Event: Open-1
Site: Katowice
Date: 2025-05-31
White: Piorun, Kacper
WhiteTitle: GM
WhiteElo: 2486
Black: Klekowski, Maciej
BlackTitle: GM
BlackElo: 2462
Result: 0-1
ECO: B46
Opening: Sicilian Defense: Taimanov Variation
Variant: Standard
TimeControl: 10+2

1. e4 { [%eval 0.18] [%clk 0:10:03] } 1... c5 { [%eval 0.25] [%clk 0:10:03] } 2. Nf3 { [%eval 0.2] [%clk 0:10:04] } 2... Nc6 { [%eval 0.25] [%clk 0:10:05] } 3. d4 { [%eval 0.27] [%clk 0:10:00] } 3... cxd4 { [%eval 0.35] [%clk 0:10:06] } 4. Nxd4 { [%eval 0.21] [%clk 0:10:01] } 4... e6 { [%eval 0.28] [%clk 0:10:07] } 5. Nc3 { [%eval 0.24] [%clk 0:09:57] } 5... a6 { [%eval 0.37] [%clk 0:10:08] } 6. Nxc6 { [%eval 0.28] [%clk 0:09:57] } 6... bxc6 { [%eval 0.28] [%clk 0:10:09] } 7. Bd3 { [%eval 0.24] [%clk 0:09:56] } 7... d5 { [%eval 0.34] [%clk 0:10:10] } 8. O-O { [%eval 0.4] [%clk 0:09:56] } 8... Nf6 { [%eval 0.33] [%clk 0:10:11] } 9. Qe2 { [%eval 0.4] [%clk 0:09:57] } 9... Be7 { [%eval 0.24] [%clk 0:10:11] } 10. b3 { [%eval 0.25] [%clk 0:09:54] } 10... O-O { [%eval 0.31] [%clk 0:10:10] } 11. Bb2 { [%eval 0.31] [%clk 0:09:55] } 11... Bb7 { [%eval 0.39] [%clk 0:09:53] } 12. e5 { [%eval 0.0] [%clk 0:09:48] } 12... Nd7 { [%eval 0.03] [%clk 0:09:38] } 13. Na4 { [%eval 0.1] [%clk 0:09:49] } 13... c5 { [%eval 0.18] [%clk 0:09:33] } 14. c4 { [%eval 0.22] [%clk 0:09:43] } 14... d4 { [%eval 0.19] [%clk 0:09:33] } 15. f4 { [%eval -0.13] [%clk 0:09:05] } 15... Qc7 { [%eval 0.04] [%clk 0:09:29] } 16. Rae1 { [%eval 0.0] [%clk 0:08:59] } 16... Rae8 { [%eval 0.02] [%clk 0:09:14] } 17. Bc1 { [%eval 0.0] [%clk 0:08:19] } 17... f5 { [%eval 0.01] [%clk 0:07:23] } 18. exf6 { [%eval 0.08] [%clk 0:07:41] } 18... Nxf6? { [%eval 1.19] } { Mistake. Bxf6 was best. } { [%clk 0:07:17] } 19. Qxe6+ { [%eval 0.97] [%clk 0:06:47] } 19... Kh8 { [%eval 1.02] [%clk 0:07:18] } 20. Qb6 { [%eval 1.07] [%clk 0:06:32] } 20... Qc8 { [%eval 1.41] [%clk 0:06:52] } 21. Qe6?! { [%eval 0.53] } { Inaccuracy. Re2 was best. } { [%clk 0:05:11] } 21... Qc7?! { [%eval 1.2] } { Inaccuracy. Qb8 was best. } { [%clk 0:06:54] } 22. Qb6 { [%eval 1.11] [%clk 0:03:55] } 22... Qc8 { [%eval 1.54] [%clk 0:06:54] } 23. f5?? { [%eval -0.2] } { Blunder. Re2 was best. } { [%clk 0:03:26] } 23... Nd7 { [%eval -0.26] [%clk 0:06:49] } 24. Qa5 { [%eval -0.35] [%clk 0:03:20] } 24... Bd6 { [%eval -0.26] [%clk 0:06:31] } 25. Bf4?? { [%eval -5.9] } { Blunder. Rxe8 was best. } { [%clk 0:02:40] } 25... Qc6 { [%eval -5.96] [%clk 0:06:18] } 0-1