Event: Round 4: Bigabylov, Zhuban - Fedorov, Grigory
Date: 2024-12-18
White: Bigabylov, Zhuban
WhiteTitle: FM
WhiteElo: 1907
Black: Fedorov, Grigory
BlackElo: 1916
Result: 0-1
ECO: E94
Opening: King's Indian Defense: Orthodox Variation, Positional Defense
Variant: Standard

1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.19] [%clk 1:20:14] } 2. c4 { [%eval 0.17] [%clk 1:30:03] } 2... g6 { [%eval 0.25] [%clk 1:20:41] } 3. Nc3 { [%eval 0.21] [%clk 1:30:26] } 3... Bg7 { [%eval 0.51] [%clk 1:21:05] } 4. e4 { [%eval 0.4] [%clk 1:30:46] } 4... d6 { [%eval 0.47] [%clk 1:21:30] } 5. Nf3 { [%eval 0.42] [%clk 1:30:50] } 5... O-O { [%eval 0.44] [%clk 1:21:50] } 6. Be2 { [%eval 0.45] [%clk 1:31:16] } 6... Nbd7 { [%eval 0.6] [%clk 1:22:10] } 7. O-O { [%eval 0.63] [%clk 1:31:37] } 7... e5 { [%eval 0.72] [%clk 1:22:32] } 8. Be3 { [%eval 0.72] [%clk 1:30:59] } 8... Qe7 { [%eval 0.78] [%clk 1:22:49] } 9. Qc2 { [%eval 0.84] [%clk 1:23:16] } 9... c6 { [%eval 0.95] [%clk 1:23:05] } 10. Rfd1 { [%eval 0.5] [%clk 1:08:02] } 10... h6?! { [%eval 1.15] } { Inaccuracy. exd4 was best. } { [%clk 1:22:39] } 11. dxe5?! { [%eval 0.31] } { Inaccuracy. d5 was best. } { [%clk 1:05:25] } 11... dxe5 { [%eval 0.5] [%clk 1:22:32] } 12. h3 { [%eval 0.49] [%clk 1:05:31] } 12... Nh5 { [%eval 0.49] [%clk 1:16:59] } 13. Qd2 { [%eval 0.23] [%clk 1:03:09] } 13... Nf4 { [%eval 0.21] [%clk 1:13:47] } 14. Qd6 { [%eval -0.09] [%clk 0:59:07] } 14... Re8 { [%eval 0.16] [%clk 1:11:11] } 15. Qxe7 { [%eval -0.04] [%clk 0:56:29] } 15... Nxe2+ { [%eval -0.02] [%clk 1:06:37] } 16. Nxe2 { [%eval 0.0] [%clk 0:56:51] } 16... Rxe7 { [%eval 0.0] [%clk 1:07:06] } 17. Nd2 { [%eval -0.1] [%clk 0:42:10] } 17... f5 { [%eval -0.13] [%clk 1:06:14] } 18. f3 { [%eval -0.18] [%clk 0:42:32] } 18... Nf6 { [%eval -0.18] [%clk 1:03:55] } 19. Nc3 { [%eval -0.37] [%clk 0:42:21] } 19... Be6 { [%eval -0.43] [%clk 1:02:44] } 20. b3 { [%eval -0.29] [%clk 0:40:49] } 20... Rd7 { [%eval -0.2] [%clk 0:54:27] } 21. Nf1 { [%eval -0.48] [%clk 0:38:52] } 21... Bf8 { [%eval -0.11] [%clk 0:53:06] } 22. Rxd7 { [%eval -0.12] [%clk 0:33:41] } 22... Nxd7 { [%eval -0.11] [%clk 0:52:14] } 23. Rd1?! { [%eval -0.71] } { Inaccuracy. exf5 was best. } { [%clk 0:32:08] } 23... Bb4 { [%eval -0.21] [%clk 0:47:16] } 24. exf5 { [%eval -0.23] [%clk 0:29:22] } 24... gxf5 { [%eval -0.19] [%clk 0:47:07] } 25. Na4 { [%eval -0.46] [%clk 0:29:02] } 25... b5 { [%eval -0.54] [%clk 0:40:24] } 26. Nb2 { [%eval -0.5] [%clk 0:29:07] } 26... Ba3 { [%eval -0.36] [%clk 0:36:51] } 27. Rd2 { [%eval -0.81] [%clk 0:26:56] } 27... Kg7 { [%eval -0.28] [%clk 0:36:32] } 28. cxb5 { [%eval -0.17] [%clk 0:22:25] } 28... cxb5 { [%eval -0.18] [%clk 0:36:50] } 29. Rc2?! { [%eval -1.15] } { Inaccuracy. Nd3 was best. } { [%clk 0:22:07] } 29... a5? { [%eval 