Event: 2023 U.S. Senior Chess Championship
Site: Saint Louis, United States
Date: 2023-07-19
White: Wolff, Patrick
WhiteElo: 2545
Black: Novikov, Igor
BlackElo: 2527
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Delayed Alapin Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:51] } 1... c5 { [%eval 0.32] [%clk 1:30:55] } 2. c3 { [%eval 0.0] [%clk 1:31:14] } 2... d5 { [%eval 0.26] [%clk 1:31:09] } 3. exd5 { [%eval 0.17] [%clk 1:31:38] } 3... Qxd5 { [%eval 0.18] [%clk 1:31:35] } 4. d4 { [%eval 0.11] [%clk 1:32:02] } 4... Nf6 { [%eval 0.29] [%clk 1:31:57] } 5. Nf3 { [%eval 0.0] [%clk 1:32:25] } 5... e6 { [%eval 0.2] [%clk 1:32:10] } 6. Na3 { [%eval 0.36] [%clk 1:32:40] } 6... Qd8 { [%eval 0.3] [%clk 1:28:10] } 7. Nc4 { [%eval 0.18] [%clk 1:31:41] } 7... Nc6 { [%eval 0.3] [%clk 1:25:21] } 8. Be3 { [%eval 0.2] [%clk 1:29:36] } 8... Nd5 { [%eval 0.31] [%clk 1:13:05] } 9. Bd3 { [%eval 0.25] [%clk 1:28:17] } 9... cxd4 { [%eval 0.27] [%clk 1:07:29] } 10. Nxd4 { [%eval 0.41] [%clk 1:27:32] } 10... Nxe3 { [%eval 0.77] [%clk 1:03:08] } 11. fxe3 { [%eval 0.69] [%clk 1:27:40] } 11... Be7 { [%eval 0.53] [%clk 0:49:43] } 12. Nxc6 { [%eval 0.28] [%clk 1:15:02] } 12... bxc6 { [%eval 0.7] [%clk 0:50:09] } 13. Qf3 { [%eval 0.6] [%clk 1:15:07] } 13... O-O { [%eval 0.92] [%clk 0:47:22] } 14. O-O-O { [%eval 0.83] [%clk 1:14:51] } 14... Qc7 { [%eval 0.89] [%clk 0:46:41] } 15. Qe4 { [%eval 0.69] [%clk 1:07:08] } 15... g6 { [%eval 0.73] [%clk 0:42:19] } 16. Qf4 { [%eval 0.69] [%clk 1:03:26] } 16... Qb8 { [%eval 0.7] [%clk 0:28:32] } 17. Bc2 { [%eval 0.87] [%clk 0:46:29] } 17... Qb5 { [%eval 1.43] [%clk 0:20:19] } 18. a4 { [%eval 0.99] [%clk 0:42:42] } 18... Qc5?! { [%eval 2.13] } { Inaccuracy. Qb8 was best. } { [%clk 0:19:58] } 19. h4? { [%eval 0.62] } { Mistake. b4 was best. } { [%clk 0:40:27] } 19... e5? { [%eval 2.26] } { Mistake. a5 was best. } { [%clk 0:14:26] } 20. Nxe5 { [%eval 2.43] [%clk 0:36:50] } 20... Bd6 { [%eval 3.13] [%clk 0:13:41] } 21. Rxd6 { [%eval 3.22] [%clk 0:34:04] } 21... Qxd6 { [%eval 3.25] [%clk 0:14:07] } 22. h5 { [%eval 3.17] [%clk 0:30:06] } 22... Qe7? { [%eval 5.73] } { Mistake. Rb8 was best. } { [%clk 0:10:17] } 23. Nxc6 { [%eval 6.27] [%clk 0:23:44] } 23... Qe6 { [%eval 6.22] [%clk 0:06:54] } 24. hxg6 { [%eval 6.35] [%clk 0:22:03] } 24... fxg6 { [%eval 6.33] [%clk 0:07:10] } 25. Qh6 { [%eval 6.47] [%clk 0:21:19] } 25... Rf7 { [%eval 6.1] [%clk 0:05:57] } 26. Nd8 { [%eval 6.6] [%clk 0:21:24] } 26... Qf6 { [%eval 6.66] [%clk 0:04:20] } 27. Bb3 { [%eval 6.66] [%clk 0:17:09] } 27... Qxd8?? { [%eval #2] } { Checkmate is now unavoidable. Be6 was best. } { [%clk 0:03:41] } 28. Qxh7+ { [%eval #1] [%clk 0:17:29] } 1-0