Event: gm a
Date: 2024-07-01
White: Colbow, Collin
WhiteTitle: FM
WhiteElo: 2413
Black: Kaczmarek, Aleksander
BlackTitle: IM
BlackElo: 2374
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.15] [%clk 1:27:50] } 1... c5 { [%eval 0.25] [%clk 1:31:19] } 2. Nf3 { [%eval 0.17] [%clk 1:28:08] } 2... d6 { [%eval 0.26] [%clk 1:31:45] } 3. d4 { [%eval 0.26] [%clk 1:28:08] } 3... cxd4 { [%eval 0.28] [%clk 1:31:45] } 4. Nxd4 { [%eval 0.18] [%clk 1:28:57] } 4... Nf6 { [%eval 0.24] [%clk 1:32:39] } 5. Nc3 { [%eval 0.32] [%clk 1:29:14] } 5... a6 { [%eval 0.22] [%clk 1:31:22] } 6. Qd3 { [%eval 0.0] [%clk 1:28:58] } 6... Nbd7 { [%eval 0.06] [%clk 1:29:54] } 7. Be2 { [%eval 0.0] [%clk 1:28:00] } 7... b5 { [%eval 0.17] [%clk 1:28:06] } 8. Nd5 { [%eval 0.05] [%clk 1:27:50] } 8... Bb7 { [%eval 0.12] [%clk 1:24:03] } 9. a4 { [%eval 0.09] [%clk 1:23:42] } 9... b4?! { [%eval 0.8] } { Inaccuracy. bxa4 was best. } { [%clk 1:01:08] } 10. Qc4 { [%eval 0.8] [%clk 1:23:45] } 10... Nxd5 { [%eval 0.85] [%clk 1:00:56] } 11. exd5 { [%eval 0.8] [%clk 0:43:34] } 11... a5?! { [%eval 1.72] } { Inaccuracy. Qc8 was best. } { [%clk 0:46:31] } 12. c3 { [%eval 1.6] [%clk 0:43:38] } 12... bxc3?! { [%eval 2.39] } { Inaccuracy. Qc8 was best. } { [%clk 0:46:52] } 13. bxc3?! { [%eval 1.28] } { Inaccuracy. Nc6 was best. } { [%clk 0:39:16] } 13... Ba6?! { [%eval 2.04] } { Inaccuracy. g6 was best. } { [%clk 0:44:00] } 14. Nb5 { [%eval 1.62] [%clk 0:31:13] } 14... Rc8 { [%eval 2.15] [%clk 0:42:41] } 15. Qd4 { [%eval 2.24] [%clk 0:29:37] } 15... Nc5 { [%eval 2.46] [%clk 0:39:27] } 16. O-O { [%eval 2.51] [%clk 0:28:19] } 16... e5 { [%eval 2.46] [%clk 0:38:50] } 17. dxe6 { [%eval 2.5] [%clk 0:28:19] } 17... Nxe6 { [%eval 2.33] [%clk 0:28:47] } 18. Qd1?! { [%eval 1.69] } { Inaccuracy. Qa7 was best. } { [%clk 0:21:02] } 18... d5 { [%eval 1.42] [%clk 0:27:13] } 19. Na7? { [%eval 0.0] } { Mistake. Nd4 was best. } { [%clk 0:21:02] } 19... Bxe2 { [%eval 0.0] [%clk 0:27:13] } 20. Qxe2 { [%eval 0.0] [%clk 0:15:12] } 20... Rc4 { [%eval 0.38] [%clk 0:19:18] } 21. Qb2 { [%eval 0.0] [%clk 0:15:12] } 21... Bd6 { [%eval 0.23] [%clk 0:19:43] } 22. Qb5+ { [%eval 0.14] [%clk 0:14:09] } 22... Kf8? { [%eval 1.62] } { Mistake. Qd7 was best. } { [%clk 0:19:43] } 23. Rd1 { [%eval 1.69] [%clk 0:10:57] } 23... Bc5 { [%eval 2.13] [%clk 0:05:18] } 24. Ba3?? { [%eval 0.2] } { Blunder. Nc6 was best. } { [%clk 0:10:57] } 24... Bxa3?? { [%eval 3.62] } { Blunder. Qa8 was best. } { [%clk 0:03:13] } 25. Rxd5 { [%eval 3.33] [%clk 0:09:49] } 25... Qc7?! { [%eval 4.43] } { Inaccuracy. Qh4 was best. } { [%clk 0:03:13] } 26. Rd7 { [%eval 4.08] [%clk 0:09:27] } 26... Rc5 { [%eval 5.07] [%clk 0:03:13] } 27. Rxc7 { [%eval 5.1] [%clk 0:09:27] } 27... Rxb5 { [%eval 4.96] [%clk 0:01:15] } 28. Rc8+ { [%clk 0:08:59] } 1-0