Event: 45th FIDE Chess Olympiad
Site: Budapest, Hungary
Date: 2024-09-11
White: Karsten, Jan
WhiteTitle: IM
WhiteElo: 2311
Black: Cottle, Brian S
BlackTitle: CM
BlackElo: 1804
Result: 1-0
ECO: B04
Opening: Alekhine Defense: Modern Variation, Alburt Variation
Variant: Standard
TimeControl: 40/5400+30:1800_30\

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... Nf6?! { [%eval 0.78] } { Inaccuracy. e5 was best. } { [%clk 1:30:48] } 2. e5 { [%eval 0.52] [%clk 1:31:23] } 2... Nd5 { [%eval 0.61] [%clk 1:31:05] } 3. d4 { [%eval 0.59] [%clk 1:31:48] } 3... d6 { [%eval 0.51] [%clk 1:31:07] } 4. Nf3 { [%eval 0.39] [%clk 1:32:12] } 4... g6 { [%eval 0.71] [%clk 1:31:12] } 5. Bc4 { [%eval 0.72] [%clk 1:32:04] } 5... Nb6 { [%eval 0.5] [%clk 1:31:08] } 6. Bb3 { [%eval 0.52] [%clk 1:32:22] } 6... Bg7 { [%eval 0.4] [%clk 1:31:12] } 7. Ng5 { [%eval 0.38] [%clk 1:32:21] } 7... d5 { [%eval 0.84] [%clk 1:29:07] } 8. f4 { [%eval 0.91] [%clk 1:32:36] } 8... Nc6 { [%eval 1.03] [%clk 1:27:34] } 9. c3 { [%eval 1.0] [%clk 1:31:12] } 9... h6 { [%eval 1.41] [%clk 1:24:53] } 10. Nf3 { [%eval 1.36] [%clk 1:30:41] } 10... Bg4 { [%eval 1.48] [%clk 1:22:30] } 11. h3 { [%eval 1.46] [%clk 1:30:18] } 11... Bf5 { [%eval 1.44] [%clk 1:22:18] } 12. Qe2 { [%eval 1.56] [%clk 1:21:18] } 12... Qd7 { [%eval 1.52] [%clk 1:11:23] } 13. a4 { [%eval 1.53] [%clk 1:16:57] } 13... Na5 { [%eval 1.91] [%clk 1:00:42] } 14. Bc2?! { [%eval 1.28] } { Inaccuracy. Bd1 was best. } { [%clk 1:15:33] } 14... Bxc2 { [%eval 1.29] [%clk 0:58:19] } 15. Qxc2 { [%eval 1.22] [%clk 1:15:59] } 15... O-O?! { [%eval 1.88] } { Inaccuracy. Nc6 was best. } { [%clk 0:58:25] } 16. b3 { [%eval 2.01] [%clk 1:10:37] } 16... Rac8 { [%eval 1.99] [%clk 0:54:59] } 17. Ba3 { [%eval 1.88] [%clk 1:08:13] } 17... Rfe8 { [%eval 2.47] [%clk 0:53:02] } 18. g4 { [%eval 2.19] [%clk 1:07:00] } 18... e6 { [%eval 2.69] [%clk 0:51:26] } 19. h4 { [%eval 2.65] [%clk 1:01:53] } 19... Bf8?! { [%eval 3.41] } { Inaccuracy. c5 was best. } { [%clk 0:42:50] } 20. h5 { [%eval 3.54] [%clk 1:00:11] } 20... Bxa3 { [%eval 3.98] [%clk 0:40:33] } 21. Nxa3 { [%eval 3.92] [%clk 0:59:50] } 21... Kg7 { [%eval 4.14] [%clk 0:40:10] } 22. g5?! { [%eval 3.06] } { Inaccuracy. hxg6 was best. } { [%clk 0:55:01] } 22... Rh8 { [%eval 3.02] [%clk 0:37:52] } 23. hxg6 { [%eval 2.44] [%clk 0:51:54] } 23... hxg5 { [%eval 2.63] [%clk 0:35:33] } 24. O-O-O { [%eval 2.31] [%clk 0:49:11] } 24... Qe7? { [%eval 3.81] } { Mistake. g4 was best. } { [%clk 0:33:21] } 25. Kb2 { [%eval 3.9] [%clk 0:48:23] } 25... g4 { [%eval 4.28] [%clk 0:28:17] } 26. gxf7 { [%eval 4.03] [%clk 0:45:42] } 26... Qxf7 { [%eval 3.4] [%clk 0:23:19] } 27. Ng5 { [%eval 3.24] [%clk 0:45:29] } 27... Qf5 { [%eval 3.15] [%clk 0:23:23] } 28. Nxe6+ { [%eval 3.03] [%clk 0:45:03] } 28... Qxe6?! { [%eval 4.52] } { Inaccuracy. Kg6 was best. } { [%clk 0:23:22] } 29. f5 { [%eval 4.21] [%clk 0:45:32] } 29... Qe8?? { [%eval #36] } { Checkmate is now unavoidable. Qg8 was best. } { [%clk 0:19:48] } 30. f6+ { [%eval 13.06] [%clk 0:43:57] } 30... Kf7 { [%eval 10.3] [%clk 0:17:36] } 31. Rh7+ { [%eval 9.45] [%clk 0:41:39] } 31... Rxh7 { [%eval 12.91] [%clk 0:16:59] } 32. Qxh7+ { [%eval 10.67] [%clk 0:42:07] } 32... Ke6 { [%eval 9.95] [%clk 0:16:55] } 33. Rf1 { [%eval 8.92] [%clk 0:41:44] } 33... Nc6 { [%eval 13.03] [%clk 0:05:09] } 34. Qf5+ { [%eval #13] [%clk 0:41:43] } 34... Kf7 { [%eval #13] [%clk 0:05:33] } 35. Qh5+ { [%eval #12] [%clk 0:42:00] } 35... Kf8 { [%eval #12] [%clk 0:02:54] } 36. Qh6+ { [%eval #11] [%clk 0:42:28] } 36... Kf7 { [%eval #11] [%clk 0:03:06] } 37. Qg7+ { [%eval #10] [%clk 0:42:55] } 37... Ke6 { [%eval #10] [%clk 0:03:16] } 38. Qxg4+ { [%eval #9] [%clk 0:43:24] } 38... Kf7 { [%eval #9] [%clk 0:03:32] } 39. e6+ { [%eval #8] [%clk 0:43:43] } 39... Qxe6 { [%eval #8] [%clk 0:03:21] } 40. Qg7+ { [%eval #7] [%clk 0:44:12] } 40... Ke8 { [%eval #7] [%clk 0:03:48] } 41. f7+ { [%eval #6] [%clk 0:44:33] } 1-0