Event: 53rd Annual World Open Chess Tournament
Site: Philadephia, PA
Date: 2025-07-03
White: Kostolansky, Sebastian
WhiteElo: 2438
Black: Sam, Gabriel
BlackElo: 2269
Result: 1-0
ECO: B48
Opening: Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. Nf3 { [%eval 0.2] } 2... e6 { [%eval 0.28] } 3. d4 { [%eval 0.4] } 3... cxd4 { [%eval 0.29] [%clk 1:31:59] } 4. Nxd4 { [%eval 0.23] [%clk 1:32:16] } 4... Nc6 { [%eval 0.28] [%clk 1:32:14] } 5. Nc3 { [%eval 0.24] [%clk 1:32:40] } 5... Qc7 { [%eval 0.35] [%clk 1:32:12] } 6. Be3 { [%eval 0.31] [%clk 1:32:11] } 6... a6 { [%eval 0.35] [%clk 1:31:37] } 7. g4 { [%eval 0.26] [%clk 1:24:21] } 7... b5 { [%eval 0.32] [%clk 1:26:40] } 8. Nxc6 { [%eval 0.61] [%clk 1:23:42] } 8... dxc6 { [%eval 0.62] [%clk 1:20:16] } 9. Qf3 { [%eval 0.71] [%clk 1:06:58] } 9... Bd6 { [%eval 0.86] [%clk 1:16:07] } 10. Bd4? { [%eval -0.27] } { Mistake. O-O-O was best. } { [%clk 0:51:46] } 10... e5 { [%eval 0.16] [%clk 1:08:07] } 11. Be3 { [%eval 0.15] [%clk 0:52:12] } 11... Be6 { [%eval 0.33] [%clk 1:04:23] } 12. g5 { [%eval 0.4] [%clk 0:48:45] } 12... Ne7 { [%eval 0.39] [%clk 1:03:09] } 13. h4 { [%eval 0.11] [%clk 0:32:56] } 13... Ng6 { [%eval 0.1] [%clk 0:53:36] } 14. O-O-O { [%eval 0.0] [%clk 0:27:23] } 14... O-O-O { [%eval 0.2] [%clk 0:42:41] } 15. Bh3 { [%eval 0.11] [%clk 0:26:56] } 15... Bxh3 { [%eval 0.21] } 16. Qxh3+ { [%eval 0.3] [%clk 0:26:39] } 16... Kb7 { [%eval 0.33] [%clk 0:42:14] } 17. Ne2 { [%eval 0.34] [%clk 0:25:24] } 17... Bb4?! { [%eval 1.1] } { Inaccuracy. Nf8 was best. } { [%clk 0:35:35] } 18. Qf5 { [%eval 0.69] [%clk 0:23:25] } 18... Qe7?! { [%eval 1.31] } { Inaccuracy. Bd6 was best. } { [%clk 0:32:28] } 19. h5 { [%eval 1.21] } 19... Rxd1+ { [%eval 1.37] [%clk 0:32:25] } 20. Rxd1 { [%eval 1.29] [%clk 0:20:51] } 20... Nf8 { [%eval 1.16] [%clk 0:32:46] } 21. Ng3? { [%eval -0.14] } { Mistake. f4 was best. } { [%clk 0:05:27] } 21... g6 { [%eval -0.04] [%clk 0:27:16] } 22. Qh3 { [%eval -0.04] [%clk 0:04:16] } 22... Ne6 { [%eval -0.06] [%clk 0:24:48] } 23. hxg6 { [%eval -0.06] [%clk 0:04:01] } 23... fxg6 { [%eval -0.01] [%clk 0:25:05] } 24. Ne2 { [%eval -0.02] [%clk 0:01:33] } 24... Rf8 { [%eval 0.12] [%clk 0:23:34] } 25. Qh2 { [%eval -0.19] [%clk 0:01:14] } 25... Bd6 { [%eval -0.06] [%clk 0:22:49] } 26. Kb1 { [%eval -0.23] [%clk 0:01:06] } 26... Bc7?! { [%eval 0.56] } { Inaccuracy. Bc5 was best. } { [%clk 0:22:01] } 27. Nc1 { [%eval 0.45] [%clk 0:01:15] } 27... Nf4 { [%eval 0.72] [%clk 0:19:38] } 28. Nb3 { [%eval 0.75] [%clk 0:01:31] } 28... Ne6 { [%eval 0.69] [%clk 0:18:30] } 29. Qh3 { [%eval 0.61] [%clk 0:00:55] } 29... Re8 { [%eval 1.03] [%clk 0:18:37] } 30. a3 { [%eval 0.74] [%clk 0:00:44] } 30... a5 { [%eval 1.08] [%clk 0:18:35] } 31. Rh1 Nxg5 32. Bxg5 Qxg5 33. Qd7 Ra8 34. Nc5+ Kb6 { [%clk 0:17:58] } 35. Ne6 { [%clk 0:01:38] } 1-0