Event: 57th Ilmar Raud Memorial
Site: -
Date: 2023-07-02
White: Korchagin, Oleg
WhiteElo: 1993
Black: Keinanen, Toivo
BlackTitle: IM
BlackElo: 2504
Result: 0-1
ECO: A40
Opening: Horwitz Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:51] } 1... e6 { [%eval 0.2] [%clk 1:29:46] } 2. Nf3 { [%eval 0.29] [%clk 1:30:41] } 2... c5 { [%eval 0.17] [%clk 1:26:47] } 3. c3 { [%eval -0.13] [%clk 1:25:19] } 3... Nc6 { [%eval 0.25] [%clk 1:24:00] } 4. g3 { [%eval 0.02] [%clk 1:25:26] } 4... Nf6 { [%eval 0.0] [%clk 1:21:35] } 5. Bg2 { [%eval 0.04] [%clk 1:25:51] } 5... Be7 { [%eval -0.01] [%clk 1:18:49] } 6. O-O { [%eval -0.13] [%clk 1:21:04] } 6... O-O { [%eval -0.21] [%clk 1:17:44] } 7. a4 { [%eval -0.36] [%clk 1:00:06] } 7... d5 { [%eval -0.39] [%clk 1:13:07] } 8. Na3 { [%eval -0.5] [%clk 0:52:42] } 8... b6 { [%eval -0.36] [%clk 1:09:34] } 9. Bf4 { [%eval -0.52] [%clk 0:49:56] } 9... Bb7 { [%eval -0.5] [%clk 1:06:03] } 10. h4 { [%eval -0.31] [%clk 0:45:17] } 10... Rc8 { [%eval -0.45] [%clk 0:59:23] } 11. Ne5 { [%eval -0.52] [%clk 0:27:51] } 11... cxd4 { [%eval -0.42] [%clk 0:53:58] } 12. Nxc6 { [%eval -0.4] [%clk 0:27:46] } 12... Bxc6 { [%eval -0.41] [%clk 0:52:57] } 13. Qxd4 { [%eval -0.8] [%clk 0:24:52] } 13... Qd7 { [%eval -0.95] [%clk 0:47:27] } 14. b3 { [%eval -0.95] [%clk 0:19:53] } 14... Rfd8 { [%eval -1.0] [%clk 0:44:30] } 15. Qd2 { [%eval -1.14] [%clk 0:13:46] } 15... Qb7 { [%eval -0.68] [%clk 0:40:28] } 16. Nb5 { [%eval -0.93] [%clk 0:08:11] } 16... Qd7 { [%eval -0.71] [%clk 0:22:50] } 17. Rfc1 { [%eval -0.67] [%clk 0:03:46] } 17... a6 { [%eval -0.67] [%clk 0:20:11] } 18. Nd4 { [%eval -0.68] [%clk 0:04:10] } 18... Bb7 { [%eval -0.51] [%clk 0:20:39] } 19. Bh3 { [%eval -0.75] [%clk 0:02:42] } 19... Bc5 { [%eval -0.52] [%clk 0:19:37] } 20. Qd3 { [%eval -0.64] [%clk 0:00:44] } 20... Ne4 { [%eval -0.48] [%clk 0:19:12] } 21. f3 { [%eval -0.85] [%clk 0:00:49] } 21... Nf6 { [%eval -0.78] [%clk 0:16:36] } 22. Kh2 { [%eval -0.79] [%clk 0:00:57] } 22... Qe7 { [%eval -0.88] [%clk 0:14:58] } 23. b4 { [%eval -1.02] [%clk 0:00:54] } 23... Bd6 { [%eval -1.03] [%clk 0:14:50] } 24. Bxd6 { [%eval -1.09] [%clk 0:01:13] } 24... Qxd6 { [%eval -1.04] [%clk 0:14:15] } 25. a5 { [%eval -0.96] [%clk 0:00:49] } 25... b5 { [%eval -1.02] [%clk 0:09:32] } 26. Nb3 { [%eval -1.28] [%clk 0:00:56] } 26... Nd7?! { [%eval -0.71] } { Inaccuracy. Rc4 was best. } { [%clk 0:09:09] } 27. f4 { [%eval -0.77] [%clk 0:00:54] } 27... Rc4 { [%eval -0.78] [%clk 0:07:27] } 28. Nd2 { [%eval -0.76] [%clk 0:00:48] } 28... Rc7 { [%eval -0.97] [%clk 0:07:44] } 29. e4 { [%eval -1.06] [%clk 0:00:41] } 29... e5 { [%eval -1.04] [%clk 0:07:21] } 30. Nf3?? { [%eval -3.25] } { Blunder. c4 was best. } { [%clk 0:00:52] } 30... exf4 { [%eval -3.46] [%clk 0:07:05] } 31. Rg1 { [%eval -3.36] [%clk 0:00:36] } 31... Ne5 { [%eval -3.21] [%clk 0:06:14] } 32. Nxe5 { [%eval -3.24] [%clk 0:01:00] } 32... Qxe5 { [%eval -3.53] [%clk 0:06:43] } 33. gxf4 { [%eval -3.69] [%clk 0:00:46] } 33... Qxf4+ { [%eval -3.65] [%clk 0:05:26] } 34. Rg3 { [%eval -3.97] [%clk 0:01:10] } 34... d4 { [%eval -3.97] [%clk 0:04:25] } 35. Rf1 { [%eval -4.24] [%clk 0:01:01] } 35... Qxe4 { [%eval -4.16] [%clk 0:01:00] } 36. Rxg7+?! { [%eval -6.52] } { Inaccuracy. Qxe4 was best. } { [%clk 0:00:49] } 36... Kxg7 { [%eval -6.96] [%clk 0:03:43] } 37. Qg3+ { [%eval -6.79] [%clk 0:01:18] } 37... Kh8 { [%eval -6.93] [%clk 0:03:45] } 38. Qxc7?? { [%eval #-4] } { Checkmate is now unavoidable. Bf5 was best. } { [%clk 0:01:43] } 38... Qe2+ { [%eval #-3] [%clk 0:03:51] } 0-1