Event: Round 9 | 65+: Boris Maryasin - Louis Roos
Site: https://lichess.org/study/snaTSHuu/4Rmmj7zc
Date: 2022-11-24
White: Boris Maryasin
Black: Louis Roos
Result: 1/2-1/2
ECO: C16
Opening: French Defense: Winawer Variation, Petrosian Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:55] } 1... e6 { [%eval 0.0] [%clk 1:30:54] } 2. d4 { [%eval 0.3] [%clk 1:31:13] } 2... d5 { [%eval 0.25] [%clk 1:31:16] } 3. Nc3 { [%eval 0.0] [%clk 1:31:16] } 3... Bb4 { [%eval 0.16] [%clk 1:30:26] } 4. e5 { [%eval 0.13] [%clk 1:31:18] } 4... Qd7?! { [%eval 1.11] } { Inaccuracy. c5 was best. } { [%clk 1:28:25] } 5. Qg4 { [%eval 0.71] [%clk 1:27:44] } 5... f5?! { [%eval 1.5] } { Inaccuracy. Kf8 was best. } { [%clk 1:26:28] } 6. Qg3 { [%eval 1.22] [%clk 1:27:37] } 6... b6 { [%eval 1.51] [%clk 1:24:48] } 7. a3 { [%eval 0.99] [%clk 1:26:37] } 7... Bf8? { [%eval 2.57] } { Mistake. Bxc3+ was best. } { [%clk 1:24:53] } 8. a4?! { [%eval 1.69] } { Inaccuracy. b4 was best. } { [%clk 1:23:56] } 8... a5 { [%eval 2.01] [%clk 1:19:11] } 9. Nf3 { [%eval 1.95] [%clk 1:20:35] } 9... Bb4 { [%eval 2.16] [%clk 1:15:34] } 10. Bd2?! { [%eval 1.13] } { Inaccuracy. Bb5 was best. } { [%clk 1:20:11] } 10... Bxc3 { [%eval 1.35] [%clk 1:10:47] } 11. Bxc3 { [%eval 1.09] [%clk 1:20:13] } 11... Ba6 { [%eval 0.98] [%clk 1:10:47] } 12. Bxa6 { [%eval 0.98] [%clk 1:18:40] } 12... Nxa6 { [%eval 0.88] [%clk 1:11:00] } 13. O-O { [%eval 0.91] [%clk 1:18:50] } 13... h6 { [%eval 0.99] [%clk 1:07:02] } 14. h4 { [%eval 0.72] [%clk 1:18:42] } 14... Qf7 { [%eval 0.79] [%clk 1:06:42] } 15. Bd2 { [%eval 0.79] [%clk 1:17:50] } 15... Ne7 { [%eval 0.58] [%clk 1:06:45] } 16. c3 { [%eval 0.63] [%clk 1:17:09] } 16... Qh5 { [%eval 0.62] [%clk 0:48:29] } 17. Qh3? { [%eval -0.54] } { Mistake. b4 was best. } { [%clk 1:11:34] } 17... c5 { [%eval -0.53] [%clk 0:46:08] } 18. b3 { [%eval -0.61] [%clk 1:01:35] } 18... Qg4 { [%eval -0.37] [%clk 0:45:40] } 19. h5 { [%eval -0.18] [%clk 1:00:45] } 19... g6 { [%eval -0.08] [%clk 0:43:25] } 20. hxg6 { [%eval -0.06] [%clk 0:57:14] } 20... Nxg6 { [%eval -0.24] [%clk 0:41:08] } 21. Rfb1 { [%eval -0.31] [%clk 0:48:52] } 21... h5 { [%eval -0.08] [%clk 0:38:11] } 22. Ng5 { [%eval -0.09] [%clk 0:48:16] } 22... cxd4 { [%eval 0.13] [%clk 0:28:03] } 23. Nxe6?! { [%eval -0.62] } { Inaccuracy. Qd3 was best. } { [%clk 0:44:30] } 23... Qxh3 { [%eval -0.62] [%clk 0:25:15] } 24. gxh3 { [%eval -0.73] [%clk 0:44:51] } 24... dxc3 { [%eval -0.6] [%clk 0:24:30] } 25. Bxc3 { [%eval -0.57] [%clk 