Event: Round 5: Ossa, Vladimir - Chavez, Brayan Steven
Date: 2024-06-01
White: Ossa, Vladimir
WhiteElo: 1963
Black: Chavez, Brayan Steven
BlackTitle: CM
BlackElo: 2157
Result: 1-0
ECO: B27
Opening: Sicilian Defense: Hyperaccelerated Fianchetto
Variant: Standard

1. e4 { [%eval 0.15] [%clk 0:15:17] } 1... c5 { [%eval 0.25] [%clk 0:13:28] } 2. Nf3 { [%eval 0.25] [%clk 0:15:21] } 2... g6 { [%eval 0.41] [%clk 0:13:37] } 3. d4 { [%eval 0.32] [%clk 0:15:22] } 3... cxd4 { [%eval 0.44] [%clk 0:13:44] } 4. Qxd4 { [%eval 0.35] [%clk 0:15:30] } 4... Nf6 { [%eval 0.3] [%clk 0:13:52] } 5. Bb5 { [%eval -0.21] [%clk 0:15:17] } 5... Bg7? { [%eval 0.97] } { Mistake. a6 was best. } { [%clk 0:13:01] } 6. e5 { [%eval 1.19] [%clk 0:15:20] } 6... Ng8 { [%eval 1.09] [%clk 0:13:02] } 7. Nc3 { [%eval 0.92] [%clk 0:15:26] } 7... Nc6 { [%eval 0.87] [%clk 0:13:04] } 8. Qe4 { [%eval 1.2] [%clk 0:14:52] } 8... Nh6?! { [%eval 2.35] } { Inaccuracy. f6 was best. } { [%clk 0:12:05] } 9. Bg5 { [%eval 2.28] [%clk 0:14:44] } 9... a6 { [%eval 2.3] [%clk 0:11:09] } 10. Bc4 { [%eval 1.82] [%clk 0:12:48] } 10... Nf5? { [%eval 3.4] } { Mistake. Ng4 was best. } { [%clk 0:09:09] } 11. g4 { [%eval 3.31] [%clk 0:12:35] } 11... Nh6?! { [%eval 4.39] } { Inaccuracy. d6 was best. } { [%clk 0:07:53] } 12. h3?! { [%eval 2.98] } { Inaccuracy. Qf4 was best. } { [%clk 0:12:40] } 12... Qb6?! { [%eval 4.29] } { Inaccuracy. b5 was best. } { [%clk 0:03:37] } 13. O-O-O { [%eval 4.17] [%clk 0:10:40] } 13... O-O { [%eval 4.19] [%clk 0:02:46] } 14. Qf4 { [%eval 4.14] [%clk 0:10:26] } 14... Qxf2 { [%eval 4.87] [%clk 0:02:42] } 15. Ne4 { [%eval 4.12] [%clk 0:10:07] } 15... Qb6 { [%eval 4.55] [%clk 0:02:18] } 16. Bxh6 { [%eval 4.51] [%clk 0:10:13] } 16... Qb4?! { [%eval 5.72] } { Inaccuracy. d5 was best. } { [%clk 0:02:17] } 17. Bxg7 { [%eval 5.62] [%clk 0:08:02] } 17... Kxg7 { [%eval 5.62] [%clk 0:02:24] } 18. Bb3 { [%eval 4.86] [%clk 0:07:18] } 18... a5 { [%eval 5.97] [%clk 0:02:27] } 19. a3 { [%eval 5.94] [%clk 0:07:09] } 19... Qb6 { [%eval 6.0] [%clk 0:02:31] } 20. Nfg5 { [%eval 5.8] [%clk 0:05:19] } 20... a4 { [%eval 5.92] [%clk 0:02:25] } 21. Bd5 { [%eval 4.74] [%clk 0:04:40] } 21... Ra5 { [%eval 4.75] [%clk 0:02:35] } 22. Rhf1 { [%eval 4.89] [%clk 0:04:29] } 22... Nd4?? { [%eval #11] } { Checkmate is now unavoidable. Nd8 was best. } { [%clk 0:01:57] } 23. Bc4?? { [%eval 6.3] } { Lost forced checkmate sequence. Qxf7+ was best. } { [%clk 0:02:52] } 23... f6 { [%eval 6.24] [%clk 0:01:39] } 24. exf6+ { [%eval 6.17] [%clk 0:02:55] } 24... exf6 { [%eval 5.9] [%clk 0:01:49] } 25. Qf2 { [%eval 5.13] [%clk 0:03:00] } 25... d5 { [%eval 5.93] [%clk 0:01:42] } 26. Rxd4 { [%eval 5.86] [%clk 0:03:04] } 26... Qd8 { [%eval 5.71] [%clk 0:01:39] } 27. Nf3 { [%eval 5.71] [%clk 0:02:53] } 27... Be6 { [%eval 6.39] [%clk 0:01:40] } 28. Nc3 { [%eval 6.36] [%clk 0:02:59] } 28... Qc7 { [%eval 6.44] [%clk 0:01:38] } 29. Bd3 { [%eval 6.46] [%clk 0:02:53] } 29... Rc8 { [%eval 6.79] [%clk 0:01:27] } 30. Ng5 { [%eval 6.68] [%clk 0:02:46] } 30... fxg5?? { [%eval #11] } { Checkmate is now unavoidable. Qe7 was best. } { [%clk 0:01:22] } 31. Qf6+ { [%eval #10] [%clk 0:02:53] } 31... Kh6 { [%eval #6] [%clk 0:01:32] } 32. h4 { [%eval #5] [%clk 0:02:38] } 32... gxh4 { [%eval #3] [%clk 0:01:27] } 33. Qxh4+ { [%eval #11] [%clk 0:02:39] } 33... Kg7 { [%eval #11] [%clk 0:01:37] } 34. Qf6+ { [%eval #10] [%clk 0:02:47] } 34... Kg8 { [%eval #10] [%clk 0:01:46] } 35. Qxe6+ { [%eval #7] [%clk 0:02:56] } 35... Kg7?? { [%eval #7] } { Checkmate is now unavoidable. Kh8 was best. } { [%clk 0:01:55] } 36. Rdf4 { [%eval #6] [%clk 0:02:44] } 36... Kh6 { [%eval #5] [%clk 0:01:55] } 37. Qf6 { [%eval #5] [%clk 0:02:46] } 1-0