Event: Biel Chess Festival BTZ
Site: Biel, Switzerland
Date: 2024-07-21
White: Jumabayev, Rinat
WhiteTitle: GM
WhiteElo: 2521
Black: Xiao, Tong(QD)
BlackElo: 2176
Result: 0-1
ECO: B53
Opening: Sicilian Defense: Chekhover Variation
Variant: Standard
TimeControl: 3' + 2''/mv from move 1

1. Nf3 { [%eval 0.14] [%clk 0:03:04] } 1... c5 { [%eval 0.38] [%clk 0:03:03] } 2. e4 { [%eval 0.22] [%clk 0:03:01] } 2... d6 { [%eval 0.26] [%clk 0:03:03] } 3. d4 { [%eval 0.26] [%clk 0:03:02] } 3... cxd4 { [%eval 0.28] [%clk 0:03:04] } 4. Qxd4 { [%eval 0.08] [%clk 0:03:03] } 4... Nc6 { [%eval 0.16] [%clk 0:03:04] } 5. Bb5 { [%eval 0.14] [%clk 0:03:04] } 5... Bd7 { [%eval 0.2] [%clk 0:03:04] } 6. Qd3 { [%eval 0.17] [%clk 0:03:04] } 6... Nf6 { [%eval 0.21] [%clk 0:03:03] } 7. O-O { [%eval 0.0] [%clk 0:03:04] } 7... g6 { [%eval 0.25] [%clk 0:03:02] } 8. h3 { [%eval -0.06] [%clk 0:03:04] } 8... Bg7 { [%eval 0.17] [%clk 0:03:02] } 9. c4 { [%eval 0.18] [%clk 0:03:05] } 9... O-O { [%eval 0.23] [%clk 0:03:02] } 10. Nc3 { [%eval 0.24] [%clk 0:03:06] } 10... Rc8 { [%eval 0.25] [%clk 0:02:38] } 11. Be3 { [%eval 0.25] [%clk 0:02:49] } 11... a6 { [%eval 0.36] [%clk 0:02:55] } 12. Bxc6 { [%eval 0.37] [%clk 0:02:50] } 12... Bxc6 { [%eval 0.37] [%clk 0:02:55] } 13. Nd4 { [%eval 0.41] [%clk 0:02:50] } 13... Nd7 { [%eval 0.26] [%clk 0:02:53] } 14. Rac1 { [%eval 0.29] [%clk 0:02:42] } 14... Nc5 { [%eval 0.28] [%clk 0:02:51] } 15. Qb1 { [%eval 0.35] [%clk 0:02:43] } 15... Bd7 { [%eval 0.25] [%clk 0:02:52] } 16. Rfd1 { [%eval 0.28] [%clk 0:02:40] } 16... Na4 { [%eval 0.46] [%clk 0:02:40] } 17. Nxa4 { [%eval 0.48] [%clk 0:02:31] } 17... Bxa4 { [%eval 0.47] [%clk 0:02:41] } 18. b3 { [%eval 0.41] [%clk 0:02:32] } 18... Bd7 { [%eval 0.39] [%clk 0:02:42] } 19. Nf3 { [%eval 0.12] [%clk 0:02:29] } 19... Bc6 { [%eval 0.36] [%clk 0:02:31] } 20. Bg5?! { [%eval -0.73] } { Inaccuracy. Nd4 was best. } { [%clk 0:01:55] } 20... h6?! { [%eval 0.0] } { Inaccuracy. f5 was best. } { [%clk 0:02:26] } 21. Bh4 { [%eval 0.0] [%clk 0:01:56] } 21... Qc7 { [%eval 0.06] [%clk 0:02:15] } 22. Nd4 { [%eval 0.02] [%clk 0:01:43] } 22... Rfe8 { [%eval 0.01] [%clk 0:02:14] } 23. Bg3 { [%eval 0.01] [%clk 0:01:40] } 23... Qb6 { [%eval 0.12] [%clk 0:02:06] } 24. Ne2 { [%eval -0.1] [%clk 0:01:32] } 24... Qb4 { [%eval 0.0] [%clk 0:01:58] } 25. Nf4 { [%eval -0.07] [%clk 0:01:31] } 25... b5 { [%eval 0.16] [%clk 0:01:34] } 26. Qd3 { [%eval -0.24] [%clk 0:01:01] } 26... bxc4 { [%eval -0.12] [%clk 0:01:31] } 27. Rxc4 { [%eval -0.12] [%clk 0:01:02] } 27... Qb7 { [%eval -0.07] [%clk 0:01:27] } 28. Nd5 { [%eval -0.08] [%clk 0:00:33] } 28... Bb5 { [%eval 0.0] [%clk 0:01:21] } 29. Rxc8 { [%eval 0.0] [%clk 0:00:34] } 29... Rxc8 { [%eval 0.0] [%clk 0:01:22] } 30. Qd2 { [%eval 0.0] [%clk 0:00:33] } 30... e6 { [%eval 