0.0] } { Mistake. f4 was best. } { [%clk 0:33:56] } 30. Nd3 { [%eval 0.0] [%clk 0:21:42] } 30... a4 { [%eval 0.0] [%clk 0:32:59] } 31. Rc6 { [%eval -0.16] [%clk 0:21:03] } 31... axb3 { [%eval -0.09] [%clk 0:32:57] } 32. axb3 { [%eval -0.15] [%clk 0:21:10] } 32... Kf7 { [%eval -0.16] [%clk 0:31:27] } 33. Nd2 { [%eval -0.16] [%clk 0:18:53] } 33... Bf8 { [%eval -0.17] [%clk 0:30:39] } 34. Rc7 { [%eval -0.22] [%clk 0:16:31] } 34... Ra1+ { [%eval 0.0] [%clk 0:29:12] } 35. Kf2 { [%eval 0.0] [%clk 0:16:35] } 35... Kf6 { [%eval 0.27] [%clk 0:27:04] } 36. f4 { [%eval 0.04] [%clk 0:13:14] } 36... Ra2 { [%eval 0.05] [%clk 0:25:23] } 37. fxe5+ { [%eval 0.0] [%clk 0:11:01] } 37... Nxe5 { [%eval 0.0] [%clk 0:25:24] } 38. Nf4 { [%eval 0.0] [%clk 0:06:59] } 38... Bxb3 { [%eval 0.0] [%clk 0:22:05] } 39. Kg1 { [%eval -0.09] [%clk 0:05:08] } 39... Bf7 { [%eval -0.14] [%clk 0:19:05] } 40. Rb7 { [%eval -0.07] [%clk 0:04:39] } 40... b4 { [%eval -0.18] [%clk 0:14:09] } 41. Rb6+?! { [%eval -1.06] } { Inaccuracy. Kf2 was best. } { [%clk 0:04:59] } 41... Kg7 { [%eval -1.13] [%clk 0:14:15] } 42. Ne6+ { [%eval -1.33] [%clk 0:05:10] } 42... Bxe6 { [%eval -1.22] [%clk 0:14:11] } 43. Rxe6 { [%eval -1.14] [%clk 0:05:35] } 43... Ng6? { [%eval 0.0] } { Mistake. Nd3 was best. } { [%clk 0:12:55] } 44. Rc6?! { [%eval -1.03] } { Inaccuracy. Rb6 was best. } { [%clk 0:02:43] } 44... f4?! { [%eval 0.0] } { Inaccuracy. Kf7 was best. } { [%clk 0:11:58] } 45. Bd4+ { [%eval 0.0] [%clk 0:02:55] } 45... Kf7 { [%eval -0.04] [%clk 0:10:00] } 46. Nf3 { [%eval -0.06] [%clk 0:01:12] } 46... Be7 { [%eval -0.02] [%clk 0:08:36] } 47. Rb6 { [%eval -0.02] [%clk 0:01:11] } 47... Re2 { [%eval 0.0] [%clk 0:07:16] } 48. Kf1 { [%eval 0.0] [%clk 0:01:22] } 48... Re6 { [%eval 0.0] [%clk 0:07:32] } 49. Rb7 { [%eval 0.0] [%clk 0:01:46] } 49... Rc6 { [%eval 0.0] [%clk 0:06:57] } 50. h4 { [%eval 0.0] [%clk 0:01:24] } 50... h5 { [%eval 0.0] [%clk 0:04:55] } 51. Bb2 { [%eval 0.0] [%clk 0:00:44] } 51... Rc2 { [%eval 0.0] [%clk 0:04:00] } 52. Bd4 { [%eval -0.23] [%clk 0:01:06] } 52... Ke6 { [%eval -0.22] [%clk 0:03:38] } 53. Bf2 { [%eval -0.34] [%clk 0:00:43] } 53... Kd5 { [%eval -0.46] [%clk 0:02:56] } 54. Rd7+?? { [%eval -3.52] } { Blunder. Be1 was best. } { [%clk 0:00:37] } 54... Ke4?? { [%eval 0.0] } { Blunder. Bd6 was best. } { [%clk 0:02:16] } 55. Rd4+ { [%eval 0.0] [%clk 0:00:45] } 55... Kf5 { [%eval 0.0] [%clk 0:02:38] } 56. Rd5+ { [%eval 0.0] [%clk 0:00:44] } 56... Ke4 { [%eval 0.0] [%clk 0:02:34] } 57. Rd4+ { [%eval 0.0] [%clk 0:00:40] } 57... Kf5 { [%eval 0.0] [%clk 0:02:59] } 58. Rd7 { [%eval -0.33] [%clk 0:00:47] } 58... Rc3 { [%eval 0.0] [%clk 0:00:40] } 59. Ke2 { [%eval -0.39] [%clk 0:01:04] } 59... b3 { [%eval 0.0] [%clk 0:00:54] } 60. Nd4+?! { [%eval -0.62] } { Inaccuracy. Rb7 was