Event: Round 8 lcc: Viktor Matviishen - Jason Wang
Site: https://lichess.org/study/gZA4MMMi/P3S7b8T4
Date: 2022-12-30
White: Viktor Matviishen
WhiteTitle: GM
Black: Jason Wang
BlackTitle: FM
Result: 0-1
ECO: D20
Opening: Queen's Gambit Accepted: Old Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... d5 { [%eval 0.27] [%clk 1:30:55] } 2. c4 { [%eval 0.29] [%clk 1:31:22] } 2... dxc4 { [%eval 0.33] [%clk 1:31:17] } 3. e3 { [%eval 0.32] [%clk 1:31:44] } 3... c5 { [%eval 0.13] [%clk 1:31:40] } 4. Bxc4 { [%eval 0.32] [%clk 1:32:08] } 4... cxd4 { [%eval 0.4] [%clk 1:32:06] } 5. exd4 { [%eval 0.17] [%clk 1:32:33] } 5... Qc7 { [%eval 0.47] [%clk 1:32:31] } 6. Qd3 { [%eval 0.55] [%clk 1:32:50] } 6... Nc6 { [%eval 0.37] [%clk 1:32:17] } 7. Nf3 { [%eval 0.55] [%clk 1:29:00] } 7... Nf6 { [%eval 0.72] [%clk 1:29:27] } 8. O-O { [%eval 0.55] [%clk 1:28:29] } 8... e6 { [%eval 0.49] [%clk 1:29:28] } 9. Nc3 { [%eval 0.45] [%clk 1:28:45] } 9... Be7 { [%eval 0.53] [%clk 1:29:52] } 10. Bg5 { [%eval 0.42] [%clk 1:20:35] } 10... O-O { [%eval 0.3] [%clk 1:30:16] } 11. a3 { [%eval 0.22] [%clk 1:20:59] } 11... Rd8 { [%eval 0.18] [%clk 1:26:18] } 12. Ba2 { [%eval 0.0] [%clk 1:15:39] } 12... Ng4?! { [%eval 0.65] } { Inaccuracy. h6 was best. } { [%clk 1:12:56] } 13. Bxe7 { [%eval 0.13] [%clk 0:55:01] } 13... Nxe7 { [%eval 0.2] [%clk 1:10:21] } 14. Rfe1 { [%eval 0.22] [%clk 0:55:06] } 14... Nf6 { [%eval 0.33] [%clk 1:01:56] } 15. Ne5 { [%eval -0.04] [%clk 0:53:10] } 15... Nc6 { [%eval 0.27] [%clk 0:53:01] } 16. Rad1 { [%eval 0.24] [%clk 0:33:20] } 16... Ne7?! { [%eval 0.81] } { Inaccuracy. Nxe5 was best. } { [%clk 0:36:46] } 17. Qf3 { [%eval 1.02] [%clk 0:26:09] } 17... Ned5 { [%eval 1.3] [%clk 0:31:55] } 18. Nxd5?! { [%eval 0.65] } { Inaccuracy. Rd3 was best. } { [%clk 0:24:39] } 18... exd5 { [%eval 0.65] [%clk 0:23:00] } 19. Bb1 { [%eval 0.65] [%clk 0:22:24] } 19... Be6 { [%eval 0.65] [%clk 0:22:49] } 20. Qf4 { [%eval 0.68] [%clk 0:18:40] } 20... Rac8 { [%eval 0.62] [%clk 0:20:28] } 21. Rd3 { [%eval 0.26] [%clk 0:18:53] } 21... Ne4 { [%eval 0.34] [%clk 0:19:35] } 22. Rde3 { [%eval -0.16] [%clk 0:18:15] } 22... Qb6 { [%eval 0.19] [%clk 0:18:50] } 23. Bxe4 { [%eval -0.3] [%clk 0:07:56] } 23... dxe4 { [%eval -0.32] [%clk 0:19:11] } 24. Rxe4 { [%eval -0.2] [%clk 0:08:24] } 24... Qxb2 { [%eval -0.38] [%clk 0:19:00] } 25. a4 { [%eval -0.58] [%clk 0:08:54] } 25... Qa3 { [%eval -0.17] [%clk 0:13:06] } 26. h4 { [%eval -0.26] [%clk 0:09:11] } 26... Qd6 { [%eval -0.36] [%clk 0:10:02] } 27. h5 { [%eval -0.27] [%clk 