0.0] [%clk 0:01:12] } 31. Ne3 { [%eval 0.0] [%clk 0:00:31] } 31... Qxe4 { [%eval 0.0] [%clk 0:01:13] } 32. Qxd6 { [%eval -0.06] [%clk 0:00:31] } 32... h5 { [%eval 0.0] [%clk 0:00:53] } 33. a4 { [%eval 0.0] [%clk 0:00:33] } 33... Bc6 { [%eval 0.0] [%clk 0:00:54] } 34. Rc1 { [%eval 0.03] [%clk 0:00:21] } 34... Bf8 { [%eval 0.02] [%clk 0:00:35] } 35. Qf4?! { [%eval -0.62] } { Inaccuracy. Qd1 was best. } { [%clk 0:00:14] } 35... Qxf4 { [%eval -0.64] [%clk 0:00:28] } 36. Bxf4 { [%eval -0.55] [%clk 0:00:15] } 36... Bb7 { [%eval -0.19] [%clk 0:00:28] } 37. Rxc8 { [%eval -0.28] [%clk 0:00:16] } 37... Bxc8 { [%eval -0.28] [%clk 0:00:30] } 38. Nc4 { [%eval -0.33] [%clk 0:00:14] } 38... f6 { [%eval 0.0] [%clk 0:00:30] } 39. Bd6 { [%eval -0.02] [%clk 0:00:15] } 39... e5 { [%eval 0.0] [%clk 0:00:29] } 40. Bxf8 { [%eval 0.0] [%clk 0:00:16] } 40... Kxf8 { [%eval -0.01] [%clk 0:00:30] } 41. Kf1 { [%eval -0.41] [%clk 0:00:13] } 41... Be6 { [%eval -0.38] [%clk 0:00:31] } 42. Na5 { [%eval -0.73] [%clk 0:00:06] } 42... Ke7 { [%eval -0.45] [%clk 0:00:31] } 43. h4 { [%eval -0.33] [%clk 0:00:06] } 43... Kd6 { [%eval -0.63] [%clk 0:00:32] } 44. b4 { [%eval -0.43] [%clk 0:00:05] } 44... Bd5 { [%eval -0.05] [%clk 0:00:31] } 45. g3 { [%eval -0.01] [%clk 0:00:06] } 45... g5 { [%eval 0.0] [%clk 0:00:29] } 46. Ke2 { [%eval 0.0] [%clk 0:00:07] } 46... gxh4 { [%eval 0.0] [%clk 0:00:30] } 47. gxh4 { [%eval 0.0] [%clk 0:00:09] } 47... f5 { [%eval 0.0] [%clk 0:00:32] } 48. Kd3 { [%eval 0.0] [%clk 0:00:08] } 48... Ke6 { [%eval 0.0] [%clk 0:00:15] } 49. Nc4 { [%eval -0.16] [%clk 0:00:10] } 49... Bc6 { [%eval -0.32] [%clk 0:00:16] } 50. a5? { [%eval -1.7] } { Mistake. Nb2 was best. } { [%clk 0:00:04] } 50... Bb5 { [%eval -1.36] [%clk 0:00:16] } 51. Kc3 { [%eval -0.75] [%clk 0:00:05] } 51... Kd5 { [%eval -0.51] [%clk 0:00:16] } 52. Nd2? { [%eval -1.97] } { Mistake. Na3 was best. } { [%clk 0:00:04] } 52... e4 { [%eval -1.95] [%clk 0:00:17] } 53. Nb3 { [%eval -1.88] [%clk 0:00:05] } 53... f4 { [%eval -1.96] [%clk 0:00:18] } 54. Kd2? { [%eval -3.5] } { Mistake. Nd4 was best. } { [%clk 0:00:05] } 54... Bc4?? { [%eval -0.15] } { Blunder. Kc4 was best. } { [%clk 0:00:12] } 55. Nc5 { [%eval -0.18] [%clk 0:00:06] } 55... Kd4 { [%eval 0.0] [%clk 0:00:13] } 56. Nd7 { [%eval 0.0] [%clk 0:00:06] } 56... e3+ { [%eval 0.0] [%clk 0:00:09] } 57. fxe3+ { [%eval 0.0] [%clk 0:00:07] } 57... fxe3+ { [%eval 0.0] [%clk 0:00:11] } 58. Ke1 { [%eval 0.0] [%clk 0:00:08] } 58... Kc3 { [%eval 0.0] [%clk 0:00:12] } 59. Nf6 { [%eval 0.0] [%clk 0:00:05] } 59... Kxb4 { [%eval 0.0] [%clk 0:00:12] } 60. Nxh5 { [%eval 0.0] [%clk 0:00:06] } 60... Kxa5 { [%eval 0.0] [%clk 0:00:14] } 61. Nf6 { [%eval 0.0] [%clk 0:00:07] } 61... Kb4 { [%eval 0.0] [%clk 0:00:13] } 62. h5 { [%eval 0.0] [%clk 0:00:07] } 