[Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.08"] [Round "?"] [White "Harikrishna, Pentala"] [Black "Bu, Xiangzhi"] [Result "0-1"] [WhiteElo "2755"] [BlackElo "2723"] [PlyCount "114"] [EventDate "2016.??.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 (7... Bd6 8. Bc3 O-O 9. Nbd2 Bd7 10. Qxc4 b5 11. Qxb5 Nb4 12. Qxb4 Bxb4 13. Bxb4 Re8 14. Bc5 Rb8 15. b3 a6 16. O-O Bc6 17. Rfe1 Nd7 18. Ba3 e5 19. Rac1 Ba8 20. dxe5 Nxe5 21. Nxe5 Bxg2 22. Ndf3 Bxf3 23. Nxf3 Qd5 24. Rxc7 Rbc8 25. Rcc1 Rxc1 26. Rxc1 h6 27. Kf1 Qe4 28. Re1 Rc8 29. Bc1 Rc2 30. Be3 Rxa2 31. Rd1 Qc2 32. Rd8+ Kh7 33. Nd4 Qe4 34. Nf3 Qb1+ 35. Kg2 Qxb3 36. Nd4 Qb7+ 37. f3 Qe7 {0-1 (37) Eljanov,P (2765)-Harikrishna,P (2763) Stavanger 2016}) 8. Qb5 (8. Bxb4 Ndxb4 9. Na3 Rb8 10. O-O O-O 11. Qb5 b6 12. Qxc4 Ba6 13. Nb5 Qd5 14. Qxd5 Nxd5 15. a4 Na5 16. Rfe1 c6 17. Nc3 Nc4 18. Nxd5 cxd5 19. b3 Na5 20. b4 Nc4 21. e3 Nd6 22. Ne5 Rbc8 23. b5 Bb7 24. a5 Rc7 25. Reb1 Rfc8 26. Bf1 Nc4 27. axb6 axb6 28. Nd3 Kf8 29. Be2 Ke7 30. Nb4 Nd6 31. Bd3 {1/2-1/2 (31) Zhou,W (2635)-Bu,X (2719) China 2016}) 8... Bxd2+ 9. Nbxd2 c3 10. bxc3 Nxc3 11. Qb2 (11. Qd3 Nd5 12. O-O O-O 13. e4 Nde7 $44) 11... Na4 12. Qc2 Nb6 13. e3 (13. Nb3 Qe7 14. O-O e5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. a4 O-O 18. a5 Nd5 19. a6 b6 20. Rfd1 Be6 21. Nd4 c5 22. Nc6 Qf6 23. Qd2 Rfc8 24. Nxa7 Rxa7 25. Bxd5 Rd8 26. e4 g6 27. Kg2 Kg7 28. Ra3 h5 29. h4 Bg4 30. Rb1 Kf8 31. Qh6+ Kg8 32. Qg5 Qd6 33. Rd3 Kg7 34. f3 Bc8 35. Bc4 Qxd3 36. Bxd3 Rxd3 37. Qe5+ Kh7 38. Qb8 Rd2+ 39. Kh1 Rxa6 40. Qxc8 Raa2 41. Qh3 c4 42. Qc8 Rh2+ 43. Kg1 Rag2+ 44. Kf1 Rf2+ 45. Kg1 Rhg2+ 46. Kh1 Rh2+ 47. Kg1 {1/2-1/2 (47) Carlsson,P (2520)-Pourkashiyan,A (2303) Dubai 2013}) 13... O-O 14. O-O {(#) White is a pawn down but has more space and two semi-open files. Moreover, the bishop c8 is not developed yet.} Qe7 15. Rac1 Rd8 16. Nb3 Rb8 17. Nc5 Nd5 18. a3 h6 19. Rfe1 b6 20. Nxe6 Bxe6 21. Qxc6 Qxa3 22. Ra1 Qd6 23. Qxd6 cxd6 24. Rxa7 {(#) White won the pawn back but now Black's b-pawn is very dangerous.} Nc3 25. e4 b5 26. d5 Bg4 27. Nd4 b4 28. h3 $6 ({Komodo 10 recommends the following line:} 28. Nc6 b3 29. Nxd8 b2 30. Bf1 b1=Q 31. Rxb1 Rxb1 32. Kg2 Nxe4 33. Bd3 Bh3+ 34. Kf3 Ng5+ 35. Ke3 Re1+ 36. Kd2 Re8 $11) 28... Bd1 29. e5 $6 ({According to Komodo 10} 29. Nc6 {was best. To support this claim the engine gives the following variation:} b3 30. Bf1 b2 31. Bd3 Be2 32. Bc2 (32. Bxe2 $2 Nxe2+ $19) 32... Ra8 33. Rb7 Ra1 34. Bb1 $11) 29... b3 30. e6 fxe6 ({After} 30... b2 31. exf7+ Kh8 32. Nc6 Rf8 33. Nxb8 b1=Q 34. Nc6 {Black has a queen for rook and two pawns but the pawn on f7 and his active pieces give White still some counterplay.}) 31. Rxe6 $2 ({Better was} 31. Nxe6 {e.g.