0:05:40] } 27... f6 { [%eval -0.14] [%clk 0:09:21] } 28. Nd3 { [%eval -0.13] [%clk 0:05:26] } 28... Qxf4 { [%eval -0.28] [%clk 0:09:31] } 29. Nxf4 { [%eval -0.2] [%clk 0:05:54] } 29... Bf5 { [%eval -0.23] [%clk 0:09:29] } 30. Re7 { [%eval -0.29] [%clk 0:06:22] } 30... Rxd4 { [%eval -0.29] [%clk 0:08:14] } 31. g3?! { [%eval -0.91] } { Inaccuracy. Ne6 was best. } { [%clk 0:05:48] } 31... Rd7 { [%eval -1.11] [%clk 0:07:37] } 32. h6 { [%eval -1.57] [%clk 0:06:11] } 32... gxh6 { [%eval -1.45] [%clk 0:06:16] } 33. Nh5? { [%eval -2.85] } { Mistake. f3 was best. } { [%clk 0:03:13] } 33... Rf8?? { [%eval -0.03] } { Blunder. Rxe7 was best. } { [%clk 0:06:19] } 34. a5 { [%eval -0.39] [%clk 0:02:55] } 34... Bg4 { [%eval -0.37] [%clk 0:04:11] } 35. Rxd7 { [%eval -0.32] [%clk 0:02:05] } 35... Bxd7 { [%eval -0.27] [%clk 0:04:40] } 36. f3? { [%eval -1.41] } { Mistake. Re7 was best. } { [%clk 0:00:36] } 36... Kf7 { [%eval -1.38] [%clk 0:04:22] } 37. Rd1 { [%eval -1.49] [%clk 0:00:43] } 37... Bc6 { [%eval -1.54] [%clk 0:04:09] } 38. Kf2 { [%eval -1.68] [%clk 0:01:12] } 38... Re8 { [%eval -1.61] [%clk 0:04:22] } 39. g4 { [%eval -1.93] [%clk 0:00:36] } 39... Re5?! { [%eval -1.31] } { Inaccuracy. a6 was best. } { [%clk 0:02:30] } 40. Ra1?! { [%eval -2.4] } { Inaccuracy. a6 was best. } { [%clk 0:01:03] } 40... Rc5 { [%eval -2.67] [%clk 0:01:22] } 41. Ra3 { [%eval -2.4] [%clk 0:01:25] } 41... f5 { [%eval -2.72] [%clk 0:27:46] } 42. Kg3 { [%eval -2.63] [%clk 0:29:58] } 42... fxg4 { [%eval -2.76] [%clk 0:26:56] } 43. fxg4 { [%eval -2.65] [%clk 0:30:26] } 43... Rc4 { [%eval -2.44] [%clk 0:25:15] } 44. Rd3 { [%eval -3.01] [%clk 0:29:25] } 44... Ra4 { [%eval -3.19] [%clk 0:25:02] } 45. Rd6 { [%eval -3.37] [%clk 0:29:52] } 45... Rxa5 { [%eval -3.61] [%clk 0:25:28] } 46. Rxh6 { [%eval -3.72] [%clk 0:30:19] } 46... Be4 { [%eval -3.94] [%clk 0:25:42] } 47. Rd6 { [%eval -3.71] [%clk 0:30:33] } 47... Rd5 { [%eval -4.02] [%clk 0:25:24] } 48. Rf6+ { [%eval -3.96] [%clk 0:31:02] } 48... Ke7 { [%eval -4.06] [%clk 0:25:41] } 49. Rf1 { [%eval -3.59] [%clk 0:31:31] } 49... Bg6 { [%eval -4.23] [%clk 0:25:07] } 50. Nf4 { [%eval -4.28] [%clk 0:31:53] } 50... Rd6 { [%eval -4.26] [%clk 0:25:01] } 51. Kh4 { [%eval -4.47] [%clk 0:31:55] } 51... b5 { [%eval -4.77] [%clk 0:24:00] } 52. Ra1 { [%eval -4.62] [%clk 0:32:13] } 52... a6 { [%eval -4.73] [%clk 0:24:16] } 53. Kg5 { [%eval -5.2] [%clk 0:32:40] } 53... Kd7 { [%eval -4.94] [%clk 0:24:03] } 54. Rc1 { [%eval -5.52] [%clk 0:32:49] } 54... b4 { [%eval -5.57] [%clk 0:23:10] } 0-1