best. } { [%clk 0:00:58] } 60... Ke4?! { [%eval -0.04] } { Inaccuracy. Kg4 was best. } 61. Rb7 { [%eval 0.0] [%clk 0:00:45] } 61... Bxh4 { [%eval 0.0] [%clk 0:01:18] } 62. Bg1 { [%eval -0.14] [%clk 0:00:44] } 62... Bf6 { [%eval -0.06] [%clk 0:00:50] } 63. Nxb3 { [%eval -0.04] [%clk 0:01:06] } 63... Rc2+ { [%eval 0.0] [%clk 0:01:08] } 64. Nd2+ { [%eval 0.0] [%clk 0:01:29] } 64... Kf5 { [%eval 0.0] [%clk 0:01:14] } 65. Kd3? { [%eval -1.48] } { Mistake. Rb5+ was best. } { [%clk 0:01:24] } 65... Rc3+? { [%eval -0.1] } { Mistake. Ra2 was best. } { [%clk 0:01:29] } 66. Ke2 { [%eval -0.08] [%clk 0:01:45] } 66... Nh4 { [%eval -0.08] [%clk 0:01:00] } 67. Rb5+ { [%eval -0.14] [%clk 0:01:59] } 67... Kg4 { [%eval -0.07] [%clk 0:01:12] } 68. Ne4 { [%eval -0.12] [%clk 0:01:31] } 68... Rc2+ { [%eval 0.0] [%clk 0:01:35] } 69. Kd3 { [%eval 0.0] [%clk 0:01:46] } 69... Rc6 { [%eval 0.0] [%clk 0:01:29] } 70. Bd4 { [%eval 0.01] [%clk 0:00:57] } 70... Be7 { [%eval 0.0] [%clk 0:01:04] } 71. Re5 { [%eval -0.16] [%clk 0:00:52] } 71... Rc7 { [%eval -0.01] [%clk 0:00:36] } 72. Re6 { [%eval -0.08] [%clk 0:00:33] } 72... Rb7 { [%eval -0.01] [%clk 0:00:36] } 73. Ke2 { [%eval -0.17] [%clk 0:00:46] } 73... Rd7 { [%eval 0.0] [%clk 0:00:46] } 74. Kd3?? { [%eval -4.46] } { Blunder. Bf6 was best. } { [%clk 0:00:59] } 74... Nf5 { [%eval -4.14] [%clk 0:00:49] } 75. Rg6+?! { [%eval -5.64] } { Inaccuracy. Nf2+ was best. } { [%clk 0:00:44] } 75... Kh4 { [%eval -5.42] [%clk 0:01:08] } 76. Kc3 { [%eval -5.52] [%clk 0:00:34] } 76... Nxd4?! { [%eval -4.27] } { Inaccuracy. Rxd4 was best. } { [%clk 0:00:54] } 77. Nd2 { [%eval -4.88] [%clk 0:00:53] } 77... f3 { [%eval -4.36] [%clk 0:00:42] } 78. gxf3 { [%eval -4.59] [%clk 0:00:39] } 78... Ne2+ { [%eval -4.37] [%clk 0:01:06] } 79. Kc2 { [%eval -4.59] [%clk 0:00:59] } 79... Rd6 { [%eval -4.45] [%clk 0:00:47] } 80. Rg8 { [%eval -4.56] [%clk 0:01:15] } 80... Bg5 { [%eval -4.32] [%clk 0:00:50] } 81. Ne4 { [%eval -4.26] [%clk 0:01:21] } 81... Rc6+ { [%eval -3.91] [%clk 0:00:54] } 82. Kd3 { [%eval -3.77] [%clk 0:01:24] } 82... Nf4+ { [%eval -3.86] [%clk 0:01:05] } 83. Kd4 { [%eval -3.85] [%clk 0:01:42] } 83... Rg6 { [%eval -3.78] [%clk 0:00:48] } 84. Ra8 { [%eval -3.7] [%clk 0:01:32] } 84... Kh3 { [%eval -3.45] [%clk 0:00:51] } 85. Ra2 { [%eval -4.28] [%clk 0:01:37] } 85... Bf6+ { [%eval -4.23] [%clk 0:00:55] } 86. Ke3? { [%eval -7.48] } { Mistake. Kc5 was best. } { [%clk 0:01:19] } 86... Nd5+ { [%eval -7.14] [%clk 0:01:08] } 87. Ke2 { [%eval -7.15] [%clk 0:01:39] } 87... Rg2+ { [%eval -7.84] [%clk 0:01:19] } 88. Nf2+ { [%eval -7.28] [%clk 0:01:58] } 88... Kg3 { [%eval -6.37] [%clk 0:01:44] } 89. Ke1?? { [%eval #-14] } { Checkmate is now unavoidable. Kd3 was best. } { [%clk 0:01:59] } 89... Bc3+ { [%eval #-15] [%clk 0:02:08] } 0-1