Event: Open A
Date: 2025-06-25
White: Velicka, Petr
WhiteTitle: GM
WhiteElo: 2345
Black: Roshka, Yevgeniy
BlackTitle: IM
BlackElo: 2500
Result: 1/2-1/2
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:49] } 1... c5 { [%eval 0.25] [%clk 1:27:17] } 2. Nf3 { [%eval 0.2] [%clk 1:31:14] } 2... e6 { [%eval 0.28] [%clk 1:27:45] } 3. d4 { [%eval 0.4] [%clk 1:31:37] } 3... cxd4 { [%eval 0.29] [%clk 1:28:12] } 4. Nxd4 { [%eval 0.23] [%clk 1:32:00] } 4... a6 { [%eval 0.42] [%clk 1:28:39] } 5. Bd3 { [%eval 0.45] [%clk 1:31:51] } 5... Bc5 { [%eval 0.42] [%clk 1:29:05] } 6. Nb3 { [%eval 0.34] [%clk 1:32:14] } 6... Be7 { [%eval 0.58] [%clk 1:29:34] } 7. c4 { [%eval 0.52] [%clk 1:30:49] } 7... d6 { [%eval 0.54] [%clk 1:28:33] } 8. Nc3 { [%eval 0.75] [%clk 1:30:49] } 8... Nf6 { [%eval 0.64] [%clk 1:28:52] } 9. O-O { [%eval 0.63] [%clk 1:30:41] } 9... O-O { [%eval 0.8] [%clk 1:27:55] } 10. a4?! { [%eval 0.24] } { Inaccuracy. f4 was best. } { [%clk 1:30:42] } 10... Nc6 { [%eval 0.33] [%clk 1:25:06] } 11. a5 { [%eval 0.07] [%clk 1:29:12] } 11... b6 { [%eval 0.05] [%clk 1:14:36] } 12. axb6 { [%eval 0.01] [%clk 1:28:00] } 12... Qxb6 { [%eval 0.1] [%clk 1:15:02] } 13. Be3 { [%eval 0.04] [%clk 1:19:28] } 13... Qc7 { [%eval 0.14] [%clk 1:14:10] } 14. Nb5 { [%eval -0.03] [%clk 1:08:40] } 14... Qb8 { [%eval 0.06] [%clk 1:11:03] } 15. N5d4 { [%eval 0.0] [%clk 1:06:57] } 15... Nb4 { [%eval -0.07] [%clk 1:11:10] } 16. Na5 { [%eval 0.0] [%clk 1:03:47] } 16... Bd7 { [%eval 0.04] [%clk 1:11:12] } 17. Bb1 { [%eval 0.06] [%clk 1:00:18] } 17... d5 { [%eval 0.0] [%clk 1:10:00] } 18. exd5 { [%eval 0.05] [%clk 0:57:31] } 18... exd5 { [%eval 0.05] [%clk 1:10:24] } 19. Nf5 { [%eval -0.22] [%clk 0:49:36] } 19... Bxf5 { [%eval -0.27] [%clk 1:09:34] } 20. Bxf5 { [%eval -0.26] [%clk 0:49:57] } 20... Qe5 { [%eval 0.23] [%clk 1:08:56] } 21. Bb1 { [%eval 0.0] [%clk 0:47:15] } 21... dxc4 { [%eval 0.01] [%clk 1:03:28] } 22. Nxc4 { [%eval 0.01] [%clk 0:46:02] } 22... Qe6 { [%eval 0.0] [%clk 1:02:45] } 23. b3 { [%eval 0.02] [%clk 0:32:30] } 23... Nfd5 { [%eval 0.11] [%clk 0:56:49] } 24. Qf3 { [%eval 0.02] [%clk 0:27:53] } 24... Nxe3 { [%eval 0.01] [%clk 0:53:30] } 25. Nxe3 { [%eval 0.01] [%clk 0:26:48] } 25... Qf6 { [%eval 0.05] [%clk 0:49:59] } 26. Be4 { [%eval 0.03] [%clk 0:26:28] } 26... Rab8 { [%eval 0.0] [%clk 0:47:41] } 27. Nd5 { [%eval 0.0] [%clk 0:26:19] } 1/2-1/2