Event: Round 4: Vladimir Belous - Titas Stremavicius
Site: https://lichess.org/study/ygyLQPsy/z9GGKvnw
Date: 2022-12-10
White: Aleksandr Ostrovskiy
WhiteTitle: IM
Black: Vladimir Belous
BlackTitle: GM
Result: 1-0
ECO: B42
Opening: Sicilian Defense: Kan Variation, Polugaevsky Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:27:37] } 1... c5 { [%eval 0.32] [%clk 1:30:59] } 2. Nf3 { [%eval 0.0] [%clk 1:27:58] } 2... e6 { [%eval 0.34] [%clk 1:31:25] } 3. d4 { [%eval 0.42] [%clk 1:28:20] } 3... cxd4 { [%eval 0.33] [%clk 1:31:54] } 4. Nxd4 { [%eval 0.4] [%clk 1:28:40] } 4... a6 { [%eval 0.6] [%clk 1:32:23] } 5. Bd3 { [%eval 0.42] [%clk 1:28:39] } 5... Bc5 { [%eval 0.49] [%clk 1:32:52] } 6. Nb3 { [%eval 0.47] [%clk 1:28:57] } 6... Be7 { [%eval 0.84] [%clk 1:33:21] } 7. Qg4 { [%eval 0.59] [%clk 1:28:35] } 7... g6 { [%eval 0.93] [%clk 1:33:50] } 8. Qe2 { [%eval 0.82] [%clk 1:28:51] } 8... Nc6 { [%eval 0.87] [%clk 1:34:19] } 9. O-O { [%eval 0.86] [%clk 1:28:09] } 9... Qc7 { [%eval 0.78] [%clk 1:34:46] } 10. a4 { [%eval 0.6] [%clk 1:24:57] } 10... b6 { [%eval 0.9] [%clk 1:34:48] } 11. Nc3 { [%eval 0.44] [%clk 1:22:35] } 11... Bb7 { [%eval 0.33] [%clk 1:28:22] } 12. h3 { [%eval 0.15] [%clk 1:01:58] } 12... d6?! { [%eval 0.8] } { Inaccuracy. f5 was best. } { [%clk 1:27:12] } 13. Kh1 { [%eval 0.47] [%clk 0:56:28] } 13... Ne5 { [%eval 0.69] [%clk 1:25:32] } 14. f4 { [%eval 0.78] } 14... Nxd3 { [%eval 0.67] } 15. cxd3 { [%eval 0.73] [%clk 0:54:36] } 15... Nf6 { [%eval 0.62] [%clk 1:25:57] } 16. Be3 { [%eval 0.63] [%clk 0:54:12] } 16... O-O { [%eval 0.7] [%clk 1:25:52] } 17. Rac1?! { [%eval 0.14] } { Inaccuracy. Qf2 was best. } { [%clk 0:45:18] } 17... Qd8 { [%eval 0.16] [%clk 1:20:02] } 18. Qf2 { [%eval 0.35] [%clk 0:42:13] } 18... Nd7 { [%eval 0.62] [%clk 1:16:34] } 19. Nd4?! { [%eval 0.0] } { Inaccuracy. f5 was best. } { [%clk 0:41:35] } 19... Rc8 { [%eval 0.11] [%clk 1:14:23] } 20. Rfd1 { [%eval 0.0] [%clk 0:33:22] } 20... Bh4 { [%eval 0.02] [%clk 1:08:28] } 21. Qg1 { [%eval 0.0] [%clk 0:30:08] } 21... Bf6 { [%eval -0.03] [%clk 1:05:32] } 22. Qf2 { [%eval 0.03] [%clk 0:24:51] } 22... Bg7 { [%eval -0.07] [%clk 1:05:41] } 23. Rc2 { [%eval -0.4] [%clk 0:21:13] } 23... Qe7 { [%eval -0.12] [%clk 1:01:35] } 24. Nf3 { [%eval -0.18] [%clk 0:13:42] } 24... f5 { [%eval -0.05] [%clk 0:59:16] } 25. exf5 { [%eval -0.28] [%clk 0:09:00] } 25... Rxf5?! { [%eval 0.27] } { Inaccuracy. gxf5 was best. } { [%clk 0:56:39] } 26. Ne4 { [%eval 0.24] [%clk 0:06:55] } 26... e5? { [%eval 1.6] } { Mistake. Rxc2 was best. } { [%clk 0:51:10] } 27. Rxc8+ { [%eval 1.7] [%clk 0:06:17] } 27... Bxc8 { [%eval 1.44] [%clk 0:50:34] } 28. Qc2 { [%eval 1.26] [%clk 0:06:06] } 28... Rf8?! { [%eval 2.36] } { Inaccuracy. Bb7 was best. } { [%clk 0:48:48] } 29. Qb3+? { [%eval 0.89] } { Mistake. Qc7 was best. } { [%clk 0:03:15] } 29... Kh8 { [%eval 0.83] [%clk 0:49:07] } 30. fxe5?! { [%eval 0.0] } { Inaccuracy. Bf2 was best. } { [%clk 0:03:43] } 30... Nxe5 { [%eval 0.06] } 31. Nxe5 { [%eval 0.0] [%clk 0:04:09] } 31... Bxe5 { [%eval 0.4] [%clk 0:49:09] } 32. Bg5 { [%eval 0.62] [%clk 0:00:38] } 32... Qg7?! { [%eval 1.5] } { Inaccuracy. Qd7 was best. } { [%clk 0:45:03] } 33. Qxb6? { [%eval 0.29] } { Mistake. d4 was best. } { [%clk 0:00:58] } 33... d5 { [%eval 0.22] [%clk 0:44:16] } 34. Nc3 { [%eval -0.29] [%clk 0:00:38] } 34... h6 { [%eval -0.2] [%clk 0:44:00] } 35. Bc1? { [%eval -1.37] } { Mistake. Bd2 was best. } { [%clk 0:00:50] } 35... d4 { [%eval -0.63] [%clk 0:43:41] } 36. Ne4 { [%eval -1.33] [%clk 0:01:11] } 36... Bxh3 { [%eval -1.29] [%clk 0:43:38] } 37. Qc5?? { [%eval -3.92] } { Blunder. Bf4 was best. } { [%clk 0:00:35] } 37... Bg4 { [%eval -3.76] [%clk 0:43:26] } 38. Re1 { [%eval -3.62] [%clk 0:00:56] } 38... Rf5 { [%eval -3.76] [%clk 0:43:51] } 39. Qc8+ { [%eval -3.71] [%clk 0:00:33] } 39... Kh7 { [%eval -3.84] [%clk 0:44:19] } 40. Qe8? { [%eval -7.34] } { Mistake. Qxa6 was best. } { [%clk 0:00:33] } 40... Rh5+ { [%eval -6.99] [%clk 0:44:08] } 41. Kg1 { [%eval -7.61] [%clk 0:01:02] } 41... Bd7?? { [%eval -0.46] } { Blunder. Bh2+ was best. } { [%clk 0:44:32] } 42. Qd8 { [%eval -0.25] [%clk 0:00:33] } 42... Bh2+ { [%eval -0.08] [%clk 0:31:12] } 43. Kf1 { [%eval -0.36] [%clk 0:01:02] } 43... Rf5+ { [%eval -0.28] [%clk 0:31:37] } 44. Ke2 { [%eval -0.64] [%clk 0:00:44] } 44... Rf8 { [%eval -0.29] [%clk 0:29:59] } 45. Qh4 { [%eval -0.46] [%clk 0:01:06] } 45... Be5 { [%eval -0.4] [%clk 0:30:22] } 46. Rf1 { [%eval -0.26] [%clk 0:00:37] } 46... Rf5 { [%eval 0.17] [%clk 0:29:34] } 47. g4 { [%eval 0.01] [%clk 0:00:36] } 47... Rxf1 { [%eval 0.06] [%clk 0:28:54] } 48. Kxf1 { [%eval 0.0] [%clk 0:00:58] } 48... Qf8+ { [%eval 0.42] [%clk 0:29:13] } 49. Ke2 { [%eval 0.22] [%clk 0:01:00] } 49... Bg7?! { [%eval 1.08] } { Inaccuracy. Kg8 was best. } { [%clk 0:27:38] } 50. Bxh6 { [%eval 0.63] [%clk 0:00:35] } 50... Bxg4+ { [%eval 0.87] [%clk 0:27:04] } 51. Qxg4 { [%eval 1.09] [%clk 0:01:01] } 51... Bxh6 { [%eval 1.14] [%clk 0:27:32] } 52. Qd7+ { [%eval 0.84] [%clk 0:01:08] } 52... Bg7?? { [%eval 6.39] } { Blunder. Kh8 was best. } { [%clk 0:28:01] } 53. Ng5+ { [%eval 6.11] [%clk 0:00:35] } 53... Kg8 { [%eval 6.46] [%clk 0:27:28] } 54. Qe6+ { [%eval 7.83] [%clk 0:00:39] } 54... Kh8 { [%eval 5.55] [%clk 0:27:57] } 55. Qxg6 { [%eval 7.96] [%clk 0:00:38] } 1-0