Event: Round 5: Ethan Cole - Oscar Koppenens
Date: 2023-10-22
White: Ethan Cole
WhiteElo: 1546
Black: Oscar Koppenens
BlackElo: 1722
Result: 0-1
ECO: B92
Opening: Sicilian Defense: Najdorf Variation, Opocensky Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:59] } 1... c5 { [%eval 0.32] [%clk 1:30:46] } 2. Nf3 { [%eval 0.0] [%clk 1:31:22] } 2... d6 { [%eval 0.0] [%clk 1:31:12] } 3. d4 { [%eval 0.25] [%clk 1:31:47] } 3... cxd4 { [%eval 0.13] [%clk 1:31:39] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:11] } 4... Nf6 { [%eval 0.3] [%clk 1:32:06] } 5. Nc3 { [%eval 0.21] [%clk 1:32:32] } 5... a6 { [%eval 0.39] [%clk 1:32:31] } 6. Be2 { [%eval 0.07] [%clk 1:32:13] } 6... g6?! { [%eval 0.77] } { Inaccuracy. e5 was best. } { [%clk 1:32:36] } 7. Be3 { [%eval 0.83] [%clk 1:32:29] } 7... Bg7 { [%eval 0.82] [%clk 1:33:01] } 8. Qd2 { [%eval 0.7] [%clk 1:32:36] } 8... b5 { [%eval 1.26] [%clk 1:33:06] } 9. a3?! { [%eval 0.59] } { Inaccuracy. Bf3 was best. } { [%clk 1:32:17] } 9... Qc7 { [%eval 0.48] [%clk 1:33:02] } 10. O-O { [%eval 0.37] [%clk 1:31:03] } 10... O-O { [%eval 0.64] [%clk 1:32:23] } 11. Bh6?! { [%eval 0.06] } { Inaccuracy. Nd5 was best. } { [%clk 1:30:28] } 11... Bb7 { [%eval -0.01] [%clk 1:32:13] } 12. Bxg7 { [%eval -0.03] [%clk 1:30:39] } 12... Kxg7 { [%eval -0.06] [%clk 1:32:40] } 13. Bd3 { [%eval -0.52] [%clk 1:30:07] } 13... Nbd7 { [%eval -0.54] [%clk 1:32:14] } 14. Nb3 { [%eval -0.57] [%clk 1:27:21] } 14... Rfd8 { [%eval -0.63] [%clk 1:31:26] } 15. f4 { [%eval -0.6] [%clk 1:26:55] } 15... Nc5 { [%eval -0.72] [%clk 1:28:43] } 16. Rae1 { [%eval -0.64] [%clk 1:24:43] } 16... Rac8 { [%eval -0.36] [%clk 1:27:30] } 17. f5 { [%eval -0.5] [%clk 1:23:09] } 17... e5?! { [%eval 0.2] } { Inaccuracy. Qb6 was best. } { [%clk 1:24:03] } 18. g4?? { [%eval -1.77] } { Blunder. fxe6 was best. } { [%clk 1:05:19] } 18... Nxd3 { [%eval -1.19] [%clk 1:20:42] } 19. cxd3 { [%eval -1.08] [%clk 1:05:16] } 19... Qb6+ { [%eval -0.83] [%clk 1:15:04] } 20. Kg2?? { [%eval -2.74] } { Blunder. d4 was best. } { [%clk 1:04:41] } 20... d5 { [%eval -3.05] [%clk 1:14:14] } 21. g5 { [%eval -3.03] [%clk 1:01:21] } 21... Nh5 { [%eval -3.01] [%clk 1:13:53] } 22. f6+?! { [%eval -3.92] } { Inaccuracy. d4 was best. } { [%clk 0:53:26] } 22... Kh8 { [%eval -3.86] [%clk 1:13:27] } 23. Qe2 { [%eval -3.8] [%clk 0:51:57] } 23... Qe6 { [%eval -3.9] [%clk 1:12:09] } 24. Na5 { [%eval -4.43] [%clk 0:50:41] } 24... Ba8 { [%eval -4.38] [%clk 1:12:09] } 25. Kh1 { [%eval -4.68] [%clk 0:47:51] } 25... Nf4 { [%eval -4.89] [%clk 1:11:28] } 26. Qf2 { [%eval -5.95] [%clk 0:46:04] } 26... Nxd3 { [%eval -6.04] [%clk 1:09:56] } 27. Qh4 { [%eval -5.96] [%clk 0:46:27] } 27... Nxe1 { [%eval -6.51] [%clk 1:10:13] } 28. Rxe1 { [%eval -6.32] [%clk 0:46:39] } 28... dxe4 { [%eval -6.36] [%clk 1:08:41] } 29. Re3 { [%eval -6.71] [%clk 0:46:48] } 29... Qf5 { [%eval -6.27] [%clk 1:08:35] } 30. Kg1 { [%eval -6.33] [%clk 0:46:21] } 30... Rd3 { [%eval -6.23] [%clk 1:08:26] } 31. Qh6?? { [%eval #-9] } { Checkmate is now unavoidable. Qg3 was best. } { [%clk 0:45:38] } 31... Rg8? { [%eval -7.15] } { Lost forced checkmate sequence. Qg4+ was best. } { [%clk 1:08:31] } 32. Nd5? { [%eval #-6] } { Checkmate is now unavoidable. Qh3 was best. } { [%clk 0:45:33] } 32... Bxd5 { [%eval #-7] [%clk 1:08:45] } 33. Nc4 { [%eval #-4] [%clk 0:45:51] } 33... bxc4 { [%eval #-8] [%clk 1:08:43] } 34. h4 { [%eval #-4] [%clk 0:46:02] } 34... Qg4+ { [%eval #-4] [%clk 1:08:59] } 35. Kh2 { [%clk 0:46:05] } 35... Rd2+ { [%clk 1:09:21] } 36. Re2 { [%clk 0:46:16] } 36... Rxe2+ { [%clk 1:09:44] } 37. Kh1 { [%clk 0:46:41] } 37... Qg2# { [%clk 1:10:09] } 0-1