Event: 2023 Summer Chess Classic | Group B
Site: Saint Louis, Missouri, United States
Date: 2023-08-08
White: Lomasov, Semyon
WhiteTitle: GM
WhiteElo: 2488
Black: Wang, Justin
BlackTitle: IM
BlackElo: 2488
Result: 1-0
ECO: C43
Opening: Petrov's Defense: Modern Attack, Center Variation
Variant: Standard
TimeControl: G/90+30

1. e4 { [%eval 0.36] [%clk 1:30:57] } 1... e5 { [%eval 0.35] [%clk 1:30:53] } 2. Nf3 { [%eval 0.29] [%clk 1:31:23] } 2... Nf6 { [%eval 0.5] [%clk 1:31:18] } 3. d4 { [%eval 0.32] [%clk 1:30:19] } 3... Nxe4 { [%eval 0.34] [%clk 1:31:45] } 4. Bd3 { [%eval 0.32] [%clk 1:30:40] } 4... d5 { [%eval 0.37] [%clk 1:32:02] } 5. Nxe5 { [%eval 0.4] [%clk 1:30:15] } 5... Nd7 { [%eval 0.31] [%clk 1:32:30] } 6. O-O { [%eval 0.3] [%clk 1:30:18] } 6... Nxe5 { [%eval 0.42] [%clk 1:31:43] } 7. dxe5 { [%eval 0.22] [%clk 1:30:39] } 7... Nc5 { [%eval 0.14] [%clk 1:31:47] } 8. Be3 { [%eval 0.18] [%clk 1:30:53] } 8... c6 { [%eval 0.23] [%clk 1:28:47] } 9. f4 { [%eval 0.2] [%clk 1:28:50] } 9... Nxd3 { [%eval 0.15] [%clk 1:25:30] } 10. Qxd3 { [%eval 0.18] [%clk 1:29:17] } 10... g6 { [%eval 0.26] [%clk 1:25:48] } 11. Nc3 { [%eval 0.06] [%clk 1:28:35] } 11... b6 { [%eval 0.26] [%clk 1:22:57] } 12. Rad1 { [%eval 0.26] [%clk 1:26:58] } 12... Bf5 { [%eval 0.36] [%clk 1:21:33] } 13. Qd2 { [%eval 0.37] [%clk 1:21:45] } 13... Qd7 { [%eval 0.27] [%clk 1:13:33] } 14. Ne2 { [%eval 0.46] [%clk 1:03:57] } 14... Be6 { [%eval 0.33] [%clk 1:10:58] } 15. b4 { [%eval 0.37] [%clk 0:47:24] } 15... Be7 { [%eval 0.51] [%clk 1:10:32] } 16. Ng3 { [%eval 0.23] [%clk 0:33:46] } 16... h5 { [%eval 0.73] [%clk 1:08:26] } 17. f5 { [%eval 0.86] [%clk 0:24:10] } 17... gxf5 { [%eval 0.75] [%clk 1:08:50] } 18. Bg5 { [%eval 0.73] [%clk 0:24:32] } 18... h4 { [%eval 0.81] [%clk 1:06:20] } 19. Nxf5 { [%eval 0.71] [%clk 0:14:59] } 19... Bxf5 { [%eval 0.81] [%clk 1:06:37] } 20. Bxe7 { [%eval 0.86] [%clk 0:15:25] } 20... Be4 { [%eval 0.79] [%clk 0:54:02] } 21. Bg5 { [%eval 0.7] [%clk 0:15:30] } 21... Qg4 { [%eval 1.14] [%clk 0:54:00] } 22. h3 { [%eval 0.67] [%clk 0:14:28] } 22... Qh5?! { [%eval 1.66] } { Inaccuracy. Qg3 was best. } { [%clk 0:43:28] } 23. Rde1 { [%eval 1.58] [%clk 0:06:35] } 23... Rg8 { [%eval 1.53] [%clk 0:33:22] } 24. Rxe4 { [%eval 1.54] [%clk 0:07:00] } 24... Rxg5 { [%eval 1.53] [%clk 0:33:48] } 25. Ref4 { [%eval 1.92] [%clk 0:07:12] } 25... Rxe5?? { [%eval 4.88] } { Blunder. O-O-O was best. } { [%clk 0:33:22] } 26. Qc3 { [%eval 4.99] [%clk 0:05:32] } 26... Re6 { [%eval 4.84] [%clk 0:27:15] } 27. Rxf7 { [%eval 5.3] [%clk 0:05:54] } 27... O-O-O { [%eval 4.83] [%clk 0:23:30] } 28. Rxa7 { [%eval 5.82] [%clk 0:05:46] } 28... Qe5 { [%eval 6.54] [%clk 0:21:49] } 29. Qxe5? { [%eval 3.57] } { Mistake. Rff7 was best. } { [%clk 0:06:04] } 29... Rxe5 { [%eval 3.99] [%clk 0:22:16] } 30. Rff7 { [%eval 3.84] [%clk 0:06:26] } 30... Kb8 { [%eval 3.99] [%clk 0:22:35] } 31. Rab7+ { [%eval 3.65] [%clk 0:06:52] } 31... Ka8 { [%eval 3.93] [%clk 0:23:02] } 32. Ra7+ { [%eval 3.47] [%clk 0:07:18] } 32... Kb8 { [%eval 3.85] [%clk 0:23:29] } 33. Rfb7+ { [%eval 3.71] [%clk 0:05:27] } 33... Kc8 { [%eval 4.09] [%clk 0:23:54] } 34. Rxb6 { [%eval 4.19] [%clk 0:05:44] } 34... Rd6 { [%eval 4.43] [%clk 0:20:51] } 35. b5 { [%eval 4.12] [%clk 0:05:35] } 35... Re1+ { [%eval 4.42] [%clk 0:20:51] } 36. Kh2 { [%eval 4.42] [%clk 0:05:01] } 36... Rf6 { [%eval 5.16] [%clk 0:13:19] } 37. Rxc6+ { [%eval 4.67] [%clk 0:04:46] } 37... Rxc6 { [%eval 4.91] [%clk 0:13:46] } 38. bxc6 { [%eval 5.31] [%clk 0:05:12] } 38... Re2 { [%eval 5.1] [%clk 0:12:56] } 39. Rd7 { [%eval 5.25] [%clk 0:04:46] } 39... Rxc2 { [%eval 5.18] [%clk 0:13:21] } 40. Rxd5 { [%eval 4.93] [%clk 0:05:14] } 40... Rxc6 { [%eval 5.12] [%clk 0:13:39] } 41. Rd4 { [%eval 5.21] [%clk 0:01:36] } 41... Rh6 { [%eval 5.08] [%clk 0:14:06] } 42. Rb4 { [%eval 4.78] [%clk 0:01:02] } 42... Kc7 { [%eval 5.55] [%clk 0:13:24] } 43. a4 { [%eval 5.28] [%clk 0:29:31] } 43... Kc6 { [%eval 4.84] [%clk 0:38:00] } 44. a5 { [%eval 5.6] [%clk 0:28:04] } 44... Kc5 { [%eval 5.27] [%clk 0:38:19] } 45. Rb7 { [%eval 5.49] [%clk 0:27:56] } 45... Ra6 { [%eval 6.15] [%clk 0:35:35] } 46. Rh7 { [%eval 6.33] [%clk 0:28:19] } 46... Kd5 { [%eval 5.95] } 1-0