} b2 32. Rxd1 Nxd1 33. Be4 b1=Q 34. Bxb1 Rxb1 35. Nxd8 Ne3+ 36. Kh2 Rb2 37. Rf7 Nxd5 $11) 31... Bc2 ({White's idea was} 31... b2 32. Nf5 b1=Q 33. Rxg7+ Kf8 34. Rf6+ Ke8 35. Re7#) (31... Nb5 $1 {was best.} 32. Nxb5 Rxb5 33. Bf1 b2 34. Bd3 b1=Q 35. Bxb1 Rxb1 $19) 32. Nxb3 Rxb3 33. Ree7 g5 34. Rac7 Bf5 35. Rg7+ Kh8 36. Rgf7 Ne2+ (36... Bd3 $17) 37. Kh2 Nd4 38. g4 Bd3 39. f4 gxf4 40. Rxf4 Rb2 41. Rcf7 Ne2 42. Rf2 Rdb8 43. R7f6 Nc3 {(#)} 44. Rxh6+ $2 ({ Less clear is} 44. Rxb2 Rxb2 45. Kg1 Ne2+ 46. Kf2 Nf4+ 47. Ke3 Nxg2+ 48. Kxd3 Kg7 49. Rxd6) 44... Kg7 45. Rhf6 Nd1 46. Rxb2 Rxb2 47. Rxd6 Bf1 48. Kg3 Rxg2+ 49. Kf4 Rf2+ 50. Kg5 Nc3 51. Rg6+ Kf7 52. d6 Ne4+ 53. Kh6 Rd2 54. Rg7+ Kf8 55. g5 Nxd6 56. Kh7 Bxh3 57. g6 Be6 0-1 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.08"] [Round "?"] [White "Nepomniachtchi, Ian"] [Black "Ding, Liren"] [Result "1-0"] [WhiteElo "2725"] [BlackElo "2778"] [PlyCount "79"] [EventDate "2016.??.??"] 1. e4 e5 2. Nf3 Nc6 3. d4 {Nepomniachtchi is one of the leading Scotch experts. } exd4 4. Nxd4 Bc5 5. Nxc6 ({Kasparov prefers} 5. Be3) 5... bxc6 6. Bd3 d6 7. h3 {A novelty in a rarely played line.} (7. Qe2 Nf6 8. Bg5 Qe7 9. Nc3 Bd4 10. Na4 Qe5 11. Bd2 a5 12. f4 Qe7 13. h3 Bd7 14. O-O-O c5 15. Nc3 O-O 16. Rhe1 Rfe8 17. Nb5 Bxb2+ 18. Kxb2 Rab8 19. Ka1 c6 20. Nc3 c4 21. Bxc4 d5 22. Bb3 a4 23. Nxa4 Nxe4 24. Bc3 Qd6 25. Be5 Rxe5 26. fxe5 Qxe5+ 27. Nb2 Qe7 28. Qa6 h5 29. Qa7 Rd8 30. c4 {1-0 (30) Nepomniachtchi,I (2710)-Zhigalko,S (2677) Bilbao 2014} ) 7... Ne7 8. Nc3 Ng6 9. Na4 Bd4 10. c3 Bf6 11. O-O Ne5 12. Be2 O-O 13. f4 Nd7 14. Qc2 c5 15. Bf3 Rb8 16. Be3 Ba6 17. Rfd1 Qe7 18. Bf2 Bb5 19. Rab1 Nb6 20. Nxb6 axb6 21. Re1 Bc4 22. b3 Be6 23. a4 Rfd8 24. b4 $1 Bc4 ({After} 24... cxb4 25. cxb4 {White can create a passed pawn on the a-file.}) 25. bxc5 {(#)} bxc5 ( 25... dxc5 26. e5 Bd3 (26... Bh4 27. g3) 27. Qb2 Bxb1 28. Qxb1 g6 29. exf6 Qxf6 {and White has two bishops for a pawn and a rook.}) 26. Rxb8 Rxb8 27. e5 dxe5 28. fxe5 Bg5 {White is clearly better: Black has isolated doubled c-pawns and White has a passed pawn on the a-file.} 29. a5 g6 30. Qe4 Qe6 (30... Ba6 31. Qc6 $16) (30... Bb5 31. Rb1 $18) 31. Bxc5 {The first pawn drops.} h5 32. Bd4 Rb3 33. Ra1 c5 34. a6 ({Also good was} 34. Bxc5 Rxc3 35. Bd4) 34... Bxa6 { (#) Now White wins with a tactical trick:} (34... cxd4 $2 35. a7 {and the pawn queens.}) 35. Qa8+ {(#)} Qc8 $2 ({Better was} 35... Kg7 36. Bd5 Qb6 37. Bxb3 cxd4 38. Qxa6 Qxb3 39. cxd4 Qe3+ 40. Kh1 Qxd4 41. Re1 $16 {and White is an exchange up but still has a lot of work to do before winning.}) 36. Rxa6 Rb8 37. Bf2 {The point - White has time to rescue his bishop.