Event: Najdorf Memorial
Site: Warsaw POL
Date: 2023-07-14
White: Kowalczyk, Rafal
WhiteElo: 2173
Black: Sieciechowicz, Marcin
BlackElo: 2395
Result: 0-1
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... c5 { [%eval 0.32] [%clk 1:30:55] } 2. Nf3 { [%eval 0.0] [%clk 1:30:02] } 2... d6 { [%eval 0.0] [%clk 1:31:20] } 3. Bb5+ { [%eval 0.0] [%clk 1:30:07] } 3... Nd7 { [%eval 0.24] [%clk 1:31:26] } 4. a4 { [%eval 0.14] [%clk 1:30:27] } 4... Nf6 { [%eval 0.12] [%clk 1:31:08] } 5. Nc3 { [%eval 0.1] [%clk 1:30:47] } 5... g6 { [%eval 0.26] [%clk 1:27:56] } 6. a5 { [%eval 0.09] [%clk 1:30:47] } 6... a6 { [%eval 0.31] [%clk 1:27:26] } 7. Bc4 { [%eval 0.01] [%clk 1:27:50] } 7... Qc7 { [%eval 0.15] [%clk 1:23:24] } 8. Qe2 { [%eval 0.0] [%clk 1:17:37] } 8... e6 { [%eval 0.31] [%clk 1:16:41] } 9. d4 { [%eval 0.42] [%clk 0:54:19] } 9... cxd4 { [%eval 0.46] [%clk 1:13:48] } 10. Nxd4 { [%eval 0.31] [%clk 0:54:38] } 10... Ne5 { [%eval 0.32] [%clk 1:12:44] } 11. Bb3 { [%eval 0.44] [%clk 0:53:40] } 11... Bg7 { [%eval 0.44] [%clk 1:11:54] } 12. Be3 { [%eval 0.19] [%clk 0:38:04] } 12... O-O { [%eval 0.29] [%clk 1:10:16] } 13. h3 { [%eval 0.27] [%clk 0:36:23] } 13... Bd7 { [%eval 0.27] [%clk 1:03:21] } 14. f4 { [%eval 0.24] [%clk 0:36:34] } 14... Nc6 { [%eval 0.17] [%clk 0:58:59] } 15. Nxc6 { [%eval 0.26] [%clk 0:36:35] } 15... Bxc6 { [%eval 0.19] [%clk 0:53:18] } 16. Bb6 { [%eval 0.03] [%clk 0:34:22] } 16... Qe7 { [%eval 0.02] [%clk 0:53:29] } 17. O-O { [%eval -0.32] [%clk 0:27:03] } 17... Nh5 { [%eval 0.17] [%clk 0:46:26] } 18. Qe1 { [%eval -0.16] [%clk 0:21:00] } 18... g5 { [%eval -0.06] [%clk 0:43:07] } 19. g3?? { [%eval -1.96] } { Blunder. fxg5 was best. } { [%clk 0:04:04] } 19... gxf4 { [%eval -2.19] [%clk 0:41:42] } 20. gxf4 { [%eval -1.95] [%clk 0:04:27] } 20... Kh8 { [%eval -2.04] [%clk 0:40:39] } 21. Kh2 { [%eval -1.83] [%clk 0:03:17] } 21... Rg8 { [%eval -2.13] [%clk 0:38:04] } 22. Ba4? { [%eval -4.34] } { Mistake. Rf3 was best. } { [%clk 0:03:33] } 22... Bh6 { [%eval -3.61] [%clk 0:33:03] } 23. Be3 { [%eval -4.31] [%clk 0:02:09] } 23... Rg3 { [%eval -4.25] [%clk 0:30:43] } 24. Rg1?! { [%eval -5.82] } { Inaccuracy. Bd4+ was best. } { [%clk 0:02:13] } 24... Rxe3 { [%eval -5.75] [%clk 0:29:51] } 0-1