Event: Las Vegas National Open 2023
Date: 2023-06-16
White: Kostya Kavutskiy
WhiteTitle: IM
Black: Vasif Durarbayli
BlackTitle: GM
Result: 0-1
ECO: D45
Opening: Semi-Slav Defense: Stoltz Variation
Variant: Standard
TimeControl: G/90 +30 sec inc

1. d4 { [%eval 0.0] [%clk 1:20:16] } 1... d5 { [%eval 0.27] [%clk 1:30:52] } 2. c4 { [%eval 0.29] [%clk 1:20:13] } 2... e6 { [%eval 0.3] [%clk 1:31:17] } 3. Nf3 { [%eval 0.0] [%clk 1:20:11] } 3... Nf6 { [%eval 0.17] [%clk 1:31:41] } 4. Nc3 { [%eval 0.0] [%clk 1:18:06] } 4... c6 { [%eval 0.2] [%clk 1:30:30] } 5. e3 { [%eval 0.13] [%clk 1:17:24] } 5... Nbd7 { [%eval 0.23] [%clk 1:30:52] } 6. Qc2 { [%eval 0.36] [%clk 1:15:02] } 6... Bd6 { [%eval 0.46] [%clk 1:31:13] } 7. b3 { [%eval 0.17] [%clk 1:15:01] } 7... O-O { [%eval 0.21] [%clk 1:31:33] } 8. Bb2 { [%eval -0.09] [%clk 1:15:20] } 8... e5 { [%eval -0.12] [%clk 1:31:03] } 9. cxd5 { [%eval -0.09] [%clk 1:14:36] } 9... cxd5 { [%eval -0.16] [%clk 1:31:19] } 10. dxe5 { [%eval -0.08] [%clk 1:12:39] } 10... Nxe5 { [%eval -0.09] [%clk 1:31:43] } 11. Nxe5 { [%eval -0.04] [%clk 1:11:09] } 11... Bxe5 { [%eval -0.08] [%clk 1:29:05] } 12. Be2 { [%eval -0.34] [%clk 1:11:08] } 12... Be6 { [%eval -0.24] [%clk 1:14:41] } 13. Qd2 { [%eval -0.56] [%clk 1:00:21] } 13... Rc8 { [%eval -0.65] [%clk 1:11:37] } 14. Bf3 { [%eval -0.43] [%clk 0:56:44] } 14... Bg4 { [%eval -0.27] [%clk 1:03:42] } 15. Ne2 { [%eval -0.39] [%clk 0:44:33] } 15... Bxf3 { [%eval -0.13] [%clk 1:03:59] } 16. gxf3 { [%eval -0.3] [%clk 0:44:57] } 16... Nd7 { [%eval -0.34] [%clk 1:04:25] } 17. f4 { [%eval -0.28] [%clk 0:38:55] } 17... Bxb2 { [%eval -0.27] [%clk 1:00:59] } 18. Qxb2 { [%eval -0.27] [%clk 0:39:19] } 18... Qh4 { [%eval -0.37] [%clk 1:00:58] } 19. Rg1 { [%eval -0.6] [%clk 0:32:03] } 19... g6 { [%eval -0.5] [%clk 0:59:58] } 20. Rg2 { [%eval -0.57] [%clk 0:31:23] } 20... Rc7 { [%eval -0.53] [%clk 0:55:16] } 21. Rc1 { [%eval -0.68] [%clk 0:30:14] } 21... Nc5 { [%eval -0.66] [%clk 0:53:25] } 22. Qd4 { [%eval -1.17] [%clk 0:28:41] } 22... Rfc8 { [%eval -0.9] [%clk 0:48:08] } 23. Rd1 { [%eval -0.84] [%clk 0:28:24] } 23... Ne6 { [%eval -0.68] [%clk 0:41:17] } 24. Qd3 { [%eval -0.76] [%clk 0:25:36] } 24... Rc2 { [%eval -0.59] [%clk 0:40:51] } 25. Rd2?! { [%eval -1.7] } { Inaccuracy. f5 was best. } { [%clk 0:25:02] } 25... Rxd2 { [%eval -1.73] [%clk 0:40:40] } 26. Qxd2 { [%eval -1.65] [%clk 0:22:48] } 26... Qf6 { [%eval -1.41] [%clk 0:40:25] } 27. f3 { [%eval -1.58] [%clk 0:22:29] } 27... Qf5 { [%eval -1.58] [%clk 0:36:34] } 28. Kd1? { [%eval -3.15] } { Mistake. a3 was best. } { [%clk 0:20:11] } 28... Qb1+ { [%eval -3.16] [%clk 0:33:51] } 29. Nc1 { [%eval -3.0] [%clk 0:20:35] } 29... d4 { [%eval -2.95] [%clk 0:34:16] } 30. e4 { [%eval -3.44] [%clk 0:15:35] } 30... Rc3 { [%eval -3.2] [%clk 0:31:12] } 31. f5 { [%eval -3.97] [%clk 0:14:08] } 31... Nc5 { [%eval -4.34] [%clk 0:31:35] } 32. Qg5 { [%eval -4.22] [%clk 0:12:25] } 32... f6 { [%eval -5.35] [%clk 0:30:06] } 33. Qh6 { [%eval -6.34] [%clk 0:12:03] } 33... g5 { [%eval -6.01] [%clk 0:30:09] } 34. Rxg5+ { [%eval -6.34] [%clk 0:11:18] } 34... fxg5 { [%eval -6.2] [%clk 0:30:35] } 35. Qxg5+ { [%eval -6.72] [%clk 0:11:39] } 35... Kf7 { [%eval -5.45] [%clk 0:31:01] } 36. Qh5+ { [%eval -6.06] [%clk 0:11:58] } 36... Kf8 { [%eval -6.1] [%clk 0:31:26] } 37. Qh6+ { [%eval -6.34] [%clk 0:12:10] } 37... Ke8 { [%eval -5.64] [%clk 0:31:50] } 0-1