[Event "Chessmaster US Championships 2005"] [Site "San Diego, CA USA"] [Date "2004.11.30"] [Round "6"] [White "Grigory Serper"] [Black "Hikaru Nakamura"] [Result "1/2-1/2"] [WhiteElo "2542"] [BlackElo "2620"] [Variant "Standard"] [TimeControl "-"] [ECO "D12"] [Opening "Slav Defense: Quiet Variation, Schallopp Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 { D12 Slav Defense: Quiet Variation, Schallopp Defense } 5. Nc3 a6 6. Bd3 Bxd3 7. Qxd3 b5 8. cxd5 cxd5 9. O-O e6 10. Bd2 Bd6?! { (0.13 → 0.80) Inaccuracy. Nbd7 was best. } (10... Nbd7 11. Rac1 Bd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 O-O 15. Bg5 Qb8 16. Rc6 Nb6 17. Rfc1) 11. Rfc1?! { (0.80 → 0.11) Inaccuracy. e4 was best. } (11. e4 b4 12. Nxd5 exd5 13. e5 Ne4 14. exd6 Qxd6 15. Rac1 O-O 16. Rc2 Nc6 17. Ne5 Ne7) 11... O-O 12. Ne2 Qb6 13. Rc2 Nc6 14. Rac1 Rac8 15. Be1 Rc7 16. Ng3 Rfc8 17. Bd2 h6 18. Be1 g6 19. Bd2 Kg7 20. Be1 a5 21. Bd2 a4 22. Be1 Ra8 23. Bd2 Rac8 24. Be1 Qa6 25. Bd2 a3 26. bxa3 Bxa3 27. Rb1 Qa4 28. Ne1 Nb4 29. Rxc7 Rxc7 30. Qb3 Rc4 31. Bxb4?! { (0.00 → -0.62) Inaccuracy. Nf3 was best. } (31. Nf3 Ne4 32. Nxe4 dxe4 33. Ne1 Nd5 34. Qxb5 Bd6 35. Qxa4 Rxa4 36. Rb2 f5 37. f3 Ra3) 31... Bxb4 32. Nd3 Bd6 33. Qxb5 Qxa2 34. Qb2 Qa5 35. Qb6 Qa3 36. Qb3 Qa8 37. Qd1 h5 38. Ra1 Qc8 39. Nf1 Rc3 40. h3 Ne4 41. Ne1 Qd8 42. Nf3 Qc7 43. Ne1 Be7 44. Nd2 Nd6 45. Nef3 Bf6 46. Rb1 Rc2 47. Ne1 Rc3 48. Nef3 Nf5 49. Nb3 Be7 50. Rc1 Ba3 51. Rxc3 Qxc3 52. Nbd2 Bd6 53. Nf1 Bc7 54. Qa4 Nd6 55. Qd1 Ne4 56. N3d2 Qd3 57. Qb1 Qxb1 58. Nxb1 Ba5 59. f3 Nd6 60. Kf2 f6 61. Nbd2 e5 62. dxe5 fxe5 63. Ke2 h4 64. Nb3 Bb6 65. Nc1 Kf6 66. Nd3 Ke6 67. Nf2 Nb5 68. Kd3 Nd6 69. Nh2 Nf5 70. Nf1 Ng7 71. Ke2 Nh5 72. Nd3 Ba5 73. Nc5+ Ke7 74. Nd3 Kd6 75. Nf2 g5 76. Nd3 e4 77. fxe4 dxe4 78. Nf2 Kd5 79. Ng4 Bc3 80. Nf2?! { (-0.08 → -0.71) Inaccuracy. Kf2 was best. } (80. Kf2 Ng7 81. g3 Ne6 82. Ke2 Nc5 83. gxh4 gxh4 84. Nd2 Ne6 85. Nb1 Bb4 86. Nd2 Ng5) 80... Ng3+ 81. Nxg3 hxg3 82. Nxe4?? { (-0.71 → -3.96) Blunder. Ng4 was best. } (82. Ng4 Bg7 83. Kd1 Kc4 84. Kd2 Kb3 85. Ke1 Kc3 86. Kd1 Kd3 87. Ke1 Ba1 88. Nh6 Kxe3) 82... Kxe4 83. Kf1 Be5 84. Kg1 Kd3 85. e4 Ke3 86. Kf1 Kd4 87. Kg1 Kc4 88. Kh1 Kd3 89. Kg1 Ke2 90. Kh1 Bd4 91. e5 Bxe5 92. Kg1 Ke1 93. Kh1 Kf2?? { (-3.96 → -0.60) Blunder. Ke2 was best. } (93... Ke2 94. Kg1 Bd4+ 95. Kh1 Ba1 96. Kg1 Ke1 97. Kh1 Bc3 98. Kg1 Bb2 99. Kh1 Bg7 100. Kg1) 94. h4 gxh4?! { (-0.72 → 0.00) Inaccuracy. g4 was best. } { Draw by stalemate. } (94... g4 95. h5) 1/2-1/2