} Kg7 (37... Rxa8 38. Rxa8 $18) 38. Qc6 Rb1+ 39. Kh2 Qf5 40. Qe4 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.09"] [Round "?"] [White "Bu Xiangzhi"] [Black "Ivanchuk, Vassily"] [Result "1-0"] [PlyCount "111"] [EventDate "2016.??.??"] 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5 11. Qe2 Ne4 12. Bxe7 Qxe7 13. cxd5 Nxc3 ({Black more often strives for "hanging pawns" with} 13... exd5 14. dxc5 ({or} 14. Ba6 Ndf6 15. Bxb7 Qxb7 16. dxc5 bxc5) 14... bxc5 {.}) 14. Rxc3 Bxd5 15. e4 Bb7 16. b4 $5 {An interesting novelty. White offers a pawn because he would really love to enter on the seventh with his rook.} (16. Rfc1 Rac8 17. Ba6 Nf6 18. Bxb7 Qxb7 19. e5 Nd5 20. Rc4 cxd4 21. Nxd4 $6 (21. Qd2 Rxc4 22. Rxc4 Qa6 23. b3 b5 24. Rxd4 Rc8 $15) 21... Nf4 22. Qf1 Rxc4 23. Rxc4 Qe4 24. b3 Qxe5 $17 { Cvek,R (2440)-Jaworski,M (2400) Tschechien 1999}) 16... Rac8 (16... cxb4 $2 { does not work:} 17. Rc7 Rab8 18. Ne5 Rfd8 19. Bb5 Qd6 20. Rxd7 Rxd7 21. Nxd7 $16) ({But} 16... cxd4 {is possible because after} 17. Rc7 Rab8 18. Ne5 Rfd8 19. Bb5 $2 (19. f4 $11) 19... Qd6 $17 {is better for Black.}) 17. dxc5 bxc5 18. b5 c4 {Forcing events.} (18... Nb6 {or}) (18... Rfd8 {were quieter alternatives.}) 19. Rxc4 Rxc4 20. Bxc4 Qb4 21. Rd1 Rc8 {Black is active enough to regain the pawn.} 22. Rxd7 (22. Nd2 Nc5 23. Rb1 Qc3 24. f3 Na4 25. Bb3 Qc5+ 26. Qf2 Nc3 27. Qxc5 Rxc5 28. Rb2 Nxb5 $11) 22... Rxc4 23. h4 Qxb5 24. Rd8+ Kh7 25. Kh2 Rb4 26. Qxb5 Rxb5 27. Nd4 Rb4 28. f3 Kg6 {The position is equal but the grandmasters continue to fight.} 29. Nb3 Bc6 30. Rc8 Bb5 31. Rc7 Ra4 32. h5+ Kf6 33. e5+ Kf5 (33... Kxe5 $4 34. Rc5+ $18) 34. Kg3 g5 (34... Rxa2 $4 35. Nd4+ $18) 35. Nc1 a5 $6 {Black should have attacked the white weaknesses.} ( 35... Bf1 $1 36. Rxf7+ Kxe5 37. Kf2 Bc4 38. Rh7 Rb4 39. Rxh6 Rb2+ 40. Ke3 (40. Kg3 $2 Bf1 $19) 40... Rxg2 {should lead to a draw.}) 36. Rxf7+ Kxe5 37. Rh7 Rh4 38. Rxh6 a4 {That was Ivanchuk's idea. He wants to catch the knight on b1.} 39. a3 $1 {Putting the pawn on a black square where it is safe from Black's bishop. } (39. Rh8 Rh1 40. Rb8 Bc4 41. h6 Kf6 $1 $11) 39... Bc4 40. Kf2 (40. Rh8 { was the alternative:} Kf6 (40... Rh1 41. h6 $1 Kf6 (41... Rxc1 42. Rc8 $1 Rh1 43. Rxc4 Rxh6 44. Rxa4 $18) 42. h7 Kg7 43. Rc8 Bb5 44. h8=Q+ Rxh8 45. Rxh8 Kxh8 46. Kg4 Bf1 47. g3 $16) 41. Rh7 $5 Rh1 42. Rc7 Bd5 43. Nd3 Rxh5 44. Ra7 Rh4 45. Nc5 Rc4 46. Nxa4 $14) 40... Rh1 41. Ne2 Ra1 $2 ({Black had to put his hopes on the rook ending that arises after} 41... Bxe2 $1 42. Kxe2 Ra1 {It seems as if his counterplay is just in time.}) 42. Rg6 $1 Bd3 (42... Bxe2 {now fails to the "zwischenzug"} 43. Rxg5+ $16) 43. Rxg5+ Kf6 44. f4 (44. Rg8 {might be stronger.}) 44... Rxa3 $6 {Now Black cannot stop the white pawns.