Event: Round 9: Alexander J Costello - David Gasparyan
Date: 2022-08-04
White: Alexander J Costello
WhiteTitle: IM
Black: David Gasparyan
Result: 1-0
ECO: B35
Opening: Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation
Variant: Standard

1. e4 { [%eval 0.33] [%clk 1:25:04] } 1... c5 { [%eval 0.32] [%clk 1:40:53] } 2. Nf3 { [%eval 0.0] [%clk 1:25:26] } 2... Nc6 { [%eval 0.0] [%clk 1:41:00] } 3. d4 { [%eval 0.39] [%clk 1:19:48] } 3... cxd4 { [%eval 0.38] [%clk 1:41:14] } 4. Nxd4 { [%eval 0.29] [%clk 1:20:16] } 4... g6 { [%eval 0.64] [%clk 1:41:04] } 5. Nc3 { [%eval 0.22] [%clk 1:18:12] } 5... Bg7 { [%eval 0.32] [%clk 1:38:38] } 6. Be3 { [%eval 0.0] [%clk 1:18:23] } 6... Nf6 { [%eval 0.35] [%clk 1:39:00] } 7. Bc4 { [%eval 0.42] [%clk 1:18:40] } 7... O-O { [%eval 0.19] [%clk 1:39:20] } 8. Bb3 { [%eval 0.57] [%clk 1:18:25] } 8... Re8 { [%eval 0.44] [%clk 1:37:47] } 9. O-O { [%eval 0.71] [%clk 1:15:40] } 9... d6 { [%eval 0.56] [%clk 1:37:42] } 10. h3 { [%eval 0.18] [%clk 1:15:46] } 10... Bd7?! { [%eval 0.88] } { Inaccuracy. Na5 was best. } { [%clk 1:36:22] } 11. Qd3 { [%eval 0.33] [%clk 1:10:00] } 11... Na5 { [%eval 0.21] [%clk 1:31:24] } 12. f4 { [%eval 0.19] [%clk 1:02:18] } 12... Nxb3 { [%eval 0.35] [%clk 1:28:57] } 13. axb3 { [%eval 0.33] [%clk 1:02:44] } 13... e5 { [%eval 0.86] [%clk 1:14:19] } 14. fxe5 { [%eval 0.21] [%clk 0:59:53] } 14... dxe5?! { [%eval 1.28] } { Inaccuracy. Rxe5 was best. } { [%clk 1:13:42] } 15. Ndb5 { [%eval 1.42] [%clk 0:59:30] } 15... Bxb5 { [%eval 1.5] [%clk 1:09:23] } 16. Qxb5 { [%eval 1.31] [%clk 0:59:30] } 16... b6 { [%eval 1.73] [%clk 1:07:55] } 17. Rad1 { [%eval 1.79] [%clk 0:56:01] } 17... Qc8 { [%eval 1.5] [%clk 1:03:58] } 18. Bg5 { [%eval 2.0] [%clk 0:53:04] } 18... Nh5 { [%eval 2.24] [%clk 1:03:36] } 19. Rd7 { [%eval 2.32] [%clk 0:45:09] } 19... f6 { [%eval 2.69] [%clk 0:53:49] } 20. Be3 { [%eval 2.2] [%clk 0:39:47] } 20... Kh8 { [%eval 2.25] [%clk 0:49:48] } 21. Rfd1 { [%eval 2.53] [%clk 0:37:24] } 21... f5 { [%eval 2.37] [%clk 0:40:53] } 22. Bg5 { [%eval 2.68] [%clk 0:22:18] } 22... h6?! { [%eval 3.75] } { Inaccuracy. fxe4 was best. } { [%clk 0:36:18] } 23. Be7 { [%eval 3.74] [%clk 0:21:02] } 23... Rg8?! { [%eval 4.78] } { Inaccuracy. fxe4 was best. } { [%clk 0:30:54] } 24. R1d6 { [%eval 4.37] [%clk 0:17:01] } 24... fxe4 { [%eval 5.13] [%clk 0:22:07] } 25. Rxg6 { [%eval 5.08] [%clk 0:14:51] } 25... Qe8?! { [%eval 7.75] } { Inaccuracy. Rb8 was best. } { [%clk 0:16:47] } 26. Qc6 { [%eval 7.91] [%clk 0:14:56] } 26... Kh7 { [%eval 8.54] [%clk 0:17:14] } 27. Rgd6 { [%eval 8.61] [%clk 0:11:27] } 27... Nf4? { [%eval #4] } { Checkmate is now unavoidable. Rc8 was best. } { [%clk 0:08:24] } 28. Qxe4+? { [%eval 8.46] } { Lost forced checkmate sequence. Rxh6+ was best. } { [%clk 0:11:53] } 28... Kh8 { [%eval 8.02] [%clk 0:08:50] } 29. Bg5 { [%eval 7.3] [%clk 0:10:46] } 29... Qxd7 { [%eval 7.0] [%clk 0:07:16] } 30. Rxd7 { [%eval 7.54] [%clk 0:11:08] } 30... hxg5 { [%eval 7.01] [%clk 0:07:43] } 31. Nd5 { [%eval 7.04] [%clk 0:11:10] } 1-0