15) 42... Kf7) 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "10"] [White "Yu, Yangyi"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "B06"] [WhiteElo "2760"] [BlackElo "2696"] [Annotator "TA"] [PlyCount "49"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "Russia"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "RUS"] {[%evp 9,49,3,0,13,17,8,8,0,12,0,0,0,0,0,12,0,21,13,38,23,13,21,29,-10,41,26, 37,42,39,62,111,47,129,93,469,472,466,474,452,449,948,941]} 1. e4 g6 2. d4 Bg7 3. c4 e6 4. Nf3 Ne7 5. Be2 (5. h4 d5 6. e5 c5 7. dxc5 Nbc6 8. Bf4 Qa5+ 9. Nc3 O-O 10. Qa4 Qxc5 11. Rd1 Qb6 12. Qb5 {1-0 (30) Howell,D (2688)-Stefanova,A (2521) Doha 2015}) 5... O-O 6. O-O {B06: Modern Defence} d5 7. cxd5 exd5 8. e5 {The position is equal.} Nd7 $146 ({Find the theoretical novelty and annotate with similar games:} 8... b6 9. Bg5 c5 10. Nc3 Be6 11. Bb5 a6 12. Ba4 {0-1 (43) Sewiola,P (1737)-Hradil,V (1821) Valasska Bystrice 2014}) 9. Nc3 f6 10. exf6 Nxf6 11. Bf4 c6 12. Be5 Bg4 13. Ng5 Bf5 14. h3 h6 15. Nf3 g5 16. Qb3 b6 (16... Qb6 $11) 17. Nd1 Ng6 18. Ne3 Be6 19. Qc2 $36 {[%mdl 2048] White has good play.} Qe8 20. Bd3 (20. Bd6 $16) 20... Nxe5 ({Black should play} 20... Ne4 $1 $14) 21. Nxe5 $16 Nd7 $2 {[%mdl 8192] [#]} (21... c5 $16 {is more resistant.}) 22. Bg6 $18 {White is clearly winning.} ({Weaker is} 22. Bh7+ Kh8 $18) 22... Rf7 23. Nxf7 Bxf7 24. Bxf7+ Kxf7 (24... Qxf7 $142 25. Qxc6 Rf8 26. Nxd5 Nf6) 25. Nf5 { Precision: White = 45%, Black = 36%.} 1-0 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "10"] [White "Wei, Yi"] [Black "Vidit, Santosh Gujrathi"] [Result "1/2-1/2"] [ECO "C47"] [WhiteElo "2734"] [BlackElo "2707"] [Annotator "TA"] [PlyCount "52"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "India"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "IND"] {[%evp 16,52,2,-3,20,8,13,14,10,14,11,7,11,14,0,0,0,0,0,-5,0,-7,0,0,1,1,9,0,0, 0,0,0,1,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O {C47: Scotch Four Knights and Four Knights with 4 g3} 9. O-O {LiveBook: 817 Games. The position is equal.} Bg4 (9... cxd5 10. Bg5 c6 11. Na4 h6 12. Bh4 Re8 13. c4 dxc4 14. Bxc4 Qxd1 15. Rfxd1 g5 16. Bg3 Ne4 17. a3 Bf8 18. Rac1 Nxg3 19. hxg3 Rb8 20. b4 Bf5 21. Bd3 Bxd3 22. Rxd3 {1/2-1/2 (36) Artemiev,V (2691)-Carlsen,M (2837) Riadh 2017}) 10. f3 Bh5 $1 11. dxc6 $146 ({Predecessor:} 11. g4 Bg6 12. Bxg6 hxg6 13. dxc6 Qe7 14. Qe2 Rfe8 15. Qxe7 Rxe7 16. Na4 {1-0 (31) Ciklabakkal,M (2004)-Ikegami,O (1999) ICCF email 2012}) 11... Qd4+ $1 12. Kh1 {[#] Black must now prevent Bxh7+!} Bxc3 13. bxc3 Qxc3 14. Rb1 Bg6 15. Bb2 Qxc6 16. Bxf6 Qxf6 17. Bxg6 hxg6 18. Qd7 Qc3 ( 18... Rfd8 {looks sharper.} 19. Qxc7 Qa6 20. Rfc1 Qxa2 21. Ra1 Qb2) 19. Qd3 Qxd3 20. cxd3 $11 {[%mdl 4096] Endgame KRR-KRR} Rfd8 21. Rb3 Rab8 22. Rxb8 Rxb8 23. Rc1 Rb2 24. Kg1 Rxa2 25. Rxc7 Rd2 26. Rxa7 Rxd3 {Precision: White = 36%, Black = 62%.