Event: 2021 US Chess Championship
Site: Saint Louis, United States
Date: 2021-10-07
White: Sevian, Samuel
WhiteElo: 2654
Black: Robson, Ray
BlackElo: 2669
Result: 1/2-1/2
ECO: D38
Opening: Queen's Gambit Declined: Ragozin Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:56] } 1... Nf6 { [%eval 0.27] [%clk 1:30:32] } 2. c4 { [%eval 0.11] [%clk 1:31:07] } 2... e6 { [%eval 0.39] [%clk 1:30:26] } 3. Nf3 { [%eval 0.0] [%clk 1:30:57] } 3... d5 { [%eval 0.2] [%clk 1:30:27] } 4. Nc3 { [%eval 0.0] [%clk 1:31:01] } 4... Bb4 { [%eval 0.18] [%clk 1:29:46] } 5. cxd5 { [%eval 0.15] [%clk 1:27:31] } 5... exd5 { [%eval 0.22] [%clk 1:29:53] } 6. Bf4 { [%eval 0.0] [%clk 1:20:52] } 6... Ne4 { [%eval 0.13] [%clk 1:29:12] } 7. Rc1 { [%eval 0.0] [%clk 1:21:15] } 7... Nc6 { [%eval 0.71] [%clk 1:28:23] } 8. Nd2 { [%eval 0.18] [%clk 1:14:58] } 8... g5 { [%eval 0.27] [%clk 1:27:20] } 9. Be3 { [%eval 0.0] [%clk 1:14:26] } 9... Nxc3 { [%eval 0.2] [%clk 1:26:51] } 10. bxc3 { [%eval -0.09] [%clk 1:14:51] } 10... Bd6?! { [%eval 0.42] } { Inaccuracy. Ba3 was best. } { [%clk 1:26:28] } 11. h4 { [%eval 0.0] [%clk 1:04:34] } 11... Bf4 { [%eval 0.0] [%clk 1:25:46] } 12. Bxf4 { [%eval 0.0] [%clk 1:01:32] } 12... gxf4 { [%eval 0.0] [%clk 1:26:05] } 13. e3 { [%eval 0.0] [%clk 0:59:20] } 13... fxe3 { [%eval 0.0] [%clk 1:26:07] } 14. fxe3 { [%eval -0.49] [%clk 0:58:35] } 14... Qe7 { [%eval -0.37] [%clk 1:10:31] } 15. Qf3 { [%eval -0.3] [%clk 0:57:47] } 15... Bd7 { [%eval 0.0] [%clk 1:00:23] } 16. Kf2?! { [%eval -0.53] } { Inaccuracy. Be2 was best. } { [%clk 0:50:22] } 16... O-O-O?! { [%eval -0.02] } { Inaccuracy. Be6 was best. } { [%clk 0:50:55] } 17. Qxd5 { [%eval -0.16] [%clk 0:30:06] } 17... Rhg8 { [%eval 0.06] [%clk 0:32:58] } 18. Qe4 { [%eval 0.02] [%clk 0:29:06] } 18... Be6 { [%eval 0.41] [%clk 0:28:40] } 19. Be2 { [%eval -0.04] [%clk 0:29:00] } 19... f5 { [%eval -0.08] [%clk 0:25:56] } 20. Qf4 { [%eval -0.28] [%clk 0:28:40] } 20... Qg7 { [%eval -0.19] [%clk 0:25:46] } 21. Rh2?! { [%eval -0.72] } { Inaccuracy. Bf3 was best. } { [%clk 0:20:12] } 21... Ne7 { [%eval -0.99] [%clk 0:24:58] } 22. Kg1 { [%eval -1.37] [%clk 0:15:56] } 22... Nd5 { [%eval -1.0] [%clk 0:25:06] } 23. Qf2?! { [%eval -1.75] } { Inaccuracy. Qf3 was best. } { [%clk 0:16:22] } 23... Qh6 { [%eval -1.9] [%clk 0:23:27] } 24. Nf3 { [%eval -1.62] [%clk 0:12:28] } 24... Nxe3 { [%eval -1.83] [%clk 0:23:27] } 25. Ng5 { [%eval -1.72] [%clk 0:12:28] } 25... Ng4 { [%eval -2.01] [%clk 0:23:27] } 26. Bxg4 { [%eval -1.49] [%clk 0:12:28] } 26... fxg4 { [%eval -1.64] [%clk 0:23:27] } 27. Re1?! { [%eval -2.25] } { Inaccuracy. g3 was best. } { [%clk 0:12:28] } 27... Bd7? { [%eval -0.82] } { Mistake. Bc4 was best. } { [%clk 0:23:27] } 28. g3 { [%eval -0.91] [%clk 0:12:28] } 28... Rgf8 { [%eval -1.03] [%clk 0:23:27] } 29. Qd2 { [%eval -0.79] [%clk 0:12:28] } 29... Qd6 { [%eval -0.95] [%clk 0:23:27] } 30. Ne4 { [%eval -0.92] [%clk 0:12:28] } 30... Qg6 { [%eval -1.14] [%clk 0:23:27] } 31. Rf2 { [%eval -1.14] [%clk 0:12:28] } 31... Bc6?! { [%eval -0.47] } { Inaccuracy. Rf3 was best. } { [%clk 0:23:27] } 32. Rxf8 { [%eval -0.52] [%clk 0:12:28] } 32... Rxf8 { [%eval -0.6] [%clk 0:23:27] } 33. d5 { [%eval -0.66] [%clk 0:12:28] } 33... Bb5? { [%eval 0.4] } { Mistake. Bd7 was best. } { [%clk 0:23:27] } 34. Qd4 { [%eval 0.4] [%clk 0:12:28] } 34... Qb6 { [%eval 0.54] [%clk 0:23:27] } 35. Nc5 { [%eval 0.53] [%clk 0:01:32] } 35... Bd7 { [%eval 0.47] [%clk 0:03:34] } 36. Rf1 { [%eval 0.0] [%clk 0:00:57] } 36... Re8 { [%eval 0.36] [%clk 0:02:30] } 37. Rf6 { [%eval 0.06] [%clk 0:00:40] } 37... Qb1+ { [%eval 0.3] [%clk 0:02:26] } 38. Rf1 { [%eval 0.53] [%clk 0:01:08] } 38... Qb6 { [%eval 0.34] [%clk 0:02:36] } 39. Rf6 { [%eval 0.0] [%clk 0:01:33] } 39... Qb1+ { [%eval 0.0] [%clk 0:02:31] } 40. Rf1 { [%eval 0.0] [%clk 0:01:59] } 40... Qb6 { [%eval 0.34] } 1/2-1/2