Event: 2023 U.S. Senior Chess Championship
Site: Saint Louis, United States
Date: 2023-07-22
White: Wolff, Patrick
WhiteElo: 2545
Black: Gurevich, Dmitry
BlackElo: 2364
Result: 1-0
ECO: B63
Opening: Sicilian Defense: Richter-Rauzer Variation, Classical Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:53] } 1... c5 { [%eval 0.32] [%clk 1:30:39] } 2. Nf3 { [%eval 0.0] [%clk 1:31:12] } 2... d6 { [%eval 0.0] [%clk 1:30:41] } 3. d4 { [%eval 0.25] [%clk 1:31:36] } 3... cxd4 { [%eval 0.13] [%clk 1:30:59] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:00] } 4... Nf6 { [%eval 0.3] [%clk 1:31:21] } 5. Nc3 { [%eval 0.21] [%clk 1:32:26] } 5... Nc6 { [%eval 0.47] [%clk 1:31:32] } 6. Bg5 { [%eval 0.0] [%clk 1:32:49] } 6... e6 { [%eval 0.23] [%clk 1:31:43] } 7. Qd2 { [%eval 0.09] [%clk 1:33:11] } 7... Be7 { [%eval 0.6] [%clk 1:32:03] } 8. O-O-O { [%eval 0.46] [%clk 1:33:34] } 8... O-O { [%eval 0.4] [%clk 1:32:17] } 9. Nb3 { [%eval 0.35] [%clk 1:33:53] } 9... Na5?! { [%eval 0.91] } { Inaccuracy. a6 was best. } { [%clk 1:24:37] } 10. Nxa5 { [%eval 0.67] [%clk 1:17:50] } 10... Qxa5 { [%eval 0.66] [%clk 1:24:37] } 11. Kb1 { [%eval 0.69] [%clk 1:18:18] } 11... b6 { [%eval 0.63] [%clk 1:21:03] } 12. f3 { [%eval 0.72] [%clk 1:15:57] } 12... Bb7 { [%eval 0.82] [%clk 1:19:03] } 13. Bc4?! { [%eval 0.22] } { Inaccuracy. h4 was best. } { [%clk 1:04:45] } 13... Rac8 { [%eval 0.18] [%clk 0:56:06] } 14. Bb3 { [%eval 0.37] [%clk 1:03:02] } 14... Rxc3 { [%eval 0.41] [%clk 0:44:08] } 15. Qxc3 { [%eval 0.25] [%clk 0:50:07] } 15... Qxg5 { [%eval 0.44] [%clk 0:43:46] } 16. Qc7 { [%eval 0.35] [%clk 0:49:58] } 16... Nxe4 { [%eval 0.39] [%clk 0:42:08] } 17. fxe4 { [%eval 0.44] [%clk 0:47:10] } 17... Bxe4 { [%eval 0.44] [%clk 0:41:51] } 18. h4 { [%eval 0.46] [%clk 0:36:18] } 18... Qf6 { [%eval 0.33] [%clk 0:41:42] } 19. Rdf1 { [%eval 0.19] [%clk 0:34:19] } 19... Bd8 { [%eval 0.51] [%clk 0:40:24] } 20. Qxd6 { [%eval 0.36] [%clk 0:34:32] } 20... Qg6?? { [%eval 4.39] } { Blunder. Qe7 was best. } { [%clk 0:34:12] } 21. h5 { [%eval 4.39] [%clk 0:26:28] } 21... Qg5 { [%eval 4.68] [%clk 0:24:17] } 22. Rxf7 { [%eval 4.91] [%clk 0:20:10] } 22... Rxf7 { [%eval 4.87] [%clk 0:20:08] } 23. Qxe6 { [%eval 4.9] [%clk 0:19:33] } 23... Qe7 { [%eval 5.73] [%clk 0:07:41] } 24. Qxe7? { [%eval 3.39] } { Mistake. Rd1 was best. } { [%clk 0:19:00] } 24... Bxe7 { [%eval 3.15] [%clk 0:08:02] } 25. Re1 { [%eval 3.32] [%clk 0:19:10] } 25... Kf8 { [%eval 3.39] [%clk 0:08:24] } 26. Bxf7 { [%eval 3.25] [%clk 0:19:31] } 26... Bxg2 { [%eval 3.35] [%clk 0:08:45] } 27. Bc4 { [%eval 3.23] [%clk 0:18:41] } 27... Bf6 { [%eval 3.91] [%clk 0:08:25] } 28. Bd3 { [%eval 4.2] [%clk 0:14:04] } 28... g6 { [%eval 4.51] [%clk 0:07:06] } 29. Rg1 { [%eval 4.28] [%clk 0:12:14] } 29... Bd5 { [%eval 4.5] [%clk 0:05:24] } 30. hxg6 { [%eval 4.57] [%clk 0:11:17] } 1-0