62... Kb3 { [%eval 0.07] [%clk 0:00:08] } 63. h6 { [%eval 0.04] [%clk 0:00:08] } 63... Bd3 { [%eval 0.0] [%clk 0:00:09] } 64. Nd5 { [%eval 0.0] [%clk 0:00:05] } 64... a5 { [%eval 0.0] [%clk 0:00:08] } 65. Nb6 { [%eval 0.0] [%clk 0:00:05] } 65... Kb4 { [%eval 0.0] [%clk 0:00:04] } 66. Nd5+ { [%eval 0.0] [%clk 0:00:06] } 66... Kb3 { [%eval 0.0] [%clk 0:00:05] } 67. Nb6 { [%eval 0.0] [%clk 0:00:07] } 67... Kc3 { [%eval 0.0] [%clk 0:00:04] } 68. Nd5+ { [%eval 0.0] [%clk 0:00:07] } 68... Kd4 { [%eval 0.0] [%clk 0:00:05] } 69. Nf4?? { [%eval -5.5] } { Blunder. Nb6 was best. } { [%clk 0:00:06] } 69... Bh7 { [%eval -4.74] [%clk 0:00:05] } 70. Ne2+?! { [%eval -7.46] } { Inaccuracy. Ne6+ was best. } { [%clk 0:00:06] } 70... Kc4 { [%eval -7.37] [%clk 0:00:06] } 71. Nc1 { [%eval -10.72] [%clk 0:00:06] } 71... a4 { [%eval -10.71] [%clk 0:00:08] } 72. Ke2 { [%eval -8.93] [%clk 0:00:07] } 72... Kd4 { [%eval -7.62] [%clk 0:00:09] } 73. Na2 { [%eval -7.41] [%clk 0:00:08] } 73... Bd3+ { [%eval -7.49] [%clk 0:00:10] } 74. Kf3 { [%eval -7.49] [%clk 0:00:08] } 74... Be4+ { [%eval -7.25] [%clk 0:00:07] } 75. Ke2 { [%eval -7.14] [%clk 0:00:10] } 75... Bb1 { [%eval -6.86] [%clk 0:00:04] } 76. Nc1?! { [%eval -11.2] } { Inaccuracy. Nb4 was best. } { [%clk 0:00:09] } 76... a3 { [%eval -10.19] [%clk 0:00:06] } 77. Kf3 { [%eval -8.8] [%clk 0:00:08] } 77... Bh7 { [%eval -8.65] [%clk 0:00:04] } 78. Ke2 { [%eval -8.05] [%clk 0:00:08] } 78... Ke4 { [%eval -21.59] [%clk 0:00:04] } 79. Na2 { [%eval -47.66] [%clk 0:00:08] } 79... Kd4 { [%eval -12.12] [%clk 0:00:05] } 80. Nc1 { [%eval -54.83] [%clk 0:00:09] } 80... Kc3 { [%eval -20.91] [%clk 0:00:05] } 81. Kxe3?! { [%eval #-52] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:00:07] } 81... Kb2?? { [%eval 0.0] } { Lost forced checkmate sequence. Kc2 was best. } { [%clk 0:00:06] } 82. Nd3+?? { [%eval #-61] } { Checkmate is now unavoidable. Kd2 was best. } { [%clk 0:00:08] } 82... Kc3 { [%eval -43.32] [%clk 0:00:05] } 83. Nc1 { [%eval -7.41] [%clk 0:00:08] } 83... Bg8 { [%eval -8.33] [%clk 0:00:05] } 84. Na2+ { [%eval -9.16] [%clk 0:00:04] } 84... Kb3 { [%eval -7.52] [%clk 0:00:06] } 85. Nc1+ { [%eval -7.38] [%clk 0:00:06] } 85... Kc2 { [%eval -7.23] [%clk 0:00:08] } 86. Na2? { [%eval #-35] } { Checkmate is now unavoidable. Nd3 was best. } { [%clk 0:00:07] } 86... Kb2 { [%eval -76.08] [%clk 0:00:06] } 87. Nb4 { [%eval -7.88] [%clk 0:00:07] } 87... Bh7?? { [%eval 0.0] } { Blunder. Kb3 was best. } { [%clk 0:00:06] } 88. Kd2?? { [%eval #-21] } { Checkmate is now unavoidable. Kd4 was best. } { [%clk 0:00:06] } 88... Kb3 { [%eval #-19] [%clk 0:00:06] } 89. Na6 { [%eval #-13] [%clk 0:00:03] } 89... a2 { [%eval #-12] [%clk 0:00:07] } 90. Nc5+ { [%eval #-13] [%clk 0:00:04] } 90... Ka3 { [%eval #-16] [%clk 0:00:08] } 0-1