} (44... Ra2 $1 {wins a tempo and it is not clear whether White can win after} 45. Ke3 (45. Re5 Rxa3 46. Nd4 Ra2+ 47. Kf3 Bc4 48. g4 Bd5+ {isn't clear either.}) 45... Rxa3 {wins, e.g.} 46. Kd2 Bf5 47. g4 Rd3+ 48. Ke1 Be4 {and Black offers strong resistance.}) 45. Ng3 Ra1 46. h6 a3 47. Rg7 a2 48. Nh5+ Kf5 49. h7 $1 {On top of everything Black's king is caught in a mating net.} Rf1+ 50. Ke3 Re1+ (50... a1=Q 51. g4#) 51. Kxd3 Rd1+ 52. Ke3 Re1+ 53. Kf3 Rf1+ 54. Kg3 a1=Q 55. Rg5+ Ke4 56. Re5+ {White will queen his h-pawn and and remain with a great material advantage.} 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.10"] [Round "?"] [White "Nepomniachtchi, Ian"] [Black "Wang, Yue"] [Result "1-0"] [WhiteElo "2725"] [BlackElo "2730"] [SetUp "1"] [FEN "8/8/4b1rp/pp2kp1R/2p5/P1P1KB1P/1P4P1/8 b - - 0 50"] [PlyCount "70"] [EventDate "2016.??.??"] 50... Bd7 $6 (50... Kd6 51. Kd4 {seems to be better for White but it is hard to see how he can make progress.}) 51. g4 a4 52. gxf5 Rf6 $6 (52... Bxf5 $1 53. Bg4 Rg5 54. Rxh6 Bxg4 55. hxg4 Rxg4 56. Rh5+ Kd6 57. Kf3 Rg8 58. Rxb5 Rh8 { might lead to a theoretical draw.}) 53. Be4 {Now White is a clear pawn up.} Be8 54. Rh4 Bd7 55. Bc2 Bc6 56. Rd4 (56. Rg4 Bd5 57. Rg6 Rc6 58. h4 {looks more forcing.}) 56... Rf8 57. Be4 Rc8 58. Bxc6 Rxc6 59. Rd8 Rb6 60. Rc8 {Giving Black the f-pawn to penetrate with the pieces.} Kxf5 61. Rc5+ (61. Kd4 $1 { wins immediately, e.g.} Kf4 62. Kc5 Rb7 63. Kc6 $18 {and the black pawns on the queenside will quickly fall.}) 61... Ke6 62. h4 (62. Kd4 Rd6+ (62... Kd6 63. Rh5 Kc7 64. Kc5 $18) 63. Ke4 Rd2 (63... Rb6 64. Rd5 $1 Rb8 65. Kd4) 64. Rxb5 Kd6 {is not clear.}) 62... Kd7 63. Kf4 Rf6+ 64. Kg4 Rg6+ 65. Kh5 Rb6 66. Rf5 Ke7 67. Kg4 Rg6+ 68. Kf4 Rb6 (68... Rf6 69. Ke4 (69. Rxf6 Kxf6 $11) 69... Re6+ 70. Kd4 Rd6+ 71. Rd5 Rg6 72. Ke3 (72. Kc5 Rg2 73. Kxb5 Rxb2+ 74. Kxa4 Rb3 75. Rh5 Rxc3 76. Rxh6 Rh3 $11) 72... Re6+ 73. Kf3 Rf6+) 69. Re5+ Kd7 $2 { Now the white king penetrates. After} (69... Kf6 {it is not clear how White can make progress.}) 70. Kf5 Rb8 71. Kg6 Kc6 72. Re2 Rg8+ 73. Kxh6 {Now the h-pawn decides.} Kd6 74. h5 Rg3 75. Kh7 Rg5 76. h6 Kd7 77. Kh8 Rg6 78. Kh7 Rg5 79. Re3 Rg2 80. Re5 b4 81. axb4 Rxb2 82. Kg6 Rg2+ 83. Rg5 Rh2 84. h7 a3 85. Ra5 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.12"] [Round "?"] [White "Nepomniachtchi, I."] [Black "Hou Yifan"] [Result "1-0"] [WhiteElo "2725"] [BlackElo "2653"] [PlyCount "137"] [EventDate "2016.??.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. Qc2 c5 8. Bg2 Nc6 9. dxc5 bxc5 10. O-O O-O 11. Rd1 Qe7 12. Qa4 Bb7 13. Nc3 d6 14. Rd2 Rfd8 15. Rad1 a6 16. Ng5 Nd4 17. Bxb7 Qxb7 18. e3 Nf5 19. Qc2 Rac8 {(#)} 20. Nd5 {Spicing up the position and giving Black problems to solve.