Event: Round 1: Martti Karppinen - Boris Chatalbashev
Date: 2022-07-18
White: Martti Karppinen
Black: Boris Chatalbashev
BlackTitle: GM
Result: 0-1
ECO: A23
Opening: English Opening: King's English Variation, Two Knights Variation, Keres Variation
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:29:24] } 1... e5 { [%eval 0.25] [%clk 1:30:51] } 2. Nc3 { [%eval 0.0] [%clk 1:29:22] } 2... Nf6 { [%eval 0.32] [%clk 1:30:34] } 3. g3 { [%eval 0.0] [%clk 1:29:01] } 3... c6 { [%eval 0.4] [%clk 1:30:35] } 4. Bg2 { [%eval 0.19] [%clk 1:28:53] } 4... d5 { [%eval 0.0] [%clk 1:30:49] } 5. cxd5 { [%eval 0.0] [%clk 1:26:06] } 5... cxd5 { [%eval -0.37] [%clk 1:31:12] } 6. d3 { [%eval -0.67] [%clk 1:25:39] } 6... Nc6 { [%eval -0.5] [%clk 1:30:38] } 7. Nf3 { [%eval -0.74] [%clk 1:20:20] } 7... d4 { [%eval -0.8] [%clk 1:30:26] } 8. Ne4 { [%eval -0.93] [%clk 1:15:01] } 8... Nxe4 { [%eval -1.0] [%clk 1:30:38] } 9. dxe4 { [%eval -0.91] [%clk 1:15:15] } 9... Bb4+ { [%eval -0.92] [%clk 1:30:17] } 10. Bd2 { [%eval -0.87] [%clk 1:15:06] } 10... a5 { [%eval -0.97] [%clk 1:29:58] } 11. a3 { [%eval -1.18] [%clk 1:15:00] } 11... Bxd2+ { [%eval -1.21] [%clk 1:28:01] } 12. Nxd2 { [%eval -1.53] [%clk 1:13:57] } 12... O-O { [%eval -1.44] [%clk 1:27:56] } 13. O-O { [%eval -1.41] [%clk 1:13:47] } 13... Be6 { [%eval -1.24] [%clk 1:27:53] } 14. Rc1 { [%eval -1.33] [%clk 1:11:52] } 14... Qb6 { [%eval -0.94] [%clk 1:23:08] } 15. b3 { [%eval -1.36] [%clk 1:05:55] } 15... Qb5 { [%eval -1.11] [%clk 1:22:40] } 16. Nc4 { [%eval -0.99] [%clk 1:02:09] } 16... Qc5 { [%eval -0.98] [%clk 1:14:17] } 17. a4 { [%eval -1.31] [%clk 0:55:26] } 17... Rfd8 { [%eval -0.99] [%clk 1:11:32] } 18. Nd2?! { [%eval -2.03] } { Inaccuracy. Ne3 was best. } { [%clk 0:49:35] } 18... Qb4 { [%eval -1.8] [%clk 1:07:19] } 19. Nc4 { [%eval -1.65] [%clk 0:45:12] } 19... Rab8 { [%eval -1.82] [%clk 1:03:03] } 20. Qd3?! { [%eval -2.54] } { Inaccuracy. f4 was best. } { [%clk 0:40:54] } 20... b5 { [%eval -2.36] [%clk 1:01:20] } 21. axb5 { [%eval -2.77] [%clk 0:36:03] } 21... Qxb5?! { [%eval -1.55] } { Inaccuracy. Rxb5 was best. } { [%clk 1:00:52] } 22. Nd2 { [%eval -2.04] [%clk 0:30:20] } 22... Qxd3?! { [%eval -1.34] } { Inaccuracy. Qb6 was best. } { [%clk 0:53:31] } 23. exd3 { [%eval -1.49] [%clk 0:30:28] } 23... Nb4 { [%eval -1.39] [%clk 0:53:48] } 24. Rc5 { [%eval -1.48] [%clk 0:26:43] } 24... Nxd3 { [%eval -1.34] [%clk 0:53:54] } 25. Rxa5 { [%eval -1.28] [%clk 0:26:52] } 25... Bxb3 { [%eval -0.98] [%clk 0:52:37] } 26. Ra3?! { [%eval -1.81] } { Inaccuracy. Rfa1 was best. } { [%clk 0:25:51] } 26... Bc2 { [%eval -1.68] [%clk 0:48:14] } 27. Rfa1 { [%eval -1.56] [%clk 0:23:12] } 27... g6 { [%eval -1.5] [%clk 0:46:23] } 28. Bf1 { [%eval -1.53] [%clk 0:23:09] } 28... Nc5 { [%eval -1.86] [%clk 0:44:13] } 29. f3 { [%eval -1.77] [%clk 0:23:06] } 29... d3 { [%eval -1.71] [%clk 0:44:08] } 30. Rc3?? { [%eval -5.12] } { Blunder. R1a2 was best. } { [%clk 0:22:05] } 30... Nb3 { [%eval -6.33] [%clk 0:42:58] } 31. Nxb3 { [%eval -6.45] [%clk 0:22:05] } 31... Rxb3 { [%eval -6.32] [%clk 0:43:22] } 32. Rc5 { [%eval -6.35] [%clk 0:17:17] } 32... Rb1 { [%eval -5.37] [%clk 0:37:27] } 33. Rxb1 { [%eval -5.14] [%clk 0:13:57] } 33... Bxb1 { [%eval -5.55] [%clk 0:37:50] } 0-1