} 1/2-1/2 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "10"] [White "Li, Chao b"] [Black "Shankland, Samuel"] [Result "0-1"] [ECO "E60"] [WhiteElo "2732"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "76"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "United States"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "USA"] {[%evp 21,76,24,38,-20,1,-14,0,-33,0,0,20,-45,-16,-87,-81,-76,-79,-74,-74,-52, -55,-47,-44,-101,-98,-106,-105,-100,-110,-123,-129,-342,-319,-443,-471,-489, -474,-479,-481,-488,-493,-1773,-714,-653,-632,-895,-275,-298,-185,-287,-277, -265,-266,-29984,-29985,-29994,-29995]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. Nf3 O-O 8. g3 d6 9. Bg2 Nxa6 10. O-O Bf5 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} 11. Nh4 Bd7 { LiveBook: 29 Games} (11... Bc8 12. Rb1 Qa5 13. Bd2 Nc7 14. a3 Qb6 15. h3 Nb5 16. Nxb5 Qxb5 17. Bc3 Ba6 18. Re1 {1/2-1/2 (58) Sasikiran,K (2682)-Ding,L (2755) Hyderabad 2015}) 12. b3 (12. e4 $14) 12... Qb6 {The position is equal.} (12... Nxd5 $5 13. Bxd5 Bxc3 14. Bxa8 Bxa1 $11) 13. Bd2 Rfb8 14. Re1 $146 ({ Predecessor:} 14. h3 Nc7 15. Qc2 Qb7 16. e4 Nb5 17. Nxb5 Bxb5 18. Rfd1 { 1/2-1/2 (53) Hollan,P (2263)-Tomazini,Z (2432) Pardubice 2016}) 14... Nc7 { [%mdl 1024] Black has compensation.} 15. Qc2 Ra3 16. Qc1 (16. Reb1 $11) 16... Qa7 17. e4 (17. h3 $11 {keeps the balance.}) 17... Ng4 $17 18. h3 Ne5 {aiming for ...Nd3.} 19. Bf1 {Black should prevent Na4!} Bb5 20. Qc2 Bxf1 21. Rxf1 Qa6 22. Bc1 {[#]} ({White should play} 22. Kg2 $15) 22... Raxb3 $1 {[%mdl 512]} 23. axb3 Qxa1 24. Bg5 Qa3 25. Bxe7 Rxb3 26. Ne2 $2 (26. Nb1 $17 Qa4 27. Nc3) 26... Rb2 $19 27. Qd1 Nb5 {[%cal Bc7b5,Bb5d4,Bd4f5][%mdl 32]} 28. Bg5 {Bc1 would now be nice for White.} Nf3+ 29. Nxf3 Qxf3 30. Nc1 {[#]} Nd4 $1 31. Qa4 (31. Be3 $142 Qxe4 32. Bxd4 Bxd4 33. Nb3) 31... h6 (31... Qxe4 $142 32. Qa8+ Bf8) 32. Qe8+ Kh7 33. Bf4 f5 $2 (33... Rc2 34. h4 c4) 34. Bxd6 fxe4 {[%cal Bf5e4,Be4e3] [%mdl 32] ...Nf5 is the strong threat.} 35. Bxc5 {[#]} (35. Qd7 {was worth a try.}) 35... Nf5 $1 {[%cal Rf5g3] ( -> ...Nxg3!)} 36. Qf7 Rc2 37. Bf8 $2 (37. Bb6 $19 Qc3 38. d6 Nxd6 39. Qf4) 37... e3 38. Bd6 Rxf2 {Precision: White = 22%, Black = 53%.} 0-1 [Event "China vs World 2018"] [Site "Liaocheng"] [Date "2018.04.09"] [Round "10"] [White "Bu, Xiangzhi"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "D14"] [WhiteElo "2725"] [BlackElo "2724"] [Annotator "TA"] [PlyCount "42"] [EventDate "2018.??.??"] [EventType "schev"] [EventCountry "CHN"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "China"] [BlackTeam "Poland"] [WhiteTeamCountry "CHN"] [BlackTeamCountry "POL"] {[%evp 29,30,0,0]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bd3 Bxd3 9. Qxd3 Bd6 10. Bxd6 Qxd6 11. O-O O-O 12. Rfc1 Rfc8 13. h3 h6 14. Nd2 {D14: Slav Defence: Exchange variation with ...Bf5} Nd7 15. Ne2 Ne7 {LiveBook: 3 Games} (15... Rc7 16. a3 Rac8 17. Rc3 Ne7 18. Rac1 Rxc3 19. Rxc3 Rxc3 20. Qxc3 Qc6 21. Kf1 Kf8 22. Qxc6 Nxc6 23. Nc3 Ke7 24. Ke2 a6 25. Kd3 Kd6 26. f4 f5 27. Ne2 Nf6 {1/2-1/2 (27) Li,C (2720)-Bu,X (2705) Doha 2016}) {Predecessor:} 16. Rxc8+ $146 Rxc8 17. Rc1 Rxc1+ 18. Nxc1 Nc6 19. Qb3 Qb4 20. Qxb4 Nxb4 21. Kf1 Kf8 {1/2-1/2 (41) Neverov,V (2478)-Bernadskiy,V (2540) Mumbai 2017} 1/2-1/2
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