Event: Round 4: Cnejev, Vladimir-Alexandru - Prokhorov, Ivan
Date: 2025-06-28
White: Cnejev, Vladimir-Alexandru
WhiteTitle: FM
WhiteElo: 2330
Black: Prokhorov, Ivan
BlackElo: 2121
Result: 1-0
ECO: C67
Opening: Ruy Lopez: Berlin Defense, Rio Gambit Accepted
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:29:06] } 1... e5 { [%eval 0.22] [%clk 1:30:51] } 2. Nf3 { [%eval 0.13] [%clk 1:29:03] } 2... Nc6 { [%eval 0.21] [%clk 1:31:13] } 3. Bb5 { [%eval 0.15] [%clk 1:29:18] } 3... Nf6 { [%eval 0.19] [%clk 1:31:22] } 4. O-O { [%eval 0.06] [%clk 1:29:23] } 4... Nxe4 { [%eval 0.14] [%clk 1:31:42] } 5. Re1 { [%eval 0.15] [%clk 1:29:25] } 5... Nd6 { [%eval 0.13] [%clk 1:32:02] } 6. a4 { [%eval 0.04] [%clk 1:29:15] } 6... a6 { [%eval 0.35] [%clk 1:31:28] } 7. Nxe5 { [%eval 0.39] [%clk 1:28:51] } 7... Nxe5 { [%eval 0.3] [%clk 1:30:36] } 8. Rxe5+ { [%eval 0.44] [%clk 1:29:16] } 8... Be7 { [%eval 0.38] [%clk 1:30:58] } 9. Bf1 { [%eval 0.45] [%clk 1:29:34] } 9... O-O { [%eval 0.43] [%clk 1:31:06] } 10. Nc3 { [%eval 0.41] [%clk 1:26:29] } 10... Ne8 { [%eval 0.44] [%clk 1:27:29] } 11. d4 { [%eval 0.45] [%clk 1:26:36] } 11... Nf6 { [%eval 0.45] [%clk 1:21:00] } 12. Bg5 { [%eval 0.46] [%clk 1:21:38] } 12... Re8?? { [%eval 2.92] } { Blunder. h6 was best. } { [%clk 1:13:43] } 13. Qf3?! { [%eval 1.71] } { Inaccuracy. Rxe7 was best. } { [%clk 0:51:56] } 13... h6 { [%eval 1.83] [%clk 1:01:34] } 14. Rxe7 { [%eval 1.81] [%clk 0:36:49] } 14... hxg5 { [%eval 1.79] [%clk 0:57:52] } 15. Rxe8+ { [%eval 1.84] [%clk 0:36:32] } 15... Nxe8 { [%eval 2.15] [%clk 0:56:16] } 16. Re1 { [%eval 1.99] [%clk 0:33:14] } 16... Nf6?! { [%eval 3.1] } { Inaccuracy. g4 was best. } { [%clk 0:48:37] } 17. Bc4? { [%eval 1.38] } { Mistake. Nd5 was best. } { [%clk 0:28:53] } 17... g4 { [%eval 1.28] [%clk 0:44:18] } 18. Qe3 { [%eval 0.77] [%clk 0:26:21] } 18... b5 { [%eval 0.68] [%clk 0:30:53] } 19. axb5 { [%eval 0.75] [%clk 0:25:03] } 19... axb5 { [%eval 0.72] [%clk 0:28:12] } 20. Bxb5 { [%eval 0.79] [%clk 0:25:12] } 20... Rb8?! { [%eval 1.37] } { Inaccuracy. Ba6 was best. } { [%clk 0:26:33] } 21. b3 { [%eval 1.24] [%clk 0:24:31] } 21... c6 { [%eval 1.52] [%clk 0:24:36] } 22. Bd3 { [%eval 1.46] [%clk 0:24:10] } 22... d5 { [%eval 1.57] [%clk 0:23:10] } 23. Na4 { [%eval 1.65] [%clk 0:12:28] } 23... Bd7 { [%eval 1.83] [%clk 0:21:22] } 24. Qd2 { [%eval 1.54] [%clk 0:11:28] } 24... Qc7 { [%eval 1.71] [%clk 0:19:54] } 25. Nc5 { [%eval 1.65] [%clk 0:11:03] } 25... Re8?! { [%eval 2.59] } { Inaccuracy. Ra8 was best. } { [%clk 0:17:49] } 26. Rxe8+ { [%eval 2.43] [%clk 0:09:13] } 26... Bxe8 { [%eval 2.75] [%clk 0:17:52] } 27. g3 { [%eval 2.55] [%clk 0:08:24] } 27... g6?! { [%eval 3.57] } { Inaccuracy. Qe7 was best. } { [%clk 0:12:55] } 28. Kg2 { [%eval 3.6] [%clk 0:04:51] } 28... Kg7 { [%eval 3.78] [%clk 0:11:54] } 29. Qe3 { [%eval 3.73] [%clk 0:04:53] } 29... Bd7 { [%eval 3.67] [%clk 0:10:48] } 30. Qe5 { [%eval 3.52] [%clk 0:03:38] } 30... Qc8 { [%eval 3.8] [%clk 0:10:22] } 31. Kf1 { [%eval 3.35] [%clk 0:02:51] } 31... Bf5?! { [%eval 4.61] } { Inaccuracy. Qd8 was best. } { [%clk 0:08:18] } 32. Bxf5 { [%eval 4.54] [%clk 0:02:55] } 32... gxf5 { [%eval 4.88] [%clk 0:07:31] } 33. Nd3 { [%eval 4.87] [%clk 0:02:39] } 33... Qa6 { [%eval 4.62] [%clk 0:02:37] } 34. Kg2 { [%eval 4.25] [%clk 0:01:46] } 34... Kg6? { [%eval 8.3] } { Mistake. Qa2 was best. } { [%clk 0:02:02] } 35. Nf4+ { [%eval 8.71] [%clk 0:01:24] } 35... Kg5 { [%eval 17.64] [%clk 0:02:29] } 36. h4+ { [%eval #21] [%clk 0:01:31] } 36... gxh3+ { [%eval #22] [%clk 0:02:45] } 37. Nxh3+ { [%eval #21] [%clk 0:01:57] } 37... Kg6 { [%eval #21] [%clk 0:03:02] } 38. Nf4+ { [%eval #20] [%clk 0:01:45] } 38... Kg5 { [%eval #11] [%clk 0:03:28] } 39. Qe3?? { [%eval 5.87] } { Lost forced checkmate sequence. Qe7 was best. } { [%clk 0:01:44] } 39... Ne4 { [%eval 5.71] [%clk 0:02:51] } 40. f3 { [%eval 5.57] [%clk 0:16:58] } 40... Nf6?? { [%eval #3] } { Checkmate is now unavoidable. Kh6 was best. } { [%clk 0:17:39] } 41. Ne6+ { [%eval #2] [%clk 0:17:12] } 41... Kg6 { [%eval #2] [%clk 0:17:04] } 42. Qg5+ { [%eval #1] [%clk 0:17:39] } 1-0