Event: 34th Annual North American Open
Site: https://www.chesstour.com/nao24.htm
Date: 2024-12-27
White: Wilber, Matthew K
WhiteElo: 2109
Black: Onyekwere, Chikwere
BlackTitle: CM
BlackElo: 2201
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, Adams Attack
Variant: Standard

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... d6 { [%eval 0.22] } 3. d4 { [%eval 0.22] } 3... cxd4 { [%eval 0.19] } 4. Nxd4 { [%eval 0.18] } 4... Nf6 { [%eval 0.25] } 5. Nc3 { [%eval 0.32] } 5... a6 { [%eval 0.32] } 6. h3 { [%eval 0.16] } 6... e5 { [%eval 0.21] } 7. Nf3 { [%eval 0.07] } 7... Be7 { [%eval 0.1] } 8. g4 { [%eval 0.13] } 8... h6 { [%eval 0.17] } 9. Rg1 { [%eval 0.14] } 9... b5 { [%eval 0.12] } 10. g5 { [%eval 0.06] } 10... hxg5 { [%eval 0.0] } 11. Nxg5 { [%eval 0.0] } 11... Bb7 { [%eval 0.01] } 12. Be3 { [%eval 0.07] } 12... Qc7 { [%eval 0.12] } 13. a3 { [%eval 0.0] } 13... Nbd7 { [%eval -0.08] [%clk 1:32:50] } 14. Qd2 { [%eval -0.34] [%clk 1:09:46] } 14... Rc8 { [%eval -0.31] [%clk 1:27:06] } 15. O-O-O { [%eval -0.4] [%clk 1:08:56] } 15... d5 { [%eval 0.05] [%clk 1:19:35] } 16. Nxd5 { [%eval 0.17] [%clk 1:04:47] } 16... Nxd5 { [%eval 0.14] [%clk 1:18:21] } 17. exd5 { [%eval 0.11] [%clk 1:04:46] } 17... Bxd5 { [%eval 0.27] [%clk 1:18:50] } 18. Kb1 { [%eval 0.25] [%clk 1:00:33] } 18... Nf6 { [%eval 0.31] [%clk 1:17:37] } 19. f4 { [%eval 0.35] [%clk 0:50:06] } 19... exf4? { [%eval 1.55] } { Mistake. e4 was best. } { [%clk 0:51:42] } 20. Bxf4 { [%eval 1.46] [%clk 0:49:23] } 20... Qb7 { [%eval 1.53] [%clk 0:50:59] } 21. Re1 { [%eval 1.71] [%clk 0:44:08] } 21... O-O? { [%eval 3.49] } { Mistake. Kf8 was best. } { [%clk 0:49:49] } 22. Be5 { [%eval 3.32] [%clk 0:31:15] } 22... Rfd8?! { [%eval 4.44] } { Inaccuracy. Ne8 was best. } { [%clk 0:39:04] } 23. Bd3 { [%eval 4.03] [%clk 0:30:20] } 23... Bc4?! { [%eval 6.0] } { Inaccuracy. g6 was best. } { [%clk 0:37:41] } 24. Ne4 { [%eval 5.88] [%clk 0:22:57] } 24... Bxd3?? { [%eval #7] } { Checkmate is now unavoidable. Kf8 was best. } { [%clk 0:33:14] } 25. Qh6 { [%eval #6] [%clk 0:22:03] } 25... Bxc2+ { [%eval #6] [%clk 0:32:23] } 26. Ka1 { [%eval #5] [%clk 0:22:09] } 26... Kf8 { [%eval #3] [%clk 0:30:04] } 27. Qxg7+ { [%eval #8] [%clk 0:21:28] } 27... Ke8 { [%eval #24] [%clk 0:30:33] } 28. Nxf6+ { [%eval #7] [%clk 0:21:04] } 28... Bxf6 { [%eval #7] [%clk 0:31:01] } 29. Bxf6+ { [%eval #18] [%clk 0:21:02] } 29... Be4 { [%eval #18] [%clk 0:29:40] } 30. Bxd8 { [%eval #17] [%clk 0:19:43] } 30... Kxd8 { [%eval #13] [%clk 0:29:21] } 31. Qf8+?? { [%eval 5.91] } { Lost forced checkmate sequence. Rxe4 was best. } { [%clk 0:19:34] } 31... Kc7 { [%eval 5.69] [%clk 0:29:16] } 32. Qe7+ { [%eval 5.07] [%clk 0:19:51] } 32... Kb8 { [%eval 5.11] [%clk 0:29:42] } 33. Qxe4 { [%eval 5.29] [%clk 0:20:12] } 33... Rc1+ { [%eval 5.36] [%clk 0:30:10] } 34. Ka2 { [%eval 5.34] [%clk 0:20:25] } 34... Qxe4 { [%eval 5.35] [%clk 0:30:00] } 35. Rg8+ { [%eval 5.21] [%clk 0:20:53] } 1-0