Event: 2021 US Chess Championship
Site: Saint Louis, United States
Date: 2021-10-08
White: Swiercz, Dariusz
WhiteElo: 2647
Black: Naroditsky, Daniel
BlackElo: 2623
Result: 1-0
ECO: B76
Opening: Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line
Variant: Standard

1. e4 { [%eval 0.14] [%clk 1:30:57] } 1... c5 { [%eval 0.32] [%clk 1:30:39] } 2. Nf3 { [%eval 0.0] [%clk 1:31:22] } 2... d6 { [%eval 0.0] [%clk 1:31:02] } 3. d4 { [%eval 0.15] [%clk 1:28:48] } 3... cxd4 { [%eval 0.13] [%clk 1:31:24] } 4. Nxd4 { [%eval 0.0] [%clk 1:29:15] } 4... Nf6 { [%eval 0.14] [%clk 1:31:45] } 5. Nc3 { [%eval 0.18] [%clk 1:29:39] } 5... g6 { [%eval 0.56] [%clk 1:32:06] } 6. Be3 { [%eval 0.46] [%clk 1:28:41] } 6... Bg7 { [%eval 0.55] [%clk 1:32:29] } 7. f3 { [%eval 0.5] [%clk 1:29:07] } 7... Nc6 { [%eval 0.56] [%clk 1:32:49] } 8. Qd2 { [%eval 0.9] [%clk 1:29:34] } 8... O-O { [%eval 0.98] [%clk 1:32:42] } 9. O-O-O { [%eval 0.59] [%clk 1:29:59] } 9... d5 { [%eval 0.73] [%clk 1:32:44] } 10. exd5 { [%eval 0.63] [%clk 1:29:43] } 10... Nxd5 { [%eval 0.76] [%clk 1:33:09] } 11. Nxc6 { [%eval 0.76] [%clk 1:30:09] } 11... bxc6 { [%eval 0.59] [%clk 1:33:33] } 12. Bd4 { [%eval 0.69] [%clk 1:30:36] } 12... e5 { [%eval 0.73] [%clk 1:33:25] } 13. Bc5 { [%eval 0.9] [%clk 1:31:02] } 13... Re8 { [%eval 0.84] [%clk 1:33:01] } 14. Ne4 { [%eval 0.54] [%clk 1:29:56] } 14... Qc7 { [%eval 0.96] [%clk 1:31:59] } 15. h4 { [%eval 0.94] [%clk 1:27:57] } 15... f5 { [%eval 0.91] [%clk 1:30:33] } 16. Nd6 { [%eval 0.92] [%clk 1:28:11] } 16... Rd8 { [%eval 1.29] [%clk 1:30:54] } 17. Nxc8 { [%eval 0.86] [%clk 1:28:36] } 17... Raxc8 { [%eval 1.3] [%clk 1:31:14] } 18. h5 { [%eval 1.0] [%clk 1:28:47] } 18... Nb6 { [%eval 0.95] [%clk 1:28:45] } 19. Bxb6 { [%eval 0.85] [%clk 1:28:40] } 19... Rxd2 { [%eval 1.19] [%clk 1:27:33] } 20. Bc4+ { [%eval 0.82] [%clk 1:28:40] } 20... Kf8 { [%eval 0.83] [%clk 1:27:39] } 21. Bxc7 { [%eval 1.1] [%clk 1:29:05] } 21... Rxd1+ { [%eval 0.63] [%clk 1:28:01] } 22. Rxd1 { [%eval 0.92] [%clk 1:29:32] } 22... Rxc7 { [%eval 0.9] [%clk 1:28:14] } 23. hxg6 { [%eval 0.84] [%clk 1:28:05] } 23... Bh6+ { [%eval 1.06] [%clk 1:28:19] } 24. Kb1 { [%eval 0.58] [%clk 1:28:33] } 24... hxg6 { [%eval 0.57] [%clk 1:28:39] } 25. Rd6 { [%eval 0.93] [%clk 1:29:00] } 25... Kg7 { [%eval 0.8] [%clk 1:28:39] } 26. b4 { [%eval 0.96] [%clk 1:29:25] } 26... Bf4 { [%eval 1.1] [%clk 1:25:14] } 27. Re6 { [%eval 0.93] [%clk 1:25:41] } 27... Rb7 { [%eval 0.68] [%clk 1:22:52] } 28. a3 { [%eval 0.76] [%clk 1:25:43] } 28... a5 { [%eval 0.75] [%clk 1:23:13] } 29. Kb2 { [%eval 0.55] [%clk 1:21:48] } 29... axb4 { [%eval 0.68] [%clk 1:21:21] } 30. a4 { [%eval 0.54] [%clk 