} exd5 21. Qxf5 h6 ({After} 21... dxc4 22. Rxd6 Rxd6 23. Rxd6 {White threatens 24.Rxf6 and Black is in trouble.}) 22. Nf3 dxc4 23. Rxd6 {(#)} Qc7 $2 ({Correct was} 23... Rxd6 24. Rxd6 Re8 {with the simple threat of ...Qxb2.} 25. Rd2 $11 {with a roughly equal position.}) 24. Rxd8+ Rxd8 25. Rxd8+ Qxd8 26. Qxc5 {White won a pawn.} Qd1+ 27. Kg2 Qc2 28. Qc8+ Kh7 29. h3 a5 30. Nd4 Qe4+ (30... Qxb2 31. Qxc4 {doesn't make life easier for Black.}) 31. Kh2 Qd3 32. Qc7 Qf1 33. Qf4 Qb1 {By attacking the queenside pawns Black forces a liquidation to a knight ending.} 34. Qf5+ Qxf5 35. Nxf5 Ne4 36. Kg2 c3 37. bxc3 Nxc3 38. a3 Nb5 39. a4 Nc3 40. Nd4 Nxa4 41. Nb3 h5 42. Nxa5 {(#) Black managed to exchange the queenside pawns which improves her drawing chances. But Black still has to fight and in "Fundamental Chess Endgames" Karsten Müller claims that knight endings with four against three pawns on one wing are almost always won for the side with the extra-pawn.} g6 43. Nc4 Kg7 44. Kf3 Nc5 45. e4 Ne6 46. Ke3 Kf6 47. f4 Nc7 48. Ne5 Nb5 49. Kd3 Ke6 50. Nf3 Ke7 ({Exchanging knights loses immediately:} 50... f6 $4 51. Nd4+) 51. Nd4 Nc7 52. Ke3 Na6 53. f5 gxf5 (53... Kf6 54. Kf4 g5+ 55. Ke3 Nb4 56. h4 g4 57. Nb5 (57. Ne2 $2 {yields nothing} Ke5 58. Nf4 Nc2+) 57... Ke5 58. Na3 Kf6 59. Nc4 {and the advance of the e-pawn secures White the win.}) 54. Nxf5+ Kf6 55. Kf4 Nc5 56. e5+ Kg6 57. Ne7+ ({ A shorter way to win was} 57. Nh4+ Kg7 58. Kf5 Ne6 59. Nf3 $18) 57... Kg7 58. Kf5 Nd3 (58... Ne6 $5 {may have been more stubborn.}) 59. Nd5 Nc5 60. h4 Kh6 61. Nf6 Ne6 62. Ne8 Nc5 63. Nd6 Kg7 64. Ne8+ Kh6 65. Nd6 Kg7 66. Kg5 Nd7 67. Nc4 f6+ 68. exf6+ Nxf6 69. Nd6 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.08"] [Round "1"] [White "Nepomniachtchi, I."] [Black "Ding Liren"] [Result "1-0"] [ECO "C45"] [WhiteElo "2725"] [BlackElo "2778"] [Annotator "mycomputer"] [PlyCount "79"] [EventDate "2016.07.06"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Bd3 d6 (6... d5 7. O-O Nf6 8. e5 Ng4 9. Bf4 g5 10. Bg3 h5 {Pasternak,L-Lasker,E Switzerland 1898}) 7. h3 $5 {A novelty at move seven.} (7. Qe2 Nf6 (7... Qe7 8. Nd2 Nf6 9. Nb3 Bb6 10. a4 a5 11. Be3 Bxe3 12. Qxe3 O-O 13. O-O Be6 {Nepomniachtchi,I (2730) -Sargissian,G (2686) Dubai UAE 2014}) 8. Bg5 Qe7 9. Nc3 Bd4 10. Na4 Qe5 11. Bd2 a5 {Nepomniachtchi,I (2710)-Zhigalko,S (2677) Bilbao ESP 2014}) 7... Ne7 8. Nc3 Ng6 9. Na4 Bd4 10. c3 Bf6 11. O-O Ne5 12. Be2 O-O 13. f4 Nd7 14. Qc2 c5 15. Bf3 Rb8 {Black looks fairly comfortable here, so perhaps his upcoming plan of transfering the queen's bishop isn't the best.} 16. Be3 Ba6 17. Rfd1 Qe7 18. Bf2 Bb5 19. Rab1 Nb6 20. Nxb6 axb6 21. Re1 Bc4 22. b3 Be6 23. a4 Rfd8 $6 (23... g6 24. b4 Bg7 {with equal chances.