Event: Round 9 - GM B: Arthur Guo - Aleksandr Ostrovskiy
Site: https://lichess.org/study/tGAVfNea/laNY3iGD
Date: 2021-08-01
White: Arthur Guo
Black: Aleksandr Ostrovskiy
Result: 1-0
ECO: C04
Opening: French Defense: Tarrasch Variation, Guimard Defense, Main Line
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:30:57] } 1... e6 { [%eval 0.13] [%clk 1:27:25] } 2. d4 { [%eval 0.0] [%clk 1:31:15] } 2... d5 { [%eval 0.0] [%clk 1:27:50] } 3. Nd2 { [%eval 0.11] [%clk 1:31:36] } 3... Nc6?! { [%eval 0.68] } { Inaccuracy. c5 was best. } { [%clk 1:27:36] } 4. Ngf3 { [%eval 0.59] [%clk 1:31:54] } 4... Nf6 { [%eval 0.73] [%clk 1:28:00] } 5. e5 { [%eval 0.8] [%clk 1:32:19] } 5... Nd7 { [%eval 0.95] [%clk 1:28:25] } 6. Be2 { [%eval 0.55] [%clk 1:32:16] } 6... f6 { [%eval 0.74] [%clk 1:28:03] } 7. exf6 { [%eval 0.75] [%clk 1:32:41] } 7... Qxf6 { [%eval 0.77] [%clk 1:28:29] } 8. Nf1 { [%eval 0.75] [%clk 1:32:27] } 8... Bd6 { [%eval 1.04] [%clk 1:28:14] } 9. Ne3 { [%eval 0.87] [%clk 1:32:43] } 9... O-O { [%eval 0.66] [%clk 1:27:34] } 10. O-O { [%eval 0.83] [%clk 1:33:07] } 10... Qg6 { [%eval 0.63] [%clk 1:26:35] } 11. g3 { [%eval 0.26] [%clk 1:26:56] } 11... Nf6 { [%eval 0.37] [%clk 1:14:59] } 12. c4 { [%eval 0.54] [%clk 1:23:51] } 12... Kh8 { [%eval 0.71] [%clk 1:05:25] } 13. c5 { [%eval 0.77] [%clk 1:20:37] } 13... Be7 { [%eval 0.5] [%clk 1:05:04] } 14. Ng2 { [%eval 0.97] [%clk 1:20:51] } 14... Ne4 { [%eval 0.79] [%clk 0:56:23] } 15. Bf4 { [%eval 0.76] [%clk 1:19:06] } 15... Bd8? { [%eval 1.9] } { Mistake. Qf7 was best. } { [%clk 0:43:21] } 16. Ne5 { [%eval 1.81] [%clk 1:14:37] } 16... Nxe5 { [%eval 1.84] [%clk 0:43:14] } 17. Bxe5 { [%eval 1.57] [%clk 1:14:56] } 17... Qf7?! { [%eval 2.23] } { Inaccuracy. Bd7 was best. } { [%clk 0:35:36] } 18. Qc2 { [%eval 2.23] [%clk 1:04:29] } 18... Ng5 { [%eval 2.3] [%clk 0:26:32] } 19. f3 { [%eval 2.25] [%clk 0:56:36] } 19... Qe8 { [%eval 2.28] [%clk 0:24:51] } 20. h4 { [%eval 1.84] [%clk 0:52:43] } 20... Nf7 { [%eval 2.27] [%clk 0:24:45] } 21. f4 { [%eval 2.18] [%clk 0:52:23] } 21... Bd7 { [%eval 2.38] [%clk 0:19:48] } 22. Bd3 { [%eval 2.64] [%clk 0:48:35] } 22... Bb5 { [%eval 2.43] [%clk 0:18:28] } 23. Bxh7 { [%eval 2.16] [%clk 0:47:22] } 23... Nxe5?! { [%eval 3.02] } { Inaccuracy. Bxf1 was best. } { [%clk 0:17:02] } 24. dxe5 { [%eval 3.12] [%clk 0:46:38] } 24... Bxf1? { [%eval 5.26] } { Mistake. Qh5 was best. } { [%clk 0:17:12] } 25. Rxf1 { [%eval 4.78] [%clk 0:45:07] } 25... Be7?! { [%eval 6.76] } { Inaccuracy. g5 was best. } { [%clk 0:16:17] } 26. Bg6 { [%eval 7.38] [%clk 0:40:37] } 26... Bxc5+ { [%eval 7.76] [%clk 0:12:28] } 27. Kh2 { [%eval 7.53] [%clk 0:40:49] } 27... Qb5 { [%eval 8.82] [%clk 0:10:13] } 28. Qd1 { [%eval 8.85] [%clk 0:41:14] } 28... Rf5 { [%eval 9.0] [%clk 0:07:12] } 29. g4 { [%eval 9.41] [%clk 0:41:39] } 29... Rff8 { [%eval 9.89] [%clk 0:07:36] } 30. g5 { [%eval 9.62] [%clk 0:42:00] } 30... Rf5 { [%eval 10.42] [%clk 0:07:41] } 31. Qh5+ { [%eval 10.55] [%clk 0:42:02] } 31... Kg8 { [%eval 10.62] [%clk 0:07:49] } 32. Qh7+ { [%eval 10.65] [%clk 0:41:48] } 32... Kf8 { [%eval 10.85] [%clk 0:08:11] } 33. Qh8+ { [%eval 9.98] [%clk 0:41:50] } 33... Ke7 { [%eval 9.99] [%clk 0:08:39] } 34. Qxg7+ { [%eval 10.53] [%clk 0:42:04] } 34... Kd8 { [%eval 10.53] [%clk 0:09:03] } 35. Bxf5 { [%eval 10.31] [%clk 0:41:22] } 35... Qxf1 { [%eval 13.61] [%clk 0:08:57] } 36. Qg8+ { [%eval 14.23] [%clk 0:40:22] } 36... Ke7 { [%eval #26] [%clk 0:09:19] } 37. Qxe6+ { [%eval #25] [%clk 0:40:38] } 37... Kf8 { [%eval 23.98] [%clk 0:09:47] } 38. Qf6+ { [%eval #27] [%clk 0:40:23] } 38... Ke8 { [%eval 16.66] [%clk 0:09:55] } 39. Bg6+ { [%eval 73.58] [%clk 0:40:20] } 39... Kd7 { [%eval 16.71] [%clk 0:10:20] } 40. Bf5+ { [%clk 0:38:10] } 40... Ke8 { [%clk 0:10:47] } 41. Qh8+ { [%clk 0:37:47] } 41... Ke7 { [%clk 0:10:41] } 42. Qg7+ { [%clk 0:38:07] } 42... Ke8 { [%clk 0:11:09] } 43. Bg6+ { [%clk 0:38:23] } 43... Kd8 { [%clk 0:11:35] } 44. Qg8+ { [%clk 0:38:48] } 44... Ke7 { [%clk 0:11:07] } 45. Qf7+ { [%clk 0:39:13] } 45... Kd8 { [%clk 0:11:35] } 46. Qe8# { [%clk 0:39:38] } 1-0