1:22:11] } 30... Ra7 { [%eval 0.68] [%clk 1:17:44] } 31. Kb3 { [%eval 0.44] [%clk 1:21:40] } 31... c5 { [%eval 0.51] [%clk 1:17:36] } 32. Bb5 { [%eval 0.37] [%clk 0:49:47] } 32... Kf7 { [%eval 0.59] [%clk 1:15:06] } 33. Bc4 { [%eval 0.63] [%clk 0:49:15] } 33... Kg7 { [%eval 0.52] [%clk 1:15:28] } 34. Bd3 { [%eval 0.39] [%clk 0:49:41] } 34... Bg3 { [%eval 0.5] [%clk 0:58:39] } 35. Rc6 { [%eval 0.4] [%clk 0:39:11] } 35... Ra5?! { [%eval 0.93] } { Inaccuracy. Bf2 was best. } { [%clk 0:46:33] } 36. Bb5 { [%eval 1.11] [%clk 0:36:44] } 36... Ra7 { [%eval 1.32] [%clk 0:39:31] } 37. Rxc5 { [%eval 1.62] [%clk 0:33:24] } 37... e4 { [%eval 1.56] [%clk 0:39:56] } 38. fxe4 { [%eval 1.59] [%clk 0:32:03] } 38... fxe4 { [%eval 1.74] [%clk 0:40:25] } 39. Rc6 { [%eval 1.82] [%clk 0:16:31] } 39... Rc7 { [%eval 1.99] [%clk 0:18:35] } 40. Kxb4 { [%eval 2.22] [%clk 0:03:08] } 40... Rxc6?! { [%eval 2.95] } { Inaccuracy. Re7 was best. } { [%clk 0:03:25] } 41. Bxc6 { [%eval 4.47] [%clk 0:03:25] } 41... e3 { [%eval 3.49] [%clk 0:03:54] } 42. Bf3 { [%eval 3.47] [%clk 0:03:43] } 42... Kf6 { [%eval 4.2] [%clk 0:04:23] } 43. a5?! { [%eval 2.74] } { Inaccuracy. Kc5 was best. } { [%clk 0:11:59] } 43... Ke7 { [%eval 3.12] [%clk 0:28:46] } 44. Kc5?! { [%eval 2.14] } { Inaccuracy. Kb5 was best. } { [%clk 0:12:07] } 44... Kd7 { [%eval 2.41] [%clk 0:29:08] } 45. a6 { [%eval 2.78] [%clk 0:12:07] } 45... Kc7 { [%eval 2.36] [%clk 0:26:05] } 46. Kd5?! { [%eval 1.34] } { Inaccuracy. c4 was best. } { [%clk 0:01:42] } 46... Kb6 { [%eval 2.34] [%clk 0:11:11] } 47. Be2 { [%eval 1.1] [%clk 0:02:11] } 47... Bh4?? { [%eval 3.49] } { Blunder. g5 was best. } { [%clk 0:09:16] } 48. Ke6 { [%eval 1.18] [%clk 0:02:02] } 48... Bd8 { [%eval 2.04] [%clk 0:09:21] } 49. Kf7 { [%eval 1.75] [%clk 0:01:19] } 49... g5 { [%eval 1.77] [%clk 0:09:49] } 50. Kg6 { [%eval 1.21] [%clk 0:01:39] } 50... Ka7 { [%eval 1.35] [%clk 0:06:33] } 51. Kf5 { [%eval 1.83] [%clk 0:02:05] } 51... Be7 { [%eval 1.84] [%clk 0:06:05] } 52. Ke4 { [%eval 1.41] [%clk 0:02:24] } 52... Bc5 { [%eval 1.6] [%clk 0:06:34] } 53. Kd5 { [%eval 1.5] [%clk 0:02:47] } 53... Bb6?? { [%eval 3.56] } { Blunder. Be7 was best. } { [%clk 0:05:31] } 54. c4 { [%eval 3.71] [%clk 0:02:50] } 54... Kb8? { [%eval 6.37] } { Mistake. Ba5 was best. } { [%clk 0:05:00] } 55. c5 { [%eval 7.64] [%clk 0:02:48] } 55... Ba7 { [%eval 7.28] [%clk 0:05:29] } 56. Kd6 { [%eval 7.99] [%clk 0:00:50] } 56... Kc8 { [%eval 7.98] [%clk 0:05:21] } 57. Bg4+ { [%eval 7.89] [%clk 0:01:16] } 57... Kd8 { [%eval 9.38] [%clk 0:05:43] } 58. c6 { [%eval 25.04] [%clk 0:01:17] } 58... Bb8+ { [%eval 9.29] [%clk 0:06:08] } 59. c7+ { [%eval 10.08] [%clk 0:01:35] } 1-0