0:45:14] } 25... Ke7?! { [%eval 0.1] } { Inaccuracy. Rg8 was best. } { [%clk 0:24:49] } 26. Nd4 { [%eval -0.07] [%clk 0:44:01] } 26... Nh4?! { [%eval 0.87] } { Inaccuracy. Rhg8 was best. } { [%clk 0:21:38] } 27. b4?! { [%eval 0.12] } { Inaccuracy. Be1 was best. } { [%clk 0:43:13] } 27... Rhc8 { [%eval 0.1] [%clk 0:17:46] } 28. Ra3 { [%eval 0.0] [%clk 0:42:01] } 28... axb4 { [%eval 0.0] [%clk 0:13:55] } 29. Bxb4+ { [%eval 0.0] [%clk 0:42:16] } 29... Nxb4 { [%eval 0.0] [%clk 0:14:13] } 30. Rxb4 { [%eval 0.0] [%clk 0:42:39] } 30... Rc4 { [%eval 0.0] [%clk 0:14:23] } 31. Rxc4 { [%eval 0.0] [%clk 0:36:40] } 31... dxc4 { [%eval 0.0] [%clk 0:14:39] } 32. f4 { [%eval 0.0] [%clk 0:36:41] } 32... Rc8 { [%eval 0.25] [%clk 0:13:24] } 33. Rg3 { [%eval 0.0] [%clk 0:36:02] } 33... Kf7 { [%eval 0.24] [%clk 0:12:38] } 34. Kf2 { [%eval -0.27] [%clk 0:35:12] } 34... c3 { [%eval -0.21] [%clk 0:12:28] } 35. Rg1?! { [%eval -0.8] } { Inaccuracy. Nc2 was best. } { [%clk 0:34:54] } 35... c2 { [%eval -0.37] [%clk 0:11:54] } 36. Rc1 { [%eval -0.37] [%clk 0:35:16] } 36... Rc4 { [%eval -0.39] [%clk 0:11:38] } 37. Ke3 { [%eval -0.63] [%clk 0:35:22] } 37... Rc3+?! { [%eval 0.0] } { Inaccuracy. Ng2+ was best. } { [%clk 0:11:54] } 38. Kd2 { [%eval 0.0] [%clk 0:33:53] } 38... Rxh3 { [%eval 0.0] [%clk 0:12:10] } 39. Rxc2 { [%eval 0.0] [%clk 0:33:49] } 39... Nf3+ { [%eval 0.0] [%clk 0:12:27] } 40. Nxf3 { [%eval 0.0] [%clk 0:33:57] } 40... Rxf3 { [%eval 0.0] [%clk 0:12:51] } 41. Rc4 { [%eval 0.0] [%clk 0:33:46] } 41... h4 { [%eval 0.0] [%clk 0:08:11] } 42. Ke2 { [%eval 0.0] [%clk 0:34:00] } 42... Ra3 { [%eval 0.0] [%clk 0:07:29] } 43. Rc7+ { [%eval -0.02] [%clk 0:32:27] } 43... Kg6 { [%eval -0.03] [%clk 0:06:22] } 44. Rc6+ { [%eval -0.03] [%clk 0:26:47] } 44... Kh5 { [%eval -0.03] [%clk 0:06:26] } 45. e6 { [%eval -0.02] [%clk 0:23:30] } 45... Rxa4 { [%eval -0.01] [%clk 0:06:22] } 46. Kf3 { [%eval -0.01] [%clk 0:23:45] } 46... Kg6 { [%eval 0.0] [%clk 0:03:33] } 47. Rxb6 { [%eval 0.0] [%clk 0:23:24] } 47... Ra3+ { [%eval 0.0] [%clk 0:03:52] } 48. Kg2 { [%eval 0.0] [%clk 0:23:37] } 48... Kf6 { [%eval 0.0] [%clk 0:04:03] } 49. e7+ { [%eval 0.0] [%clk 0:23:46] } 49... Kxe7 { [%eval 0.0] [%clk 0:04:14] } 50. Rh6 { [%eval 0.0] [%clk 0:24:12] } 50... Rg3+ { [%eval 0.0] [%clk 0:04:32] } 51. Kf2 { [%eval 0.0] [%clk 0:24:23] } 51... Rg4 { [%eval 0.0] [%clk 0:04:52] } 52. Kf3 { [%eval 0.0] [%clk 0:24:43] } 52... Kf7 { [%eval 0.0] [%clk 0:04:22] } 53. Ke3 { [%eval 0.0] [%clk 0:24:17] } 1/2-1/2