}) 24. b4 Bc4 $6 {From this point on, it's a one-way affair.} 25. bxc5 bxc5 26. Rxb8 Rxb8 27. e5 dxe5 28. fxe5 Bg5 29. a5 g6 30. Qe4 Qe6 31. Bxc5 h5 32. Bd4 Rb3 33. Ra1 c5 34. a6 Bxa6 35. Qa8+ Qc8 $2 ({ In better form, Ding would probably have gone for} 35... Kg7 36. Bd5 Qb6 37. Bxb3 cxd4 38. Qxa6 Qxb3 39. cxd4 Qe3+ 40. Kh1 Qxd4 {which is not easy to win for White.}) 36. Rxa6 Rb8 37. Bf2 $1 Kg7 38. Qc6 Rb1+ 39. Kh2 Qf5 40. Qe4 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.10"] [Round "3"] [White "Bu Xiangzhi"] [Black "Ivanchuk, V."] [Result "1-0"] [ECO "D58"] [WhiteElo "2723"] [BlackElo "2728"] [Annotator "mycomputer"] [PlyCount "111"] [EventDate "2016.07.06"] 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5 11. Qe2 Ne4 12. Bxe7 Qxe7 13. cxd5 Nxc3 (13... exd5 {is the main move, e.g.} 14. Ba6 Nxc3 15. Rxc3 Nf6 16. Bxb7 Qxb7 17. dxc5 Ne4 18. Rc2 bxc5 {Gligoric,S-Ivkov,B Belgrade 1962}) 14. Rxc3 (14. bxc3 $5) 14... Bxd5 15. e4 Bb7 16. b4 $5 (16. Rfc1 Rfd8 17. h3 Qd6 18. dxc5 Nxc5 19. Bb1 a5 20. Qe3 Rd7 21. Bc2 Rad8 22. Rc4 Qb8 23. Re1 Ba8 {?-? Vilela,J (2460) -Lengyel, L (2455) Trnava 1979}) 16... Rac8 (16... cxd4 {was probably fine as well, e.g.} 17. Rc7 (17. Nxd4 $6 Ne5) 17... Rab8 18. Bb5 Rfd8 19. Rd1 Qd6 20. Rxd7 Rxd7 21. Bxd7 Qxd7 22. Rxd4 Qe7) 17. dxc5 bxc5 18. b5 c4 19. Rxc4 Rxc4 20. Bxc4 Qb4 21. Rd1 Rc8 22. Rxd7 Rxc4 23. h4 Qxb5 24. Rd8+ Kh7 25. Kh2 Rb4 26. Qxb5 Rxb5 27. Nd4 Rb4 28. f3 Kg6 29. Nb3 Bc6 30. Rc8 Bb5 31. Rc7 Ra4 32. h5+ Kf6 33. e5+ Kf5 34. Kg3 g5 35. Nc1 a5 $6 (35... Rh4 $1 36. Rxf7+ Kxe5 37. Rxa7 Bc4 $1 {should draw easily.}) 36. Rxf7+ Kxe5 37. Rh7 Rh4 38. Rxh6 a4 39. a3 Bc4 40. Kf2 Rh1 41. Ne2 Ra1 42. Rg6 Bd3 43. Rxg5+ Kf6 44. f4 Rxa3 45. Ng3 Ra1 $2 {This looks logical but loses quickly.} ({The best try was} 45... Kf7 46. h6 Bg6 {with some drawing chances.}) 46. h6 $1 a3 47. Rg7 $1 a2 (47... Bg6 48. Ra7 a2 49. Nh5+ Kf5 50. Ra5+ Ke4 51. h7 Bxh7 52. Nf6+ Kd4 53. Nxh7 Rh1 54. Rxa2 Rxh7 55. Kf3 {should win as well.}) 48. Nh5+ Kf5 49. h7 Rf1+ 50. Ke3 Re1+ (50... a1=Q 51. Rg5#) 51. Kxd3 Rd1+ 52. Ke3 Re1+ 53. Kf3 Rf1+ 54. Kg3 a1=Q 55. Rg5+ Ke4 56. Re5+ 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.11"] [Round "4"] [White "Ding Liren"] [Black "Bu Xiangzhi"] [Result "1-0"] [ECO "D42"] [WhiteElo "2778"] [BlackElo "2723"] [Annotator "mycomputer"] [PlyCount "95"] [EventDate "2016.07.06"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e3 Nc6 7. Bd3 cxd4 8. exd4 Be7 9. O-O O-O 10. Re1 Bf6 11. Be4 Nce7 12. Qd3 g6 13. Bh6 Bg7 14. Bg5 ( 14. Bxg7 Kxg7 15. Rac1 Bd7 16. Bxd5 exd5 17. h3 Rc8 18. Re2 Bf5 19. Qd2 Nc6 20. Rce1 Qd6 {Grischuk,A (2760)-Ghaem Maghami,E (2585) Mainz GER 2010}) 14... f6 ( 14... Qd6 15. Ne5 f6 16. Nc4 Qd7 17. Bd2 b6 18. Rad1 Bb7 {?