Event: Ronda 4: Ostrovskiy, Aleksandr - Orta Ruz, Andre Fernando
Date: 2024-12-18
White: Ostrovskiy, Aleksandr
WhiteTitle: IM
WhiteElo: 2409
Black: Orta Ruz, Andre Fernando
BlackElo: 2043
Result: 1-0
ECO: B23
Opening: Sicilian Defense: Closed, Traditional
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:03:02] } 1... c5 { [%eval 0.25] [%clk 0:03:03] } 2. Nc3 { [%eval 0.13] [%clk 0:03:02] } 2... Nc6 { [%eval 0.23] [%clk 0:03:04] } 3. Bb5 { [%eval 0.0] [%clk 0:03:03] } 3... Nd4 { [%eval 0.0] [%clk 0:03:04] } 4. Nf3 { [%eval 0.0] [%clk 0:03:04] } 4... a6 { [%eval 0.0] [%clk 0:03:05] } 5. Bd3 { [%eval 0.0] [%clk 0:03:05] } 5... g6 { [%eval 0.0] [%clk 0:03:05] } 6. Rb1 { [%eval -0.14] [%clk 0:02:58] } 6... Nc6 { [%eval 0.0] [%clk 0:03:04] } 7. a3 { [%eval 0.0] [%clk 0:02:54] } 7... d6 { [%eval -0.09] [%clk 0:03:04] } 8. h3 { [%eval 0.0] [%clk 0:02:53] } 8... Bg7 { [%eval 0.03] [%clk 0:03:05] } 9. O-O { [%eval 0.0] [%clk 0:02:53] } 9... Nf6 { [%eval -0.02] [%clk 0:03:04] } 10. Re1 { [%eval -0.1] [%clk 0:02:54] } 10... O-O { [%eval -0.1] [%clk 0:03:00] } 11. b4 { [%eval -0.12] [%clk 0:02:54] } 11... b5 { [%eval 0.33] [%clk 0:02:58] } 12. Bf1 { [%eval -0.2] [%clk 0:02:49] } 12... Bb7 { [%eval -0.22] [%clk 0:02:41] } 13. bxc5 { [%eval -0.19] [%clk 0:02:03] } 13... dxc5 { [%eval -0.19] [%clk 0:02:41] } 14. e5 { [%eval -0.34] [%clk 0:02:04] } 14... Nd5? { [%eval 0.89] } { Mistake. Nd7 was best. } { [%clk 0:02:00] } 15. Ne4?! { [%eval 0.16] } { Inaccuracy. Nxd5 was best. } { [%clk 0:02:00] } 15... Qb6 { [%eval 0.08] [%clk 0:01:24] } 16. c4 { [%eval 0.16] [%clk 0:01:41] } 16... Nc7 { [%eval 0.2] [%clk 0:01:18] } 17. Bb2 { [%eval 0.23] [%clk 0:01:30] } 17... Rfd8 { [%eval 0.24] [%clk 0:00:58] } 18. Qc2 { [%eval -0.05] [%clk 0:01:16] } 18... b4 { [%eval -0.05] [%clk 0:00:59] } 19. h4?! { [%eval -0.74] } { Inaccuracy. d4 was best. } { [%clk 0:01:04] } 19... a5 { [%eval -0.73] [%clk 0:00:54] } 20. h5?! { [%eval -1.34] } { Inaccuracy. d4 was best. } { [%clk 0:01:02] } 20... Ne6 { [%eval -1.39] [%clk 0:00:44] } 21. hxg6 { [%eval -1.36] [%clk 0:00:58] } 21... hxg6 { [%eval -1.42] [%clk 0:00:45] } 22. Neg5?! { [%eval -2.2] } { Inaccuracy. Qd1 was best. } { [%clk 0:00:55] } 22... Ncd4 { [%eval -2.5] [%clk 0:00:34] } 23. Bxd4 { [%eval -2.41] [%clk 0:00:50] } 23... Nxd4 { [%eval -2.49] [%clk 0:00:32] } 24. Nxd4 { [%eval -2.5] [%clk 0:00:50] } 24... Rxd4 { [%eval -2.49] [%clk 0:00:32] } 25. e6?! { [%eval -3.45] } { Inaccuracy. axb4 was best. } { [%clk 0:00:43] } 25... f5 { [%eval -3.36] [%clk 0:00:31] } 26. Qb3 { [%eval -3.96] [%clk 0:00:29] } 26... Bf6 { [%eval -3.68] [%clk 0:00:24] } 27. Nf3 { [%eval -4.14] [%clk 0:00:29] } 27... Rd6? { [%eval -1.99] } { Mistake. a4 was best. } { [%clk 0:00:22] } 28. Qe3?! { [%eval -2.99] } { Inaccuracy. Ne5 was best. } { [%clk 0:00:25] } 28... Kg7 { [%eval -2.86] [%clk 0:00:20] } 29. Ng5?! { [%eval -4.22] } { Inaccuracy. d4 was best. } { [%clk 0:00:12] } 29... Bxg5?? { [%eval -0.62] } { Blunder. Rh8 was best. } { [%clk 0:00:13] } 30. Qxg5 { [%eval -0.69] [%clk 0:00:13] } 30... Rxe6 { [%eval -0.54] [%clk 0:00:14] } 31. d4 { [%eval -0.61] [%clk 0:00:07] } 31... cxd4?? { [%eval 1.73] } { Blunder. Rh8 was best. } { [%clk 0:00:11] } 32. c5 { [%eval 2.05] [%clk 0:00:07] } 32... Qc6 { [%eval 1.87] [%clk 0:00:10] } 33. Bc4 { [%eval 1.78] [%clk 0:00:03] } 33... Rxe1+?! { [%eval 3.06] } { Inaccuracy. Re4 was best. } { [%clk 0:00:06] } 34. Rxe1 { [%eval 2.68] [%clk 0:00:04] } 34... Re8 { [%eval 3.08] [%clk 0:00:06] } 35. Rxe7+?? { [%eval 0.79] } { Blunder. Re6 was best. } { [%clk 0:00:05] } 35... Rxe7 { [%eval 0.87] [%clk 0:00:06] } 36. Qxe7+ { [%eval 0.84] [%clk 0:00:06] } 36... Kh6 { [%eval 0.67] [%clk 0:00:07] } 37. Qh4+ { [%eval 0.69] [%clk 0:00:06] } 37... Kg7 { [%eval 0.8] [%clk 0:00:07] } 38. Qe7+ { [%eval 0.65] [%clk 0:00:07] } 38... Kh6 { [%eval 0.77] [%clk 0:00:05] } 39. Qf8+?! { [%eval 0.0] } { Inaccuracy. f3 was best. } { [%clk 0:00:07] } 39... Kh7?? { [%eval #7] } { Checkmate is now unavoidable. Kg5 was best. } { [%clk 0:00:04] } 40. Bg8+ { [%eval #6] [%clk 0:00:07] } 40... Kh8 { [%eval #6] [%clk 0:00:04] } 41. Bd5+ { [%eval #5] [%clk 0:00:07] } 41... Kh7 { [%eval #5] [%clk 0:00:03] } 42. Bxc6? { [%eval 7.39] } { Lost forced checkmate sequence. Qg8+ was best. } { [%clk 0:00:08] } 1-0