Event: Round 8: Jason Liang - Viktor Matviishen
Date: 2023-09-04
White: Jason Liang
WhiteTitle: IM
WhiteElo: 2474
Black: Viktor Matviishen
BlackTitle: GM
BlackElo: 2550
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, Adams Attack
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:21:40] } 2. Nf3 { [%eval 0.0] [%clk 1:31:19] } 2... d6 { [%eval 0.0] [%clk 1:22:05] } 3. d4 { [%eval 0.25] [%clk 1:31:41] } 3... cxd4 { [%eval 0.13] [%clk 1:22:30] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:03] } 4... Nf6 { [%eval 0.3] [%clk 1:22:55] } 5. Nc3 { [%eval 0.21] [%clk 1:32:25] } 5... a6 { [%eval 0.39] [%clk 1:23:19] } 6. h3 { [%eval 0.1] [%clk 1:32:44] } 6... e5 { [%eval 0.05] [%clk 1:23:41] } 7. Nf3 { [%eval 0.0] [%clk 1:32:57] } 7... Be7 { [%eval 0.23] [%clk 1:23:48] } 8. g4 { [%eval 0.22] [%clk 1:33:12] } 8... h6 { [%eval 0.06] [%clk 1:24:12] } 9. Rg1 { [%eval 0.01] [%clk 1:33:22] } 9... Be6 { [%eval 0.23] [%clk 1:13:02] } 10. g5 { [%eval 0.24] [%clk 1:33:36] } 10... hxg5 { [%eval 0.41] [%clk 1:13:27] } 11. Nxg5 { [%eval 0.34] [%clk 1:33:59] } 11... Nc6 { [%eval 0.42] [%clk 1:13:55] } 12. Nxe6 { [%eval 0.33] [%clk 1:33:55] } 12... fxe6 { [%eval 0.28] [%clk 1:14:21] } 13. Rxg7 { [%eval 0.28] [%clk 1:33:40] } 13... Qd7 { [%eval 0.6] [%clk 1:11:01] } 14. Be3 { [%eval 0.63] [%clk 1:18:16] } 14... O-O-O { [%eval 0.56] [%clk 1:10:50] } 15. Qf3 { [%eval 0.31] [%clk 1:16:01] } 15... Nd4 { [%eval 0.15] [%clk 0:59:15] } 16. Bxd4 { [%eval -0.1] [%clk 0:54:30] } 16... exd4 { [%eval -0.17] [%clk 0:59:35] } 17. Na4?! { [%eval -0.98] } { Inaccuracy. Ne2 was best. } { [%clk 0:54:23] } 17... Qxa4 { [%eval -0.89] [%clk 0:57:50] } 18. Rxe7 { [%eval -0.82] [%clk 0:54:44] } 18... Qb4+ { [%eval -0.75] [%clk 0:50:54] } 19. Ke2 { [%eval -0.6] [%clk 0:46:39] } 19... Nd7?! { [%eval -0.04] } { Inaccuracy. Rdf8 was best. } { [%clk 0:22:33] } 20. Qb3 { [%eval -0.09] [%clk 0:41:55] } 20... Qc5 { [%eval -0.14] [%clk 0:23:02] } 21. Ke1?! { [%eval -0.89] } { Inaccuracy. Re1 was best. } { [%clk 0:31:54] } 21... Kb8 { [%eval -1.06] [%clk 0:17:52] } 22. Rd1 { [%eval -0.74] [%clk 0:24:19] } 22... Rhf8 { [%eval -0.61] [%clk 0:16:31] } 23. Rd2 { [%eval -0.83] [%clk 0:23:41] } 23... Qg5 { [%eval -0.63] [%clk 0:09:08] } 24. Rh7?? { [%eval -2.54] } { Blunder. Rxd7 was best. } { [%clk 0:22:27] } 24... Nc5 { [%eval -2.0] [%clk 0:06:17] } 25. Qb6 { [%eval -1.92] [%clk 0:19:05] } 25... Rxf2 { [%eval -1.74] [%clk 0:01:27] } 26. Rxf2 { [%eval -1.92] [%clk 0:17:34] } 26... Qc1+ { [%eval -1.97] [%clk 0:01:56] } 27. Ke2 { [%eval -1.98] [%clk 0:17:56] } 27... Qxc2+ { [%eval -1.91] [%clk 0:02:24] } 28. Ke1 { [%eval -1.77] [%clk 0:16:48] } 28... Qc1+ { [%eval -2.14] [%clk 0:02:31] } 29. Ke2 { [%eval -1.8] [%clk 0:17:13] } 29... Qe3+?! { [%eval -0.71] } { Inaccuracy. Qc2+ was best. } { [%clk 0:00:44] } 30. Kd1 { [%eval -0.8] [%clk 0:17:36] } 30... Qxf2 { [%eval -1.09] [%clk 0:01:13] } 31. Qxd8+ { [%eval -0.96] [%clk 0:14:43] } 