Event: Sardinia Worldchess
Date: 2024-05-04
White: Costa, Leonardo
WhiteTitle: IM
WhiteElo: 2488
Black: Derakhshani, Borna
BlackTitle: FM
BlackElo: 2356
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard
TimeControl: 90min/40 + 30min + 30 sec each move

1. e4 { [%eval 0.14] [%clk 1:30:58] } 1... c5 { [%eval 0.34] [%clk 1:23:13] } 2. Nf3 { [%eval 0.25] [%clk 1:31:23] } 2... Nc6 { [%eval 0.45] [%clk 1:23:40] } 3. Bb5 { [%eval 0.24] [%clk 1:31:48] } 3... e6 { [%eval 0.39] [%clk 1:24:01] } 4. Bxc6 { [%eval 0.2] [%clk 1:32:13] } 4... bxc6 { [%eval 0.31] [%clk 1:24:28] } 5. d3 { [%eval 0.22] [%clk 1:32:37] } 5... Qc7 { [%eval 0.3] [%clk 1:24:46] } 6. O-O { [%eval 0.16] [%clk 1:33:01] } 6... Ne7 { [%eval 0.32] [%clk 1:25:01] } 7. Re1 { [%eval 0.19] [%clk 1:33:27] } 7... Ng6 { [%eval 0.25] [%clk 1:17:29] } 8. h4 { [%eval 0.53] [%clk 1:32:10] } 8... h6?! { [%eval 1.12] } { Inaccuracy. h5 was best. } { [%clk 1:12:36] } 9. e5 { [%eval 0.92] [%clk 1:29:01] } 9... f6 { [%eval 0.85] [%clk 1:02:45] } 10. Nc3 { [%eval 0.69] [%clk 1:23:57] } 10... Be7?! { [%eval 1.31] } { Inaccuracy. h5 was best. } { [%clk 1:00:44] } 11. h5 { [%eval 1.15] [%clk 1:16:29] } 11... Nxe5?! { [%eval 1.79] } { Inaccuracy. Nf8 was best. } { [%clk 0:56:19] } 12. Nxe5 { [%eval 1.61] [%clk 1:16:53] } 12... fxe5 { [%eval 1.73] [%clk 0:56:46] } 13. Qg4 { [%eval 1.73] [%clk 1:17:18] } 13... Kf8 { [%eval 1.56] [%clk 0:42:50] } 14. f4 { [%eval 1.57] [%clk 1:03:04] } 14... exf4? { [%eval 3.25] } { Mistake. d5 was best. } { [%clk 0:42:09] } 15. Bxf4 { [%eval 3.22] [%clk 1:03:30] } 15... d6 { [%eval 3.14] [%clk 0:42:35] } 16. Qg6 { [%eval 2.75] [%clk 0:54:07] } 16... Kg8? { [%eval 4.99] } { Mistake. e5 was best. } { [%clk 0:29:10] } 17. Rf1 { [%eval 4.62] [%clk 0:53:58] } 17... Bf6 { [%eval 4.9] [%clk 0:29:03] } 18. Ne4 { [%eval 4.69] [%clk 0:50:01] } 18... Qf7 { [%eval 5.36] [%clk 0:21:50] } 19. Bxd6 { [%eval 5.32] [%clk 0:48:10] } 19... Qxg6 { [%eval 5.33] [%clk 0:22:08] } 20. hxg6 { [%eval 5.05] [%clk 0:48:36] } 20... c4 { [%eval 5.53] [%clk 0:19:52] } 21. Nxf6+ { [%eval 5.46] [%clk 0:45:41] } 21... gxf6 { [%eval 5.54] [%clk 0:20:16] } 22. Rxf6 { [%eval 5.59] [%clk 0:46:09] } 22... cxd3 { [%eval 5.35] [%clk 0:20:24] } 23. Rf8+ { [%eval 5.35] [%clk 0:46:35] } 23... Kg7 { [%eval 5.21] [%clk 0:20:49] } 24. Be5+ { [%eval 5.15] [%clk 0:47:02] } 24... Kxf8?? { [%eval #6] } { Checkmate is now unavoidable. Kxg6 was best. } { [%clk 0:21:12] } 25. g7+ { [%eval #5] [%clk 0:47:29] } 25... Ke7 { [%eval #5] [%clk 0:21:35] } 26. gxh8=Q { [%eval #4] [%clk 0:47:22] } 1-0