-? Ribli,Z (2595) -Jansa,V (2450) Moscow 1977}) 15. Bd2 Nxc3 16. Qxc3 Nd5 17. Qb3 b6 18. Bb4 Rf7 19. Nd2 Bb7 20. Ba3 Qd7 21. Nc4 Bf8 22. Bxf8 Rfxf8 23. g3 Rac8 24. Bg2 Kg7 25. a4 Rfd8 26. a5 b5 27. Nd2 Qc6 28. a6 Ba8 (28... Bxa6 29. Qa3 Bb7 30. Nb3 $1 { is annoying.}) 29. Qa3 b4 30. Qa5 Qc2 31. Ne4 Qxb2 32. Nc5 Rd6 33. Nb7 Rd7 ({ Black could play} 33... Rc2 $1 34. Rf1 (34. Nxd6 $2 Rxf2 35. Be4 Nf4 $1 36. gxf4 Rg2+ $1) 34... Rb6 {which is equal.}) 34. Nc5 Rd6 35. Nb7 Rd7 36. Qb5 Nb6 37. Nc5 Bxg2 38. Kxg2 Rd6 39. Rab1 Qa2 (39... Qc3) 40. Rb3 Qc2 41. Qxb4 Kf7 $6 (41... Re8) 42. Rb2 Qf5 $6 ({Black will lose material anyway, so the best way to go forward was} 42... Rxd4 43. Qxd4 Qxc5) 43. Ne4 Rdc6 44. Nd6+ Rxd6 45. Qxd6 Re8 46. d5 $1 Nxd5 (46... Qxd5+ 47. Qxd5 Nxd5 48. Rb7+ Re7 49. Rc1 h5 50. Rc8) 47. Rb7+ Re7 48. Qb8 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.11"] [Round "4"] [White "Leko, P."] [Black "Nepomniachtchi, I."] [Result "0-1"] [ECO "B90"] [WhiteElo "2712"] [BlackElo "2725"] [Annotator "mycomputer"] [PlyCount "92"] [EventDate "2016.07.06"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 h5 10. Be2 Nbd7 11. Nd5 Bxd5 12. exd5 O-O 13. O-O Qb8 14. Kh1 Bd8 15. f4 (15. c4 Bb6 16. Bxb6 Nxb6 17. f4 e4 18. Nd4 Qc8 19. Rac1 Re8 20. b4 Qd7 21. Nc2 Nc8 22. Ne3 Ne7 {Saric,I (2666)-Nepomniachtchi,I (2735) Poikovsky RUS 2014}) 15... Re8 16. c4 (16. fxe5 $5 Nxe5 17. Nd4) 16... b5 17. fxe5 Nxe5 18. cxb5 axb5 19. Nd4 Nc4 20. Bxc4 bxc4 21. Bg1 $2 ({White had to play} 21. Nf5 Ne4 22. Qd1 {with approximate equality.}) 21... Qb7 22. Qc2 Ne4 $1 (22... Qxd5 23. Rad1 {is less clear.}) 23. Rae1 Qxd5 $1 24. Rf5 Qb7 25. Rb5 (25. Rxh5 d5 (25... Rxa2)) 25... Qe7 $1 {Perhaps this is what Leko had underestimated. Black threatens Ng3+.} 26. Rf1 g6 27. Nf3 Qe6 {White has no compensation at all.} 28. a4 h4 29. Nd4 Qd7 30. Qxc4 h3 31. Rf4 Nc5 32. b3 (32. gxh3 $5 Rxa4 33. b4) 32... hxg2+ 33. Kxg2 Rc8 34. Qf1 Bg5 35. Rf3 Ne4 36. Rd3 Qg4+ 37. Kh1 Rc1 38. Qg2 Qh4 39. Rf3 Be3 40. Ne2 Nf2+ 41. Rxf2 Bxf2 42. Nxc1 Bxg1 43. Qg3 Qd4 44. Qxg1 Qd2 45. Nd3 Qxd3 46. Rg5 Re2 0-1 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.13"] [Round "6.5"] [White "Nepomniachtchi, Ian"] [Black "Wang, Hao"] [Result "1/2-1/2"] [ECO "A11"] [WhiteElo "2725"] [BlackElo "2734"] [Annotator "mycomputer"] [PlyCount "65"] [EventDate "2016.07.08"] 1. c4 c6 2. Nf3 d5 3. g3 Bg4 4. Ne5 Be6 5. Bg2 Nd7 6. Nxd7 Qxd7 7. cxd5 Bxd5 8. e4 Bc4 9. d4 Nf6 10. Nc3 e6 11. Be3 Be7 12. Bf1 Bxf1 13. Kxf1 e5 14. Kg2 Ng4 15. d5 Nxe3+ 16. fxe3 Rc8 17. Qe2 Bb4 18. dxc6 Qxc6 19. Nd5 Qc2 20. Kf3 Qxe2+ 21. Kxe2 Rc2+ 22. Kf3 {This is almost self-mating, but the winner has it all under control.