31... Ka7 { [%eval -0.71] [%clk 0:01:42] } 32. Be2?? { [%eval -3.16] } { Blunder. Bd3 was best. } { [%clk 0:14:55] } 32... Qg1+ { [%eval -3.4] [%clk 0:01:15] } 33. Kc2 { [%eval -3.39] [%clk 0:14:23] } 33... Qe3 { [%eval -3.47] [%clk 0:01:32] } 34. Kd1 { [%eval -4.31] [%clk 0:13:00] } 34... Qg1+?! { [%eval -3.32] } { Inaccuracy. d3 was best. } { [%clk 0:00:56] } 35. Kc2 { [%eval -3.41] [%clk 0:13:23] } 35... Qe3 { [%eval -3.43] [%clk 0:01:18] } 36. Kd1?! { [%eval -4.5] } { Inaccuracy. Bxa6 was best. } { [%clk 0:13:30] } 36... d3 { [%eval -4.71] [%clk 0:01:43] } 37. Bg4 { [%eval -4.83] [%clk 0:12:21] } 37... Qg1+ { [%eval -4.85] [%clk 0:01:37] } 38. Kd2 { [%eval -4.6] [%clk 0:12:45] } 38... Qf2+ { [%eval -4.72] [%clk 0:02:04] } 39. Kc3 { [%eval -4.2] [%clk 0:12:57] } 39... Qe1+ { [%eval -4.88] [%clk 0:02:02] } 40. Kd4 { [%eval -4.97] [%clk 0:12:28] } 40... Qxe4+ { [%eval -5.44] [%clk 0:02:03] } 41. Kc3 { [%eval -4.81] [%clk 0:12:50] } 41... Qxh7 { [%eval -4.52] [%clk 0:02:17] } 42. b4?? { [%eval #-9] } { Checkmate is now unavoidable. a4 was best. } { [%clk 0:07:59] } 42... Qg7+ { [%eval #-8] [%clk 0:02:41] } 43. Kd2 { [%eval #-8] [%clk 0:08:23] } 43... Qb2+?? { [%eval -6.36] } { Lost forced checkmate sequence. Qh6+ was best. } { [%clk 0:03:06] } 44. Ke3 { [%eval -6.01] [%clk 0:08:43] } 44... Qe5+ { [%eval -6.52] [%clk 0:02:19] } 45. Kd2?? { [%eval #-7] } { Checkmate is now unavoidable. Kf3 was best. } { [%clk 0:08:35] } 45... Qf4+ { [%eval #-6] [%clk 0:02:08] } 46. Kc3 { [%eval #-6] [%clk 0:08:53] } 46... Ne4+?? { [%eval -5.75] } { Lost forced checkmate sequence. Qc1+ was best. } { [%clk 0:02:09] } 47. Kxd3 { [%eval -5.69] [%clk 0:08:59] } 47... d5 { [%eval -8.53] [%clk 0:02:35] } 48. Kd4? { [%eval #-6] } { Checkmate is now unavoidable. Qxd5 was best. } { [%clk 0:08:02] } 48... Nf2+ { [%eval #-5] [%clk 0:03:03] } 49. Kc3 { [%eval #-5] [%clk 0:08:19] } 49... Qc4+ { [%eval #-4] [%clk 0:03:13] } 50. Kd2 { [%eval #-4] [%clk 0:08:41] } 50... Nxg4?? { [%eval -5.23] } { Lost forced checkmate sequence. Ne4+ was best. } { [%clk 0:03:36] } 51. hxg4 { [%eval -5.36] [%clk 0:09:04] } 51... Qxb4+ { [%eval -5.29] [%clk 0:04:03] } 52. Kc2 { [%eval -5.26] [%clk 0:09:11] } 52... Qxg4 { [%eval -5.55] [%clk 0:04:26] } 53. Qd6 { [%eval -5.18] [%clk 0:09:22] } 53... Qc4+ { [%eval -5.48] [%clk 0:04:49] } 54. Kb2 { [%eval -5.94] [%clk 0:09:46] } 54... d4 { [%eval -5.96] [%clk 0:05:05] } 55. a4 { [%eval -7.09] [%clk 0:09:47] } 55... a5 { [%eval -7.18] [%clk 0:04:59] } 56. Qd7 { [%eval -10.63] [%clk 0:09:53] } 56... e5 { [%eval -8.88] [%clk 0:04:52] } 57. Qe8 { [%eval -10.71] [%clk 0:09:46] } 57... Qc3+ { [%eval -11.47] [%clk 0:05:02] } 58. Kb1 { [%eval -15.63] [%clk 0:10:01] } 58... d3 { [%eval -15.5] [%clk 0:05:27] } 59. Qd7?! { [%eval #-12] } { Checkmate is now unavoidable. Qg8 was best. } { [%clk 0:07:22] } 59... Qd4?! { [%eval -11.87] } { Lost forced checkmate sequence. d2 was best. } { [%clk 0:05:48] } 0-1