Event: Round 4: Bigabylov, Zhuban - Naziraliev, Kilichbek
Date: 2025-03-23
White: Bigabylov, Zhuban
WhiteTitle: FM
WhiteElo: 1959
Black: Naziraliev, Kilichbek
BlackElo: 1758
Result: 1-0
ECO: E44
Opening: Nimzo-Indian Defense: St. Petersburg Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:26:09] } 2. c4 { [%eval 0.18] [%clk 1:31:17] } 2... e6 { [%eval 0.14] [%clk 1:26:34] } 3. Nc3 { [%eval 0.09] [%clk 1:31:38] } 3... Bb4 { [%eval 0.09] [%clk 1:26:58] } 4. e3 { [%eval 0.11] [%clk 1:32:01] } 4... b6 { [%eval 0.31] [%clk 1:26:51] } 5. Ne2 { [%eval 0.28] [%clk 1:31:48] } 5... Bb7 { [%eval 0.4] [%clk 1:25:06] } 6. a3 { [%eval 0.44] [%clk 1:32:08] } 6... Bxc3+ { [%eval 0.46] [%clk 1:21:21] } 7. Nxc3 { [%eval 0.44] [%clk 1:32:31] } 7... O-O { [%eval 0.41] [%clk 1:21:30] } 8. d5 { [%eval 0.44] [%clk 1:32:42] } 8... d6 { [%eval 0.53] [%clk 1:21:25] } 9. e4 { [%eval 0.46] [%clk 1:30:29] } 9... Nbd7 { [%eval 0.54] [%clk 1:20:41] } 10. Be2 { [%eval 0.66] [%clk 1:30:13] } 10... Re8 { [%eval 0.93] [%clk 1:20:28] } 11. f3 { [%eval 0.99] [%clk 1:27:47] } 11... Nf8 { [%eval 0.97] [%clk 1:16:57] } 12. O-O { [%eval 0.82] [%clk 1:27:31] } 12... Ng6 { [%eval 1.02] [%clk 1:12:58] } 13. b4 { [%eval 0.94] [%clk 1:25:46] } 13... c6 { [%eval 1.27] [%clk 1:08:37] } 14. dxc6 { [%eval 1.64] [%clk 1:12:02] } 14... Bxc6 { [%eval 1.34] [%clk 1:08:16] } 15. Ra2 { [%eval 1.08] [%clk 1:05:20] } 15... Qe7 { [%eval 0.93] [%clk 1:01:50] } 16. Re1 { [%eval 0.6] [%clk 1:02:56] } 16... Red8?! { [%eval 1.25] } { Inaccuracy. d5 was best. } { [%clk 0:56:53] } 17. Bf1 { [%eval 1.16] [%clk 1:02:25] } 17... Rac8 { [%eval 1.15] [%clk 0:54:09] } 18. Qb3 { [%eval 1.15] [%clk 0:55:24] } 18... h6 { [%eval 1.13] [%clk 0:49:34] } 19. a4 { [%eval 1.26] [%clk 0:52:09] } 19... Qc7 { [%eval 1.19] [%clk 0:45:22] } 20. Rd2 { [%eval 1.2] [%clk 0:47:57] } 20... Be8 { [%eval 1.23] [%clk 0:33:10] } 21. Rd4 { [%eval 1.02] [%clk 0:33:16] } 21... Ne5 { [%eval 1.08] [%clk 0:23:00] } 22. Red1?! { [%eval 0.0] } { Inaccuracy. b5 was best. } { [%clk 0:30:21] } 22... Nc6 { [%eval 0.0] [%clk 0:21:36] } 23. R4d2 { [%eval 0.0] [%clk 0:19:49] } 23... Ne5 { [%eval 0.0] [%clk 0:20:37] } 24. Nb5 { [%eval 0.0] [%clk 0:18:46] } 24... Bxb5 { [%eval 0.0] [%clk 0:20:28] } 25. cxb5 { [%eval 0.0] [%clk 0:19:06] } 25... d5 { [%eval 0.0] [%clk 0:09:46] } 26. Bb2 { [%eval 0.0] [%clk 0:18:11] } 26... Ned7 { [%eval 0.0] [%clk 0:09:42] } 27. exd5 { [%eval 0.0] [%clk 0:06:52] } 27... Nxd5 { [%eval 0.0] [%clk 0:10:08] } 28. Bd3 { [%eval -0.13] [%clk 0:05:29] } 28... N7f6 { [%eval -0.1] [%clk 0:05:31] } 29. Bb1 { [%eval -0.03] [%clk 0:05:28] } 29... Qc4 { [%eval -0.1] [%clk 0:05:00] } 30. Qa3 { [%eval -0.15] [%clk 0:03:47] } 30... Re8 { [%eval -0.18] [%clk 0:04:03] } 31. Rd4 { [%eval -0.65] [%clk 0:04:00] } 31... Qc7?! { [%eval 0.02] } { Inaccuracy. Qe2 was best. } { [%clk 0:03:56] } 32. Qd3 { [%eval -0.42] [%clk 0:03:47] } 32... g6? { [%eval 1.15] } { Mistake. Nxb4 was best. } { [%clk 0:02:59] } 33. Qd2 { [%eval 1.09] [%clk 0:03:46] } 33... h5 { [%eval 1.51] [%clk 0:02:27] } 34. Qh6?! { [%eval 0.79] } { Inaccuracy. Re1 was best. } { [%clk 0:01:53] } 34... Qe7 { [%eval 1.21] [%clk 0:02:45] } 35. Re1 { [%eval 1.03] [%clk 0:00:50] } 35... Qf8 { [%eval 1.31] [%clk 0:02:53] } 36. Qd2 { [%eval 1.27] [%clk 0:00:52] } 36... Kh7 { [%eval 1.26] [%clk 0:01:18] } 37. g4 { [%eval 0.99] [%clk 0:01:12] } 37... hxg4?! { [%eval 1.71] } { Inaccuracy. Rcd8 was best. } { [%clk 0:01:00] } 38. fxg4 { [%eval 1.72] [%clk 0:01:34] } 38... Red8 { [%eval 1.51] [%clk 0:01:05] } 39. Rf1 { [%eval 1.38] [%clk 0:01:24] } 39... Kg8?! { [%eval 2.49] } { Inaccuracy. e5 was best. } { [%clk 0:01:00] } 40. Rf3?? { [%eval -3.65] } { Blunder. g5 was best. } { [%clk 0:01:27] } 40... e5 { [%eval -3.58] [%clk 0:00:48] } 41. g5 { [%eval -3.62] [%clk 0:00:54] } 41... exd4 { [%eval -3.3] [%clk 0:01:02] } 42. Rh3? { [%eval -6.39] } { Mistake. gxf6 was best. } { [%clk 0:00:32] } 42... Nh7 { [%eval -6.27] [%clk 0:01:03] } 43. Qxd4 { [%eval -7.22] [%clk 0:00:51] } 43... Ndf6 { [%eval -7.2] [%clk 0:01:13] } 44. Qh4 { [%eval -9.58] [%clk 0:00:50] } 44... Nh5?! { [%eval -6.49] } { Inaccuracy. Rd1+ was best. } { [%clk 0:01:09] } 45. Qg4 { [%eval -8.01] [%clk 0:00:35] } 45... Rd5?! { [%eval -4.88] } { Inaccuracy. Rd2 was best. } { [%clk 0:00:55] } 46. Rxh5 { [%eval -5.65] [%clk 0:00:46] } 46... Rxg5?? { [%eval 5.03] } { Blunder. Qe8 was best. } { [%clk 0:00:40] } 47. Qxg5 { [%eval 3.78] [%clk 0:01:03] } 47... Qxb4?! { [%eval 5.24] } { Inaccuracy. Qd8 was best. } { [%clk 0:00:47] } 48. Qe5 { [%eval 5.23] [%clk 0:00:45] } 48... Rc1+ { [%eval 5.17] [%clk 0:01:06] } 49. Kf2?? { [%eval -5.87] } { Blunder. Bxc1 was best. } { [%clk 0:00:49] } 49... f6?? { [%eval #8] } { Checkmate is now unavoidable. Qd2+ was best. } { [%clk 0:00:32] } 50. Qe8+?? { [%eval 6.45] } { Lost forced checkmate sequence. Qe6+ was best. } { [%clk 0:00:45] } 50... Nf8 { [%eval 6.28] [%clk 0:01:00] } 51. Ba2+ { [%eval 6.03] [%clk 0:00:58] } 51... Kg7?? { [%eval #1] } { Checkmate is now unavoidable. Rc4 was best. } { [%clk 0:01:25] } 52. Qf7# { [%clk 0:01:23] } 1-0