Event: 50-1
Site: Krakow
Date: 2024-07-04
White: Koganov, Mikhail
WhiteElo: 2177
Black: Novikov, Igor
BlackTitle: GM
BlackElo: 2509
Result: 0-1
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:30:42] } 1... c5 { [%eval 0.25] [%clk 1:30:51] } 2. Nf3 { [%eval 0.17] [%clk 1:31:05] } 2... d6 { [%eval 0.26] [%clk 1:31:14] } 3. Bb5+ { [%eval 0.18] [%clk 1:31:13] } 3... Nd7 { [%eval 0.2] [%clk 1:31:18] } 4. O-O { [%eval 0.17] [%clk 1:29:46] } 4... a6 { [%eval 0.26] [%clk 1:30:57] } 5. Bd3 { [%eval 0.21] [%clk 1:29:31] } 5... Ngf6 { [%eval 0.2] [%clk 1:20:55] } 6. b3 { [%eval -0.34] [%clk 1:28:30] } 6... g6 { [%eval -0.25] [%clk 1:20:28] } 7. Bb2 { [%eval -0.25] [%clk 1:28:27] } 7... Bg7 { [%eval -0.27] [%clk 1:20:51] } 8. Re1 { [%eval -0.37] [%clk 1:25:48] } 8... e5 { [%eval -0.28] [%clk 1:18:32] } 9. Bf1 { [%eval -0.3] [%clk 1:23:01] } 9... O-O { [%eval -0.27] [%clk 1:18:33] } 10. a4 { [%eval -0.37] [%clk 1:19:54] } 10... b6 { [%eval -0.35] [%clk 1:17:58] } 11. Na3 { [%eval -0.38] [%clk 1:19:54] } 11... Bb7 { [%eval -0.25] [%clk 1:17:08] } 12. d3 { [%eval -0.28] [%clk 1:18:47] } 12... Qc7 { [%eval -0.37] [%clk 1:16:24] } 13. Nc4 { [%eval -0.49] [%clk 1:08:43] } 13... Rfe8 { [%eval -0.57] [%clk 1:15:15] } 14. g3 { [%eval -0.85] [%clk 1:05:19] } 14... d5 { [%eval -0.85] [%clk 1:10:47] } 15. Ncd2 { [%eval -0.86] [%clk 1:04:04] } 15... Rad8 { [%eval -0.8] [%clk 1:10:31] } 16. Qe2 { [%eval -0.9] [%clk 1:03:56] } 16... Nb8 { [%eval -0.84] [%clk 0:47:49] } 17. Bg2 { [%eval -0.85] [%clk 0:59:48] } 17... Nc6 { [%eval -0.87] [%clk 0:48:05] } 18. Rac1 { [%eval -1.14] [%clk 0:53:50] } 18... b5 { [%eval -0.97] [%clk 0:38:35] } 19. axb5 { [%eval -0.76] [%clk 0:49:49] } 19... axb5 { [%eval -0.7] [%clk 0:39:03] } 20. Ba1 { [%eval -1.12] [%clk 0:40:17] } 20... d4 { [%eval -1.12] [%clk 0:36:32] } 21. Bb2 { [%eval -1.14] [%clk 0:35:24] } 21... Nb4 { [%eval -0.9] [%clk 0:34:36] } 22. Nf1?! { [%eval -1.68] } { Inaccuracy. c4 was best. } { [%clk 0:34:54] } 22... c4 { [%eval -1.67] [%clk 0:32:40] } 23. bxc4 { [%eval -1.75] [%clk 0:34:32] } 23... bxc4 { [%eval -1.75] [%clk 0:33:03] } 24. Ba3 { [%eval -1.87] [%clk 0:34:26] } 24... Na2 { [%eval -1.93] [%clk 0:31:12] } 25. Ra1 { [%eval -1.88] [%clk 0:32:52] } 25... Nc3 { [%eval -1.96] [%clk 0:31:05] } 26. Qd2 { [%eval -1.88] [%clk 0:33:14] } 26... Ra8 { [%eval -1.83] [%clk 0:29:00] } 27. Rec1?? { [%eval -4.47] } { Blunder. Bb2 was best. } { [%clk 0:24:40] } 27... Ra6? { [%eval -2.79] } { Mistake. Bh6 was best. } { [%clk 0:27:22] } 28. Bb2?! { [%eval -3.75] } { Inaccuracy. Re1 was best. } { [%clk 0:16:20] } 28... Na2 { [%eval -3.53] [%clk 0:27:22] } 29. c3 { [%clk 0:11:32] } 29... Nxc1 { [%clk 0:26:59] } 30. Rxc1 { [%clk 0:11:49] } 30... Ra2 { [%clk 0:24:32] } 31. cxd4 { [%clk 0:09:30] } 31... Qb6 { [%clk 0:24:09] } 32. Qc3 { [%clk 0:09:24] } 32... Rxb2 { [%clk 0:22:49] } 0-1