} Be7 (22... Rxb2 23. Rab1 {and White gets back the pawn and the initiative.}) 23. Rac1 {Active defense is clearly much better than Rab1.} Rxb2 24. Rc8+ Bd8 25. Rb8 {White has compensation, but not more.} h5 26. Rd1 { It's time for Black to sack a queen for a pawn. No wait, that's bughouse. Coming to Chess.com soon!} g5 {OK, I'll use my own pawn.} 27. h3 g4+ 28. hxg4 hxg4+ 29. Kxg4 Rf2 30. Nf4 (30. Nf6+ Ke7 $1 31. Nh5 Rg8+ 32. Kh3 Rh8 33. Rxb7+ Ke6 34. g4 Re2 35. Rbd7 Be7 {and somehow neither king is mated, though White can at least play on.}) 30... Rg8+ 31. Kh3 Rh8+ 32. Kg4 Rg8+ 33. Kh3 1/2-1/2 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.16"] [Round "8.4"] [White "Nepomniachtchi, Ian"] [Black "Bu, Xiangzhi"] [Result "1-0"] [ECO "C84"] [WhiteElo "2725"] [BlackElo "2723"] [Annotator "mycomputer"] [PlyCount "95"] [EventDate "2016.07.08"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. d3 Be7 8. Nc3 d6 9. a3 O-O 10. Re1 h6 11. Ne2 Re8 12. Ng3 Bf8 13. c3 Qd7 14. d4 Na5 15. Bc2 Nc4 16. a4 Rad8 17. b3 Nb6 18. a5 Nc8 19. d5 c5 20. h3 g6 21. c4 b4 22. Ra2 Bg7 23. Bb1 Ne7 24. Nh2 g5 25. Nh5 Bc8 26. Nxf6+ Bxf6 27. Qh5 Kg7 28. Ng4 Rh8 29. f4 $1 gxf4 (29... exf4 $2 30. Nxf6 Kxf6 31. Bb2# {is embarassing.}) 30. g3 Ng6 31. gxf4 Qe7 32. Nxf6 Qxf6 33. fxe5 dxe5 34. Rg2 Qd6 35. Rf1 {Not surprisingly, the opening of the position greatly favors White.} Rde8 36. Kh1 Re7 37. Be3 Rc7 38. Rgf2 Rh7 39. Rf6 Qxf6 40. Rxf6 Kxf6 41. Bxh6 Rxh6 42. Qxh6 Re7 43. h4 Re8 44. Qg5+ Kg7 45. h5 Rh8 46. Bc2 Rh6 47. Bd1 f6 48. Qg1 {Forget the knight -- the queen will take all of Black's pawns.} 1-0 [Event "7th Hainan Danzhou GM"] [Site "Danzhou CHN"] [Date "2016.07.17"] [Round "9.3"] [White "Ivanchuk, Vassily"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [ECO "A30"] [WhiteElo "2728"] [BlackElo "2725"] [Annotator "mycomputer"] [PlyCount "70"] [EventDate "2016.07.08"] 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. e3 e6 5. d4 cxd4 6. exd4 Ne7 7. d5 exd5 8. cxd5 d6 9. Nc3 O-O 10. Nge2 Nd7 11. O-O Ne5 12. h3 Bf5 13. g4 Bd7 14. Nf4 Nc8 15. Re1 Re8 16. Rb1 h6 17. Bd2 Nc4 18. Rxe8+ Qxe8 19. Bc1 N8b6 20. Ne4 f5 21. gxf5 Bxf5 22. Ne6 Bxe6 23. dxe6 Qxe6 24. b3 d5 25. bxc4 dxe4 26. c5 Nd5 27. Rxb7 Rf8 28. Qb3 Qf5 29. Kh1 Rd8 30. Qc2 Nf4 31. Bb2 $2 (31. c6 $1 Nxg2 32. Qb3+ $1 { covers f3 and was almost certainly what Chucky missed. If not for this zwischenzug, Black would have a repetition after} (32. Kxg2 Qf3+ 33. Kg1 Qxh3 34. c7 Qg4+ 35. Kf1 Qh3+ (35... Rd1+ 36. Qxd1 Qxd1+ 37. Kg2 Qg4+ 38. Kf1 Kh7 { may even win, but White seems to hold after} 39. Rb8))) 31... Bxb2 32. Qxb2 Rd1+ 33. Kh2 Ne6 34. Rb8+ Kf7 35. Rb7+ Kg8 1/2-1/2