Event: Najdorf Memorial B
Site: Warsaw POL
Date: 2023-07-12
White: Szefer, Michal
WhiteElo: 1863
Black: Zareba, Piotr
BlackElo: 1723
Result: 0-1
ECO: E05
Opening: Catalan Opening: Open Defense, Classical Line
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:55] } 1... Nf6 { [%eval 0.29] [%clk 1:29:37] } 2. c4 { [%eval 0.29] [%clk 1:30:16] } 2... e6 { [%eval 0.22] [%clk 1:28:12] } 3. g3 { [%eval 0.13] [%clk 1:30:20] } 3... d5 { [%eval 0.19] [%clk 1:28:14] } 4. Bg2 { [%eval 0.22] [%clk 1:30:33] } 4... Be7 { [%eval 0.3] [%clk 1:27:45] } 5. O-O { [%eval 0.23] [%clk 1:30:17] } 5... O-O { [%eval 0.29] [%clk 1:28:03] } 6. d4 { [%eval 0.22] [%clk 1:29:50] } 6... dxc4 { [%eval 0.31] [%clk 1:28:00] } 7. Qc2 { [%eval 0.32] [%clk 1:20:50] } 7... b5 { [%eval 0.41] [%clk 1:23:18] } 8. a4 { [%eval 0.44] [%clk 1:20:38] } 8... b4 { [%eval 0.43] [%clk 1:14:27] } 9. Qxc4?! { [%eval -0.52] } { Inaccuracy. Nfd2 was best. } { [%clk 0:53:31] } 9... Bb7?! { [%eval 0.35] } { Inaccuracy. Ba6 was best. } { [%clk 1:11:13] } 10. Re1?! { [%eval -0.39] } { Inaccuracy. Ne5 was best. } { [%clk 0:42:08] } 10... Nbd7 { [%eval -0.37] [%clk 1:06:25] } 11. Nbd2 { [%eval -0.39] [%clk 0:40:58] } 11... c5 { [%eval -0.37] [%clk 1:04:42] } 12. e4?! { [%eval -1.1] } { Inaccuracy. Ne5 was best. } { [%clk 0:34:44] } 12... cxd4 { [%eval -0.94] [%clk 1:02:23] } 13. Nxd4?! { [%eval -1.84] } { Inaccuracy. e5 was best. } { [%clk 0:32:38] } 13... Ne5 { [%eval -1.78] [%clk 1:00:54] } 14. Qb5 { [%eval -1.92] [%clk 0:31:28] } 14... Qxd4 { [%eval -1.67] [%clk 0:59:42] } 15. Qxb7?? { [%eval -4.11] } { Blunder. Nb3 was best. } { [%clk 0:31:50] } 15... Nd3?? { [%eval -1.45] } { Blunder. Nfg4 was best. } { [%clk 0:59:36] } 16. Re2 { [%eval -1.2] [%clk 0:26:58] } 16... Nxf2? { [%eval 0.0] } { Mistake. Bc5 was best. } { [%clk 0:59:39] } 17. Nf3 { [%eval 0.0] [%clk 0:25:06] } 17... Qc4? { [%eval 1.6] } { Mistake. Qd1+ was best. } { [%clk 0:37:50] } 18. Kxf2 { [%eval 1.5] [%clk 0:14:07] } 18... Bc5+ { [%eval 1.77] [%clk 0:36:54] } 19. Ke1?? { [%eval -3.56] } { Blunder. Kf1 was best. } { [%clk 0:14:27] } 19... Rab8 { [%eval -3.61] [%clk 0:36:16] } 20. Qxb8 { [%eval -3.59] [%clk 0:10:26] } 20... Rxb8 { [%eval -3.6] [%clk 0:36:27] } 21. Bf4 { [%eval -3.67] [%clk 0:10:50] } 21... Rd8?? { [%eval -1.55] } { Blunder. Rc8 was best. } { [%clk 0:28:05] } 22. Rc1 { [%eval -1.6] [%clk 0:09:10] } 22... Qb3 { [%eval -1.38] [%clk 0:28:27] } 23. Rd2 { [%eval -1.62] [%clk 0:09:04] } 23... Rxd2 { [%eval -1.15] [%clk 0:22:05] } 24. Nxd2 { [%eval -1.33] [%clk 0:09:14] } 24... Qxb2 { [%eval -1.38] [%clk 0:21:15] } 25. Rxc5 { [%eval -1.26] [%clk 0:09:39] } 25... h6 { [%eval -0.86] [%clk 0:21:39] } 26. Be5 { [%eval -1.16] [%clk 0:03:50] } 26... Qa3 { [%eval -1.61] [%clk 0:21:58] } 27. a5?? { [%eval -6.1] } { Blunder. Bd4 was best. } { [%clk 0:03:36] } 27... Qe3+ { [%eval -5.89] [%clk 0:22:08] } 0-1