Event: 2020 U.S. Championship
Site: https://lichess.org/tpwn8DyI
Date: 2020-10-27
White: Dariusz Swiercz
WhiteTitle: GM
WhiteElo: 2708
Black: Alex Lenderman
BlackTitle: GM
BlackElo: 2686
Result: 1-0
ECO: A40
Opening: Horwitz Defense
Variant: Standard
TimeControl: 1500+5
Termination: Normal

1. d4 { [%eval 0.0] [%clk 0:25:00] } 1... e6 { [%eval 0.13] [%clk 0:25:00] } 2. Nf3 { [%eval 0.09] [%clk 0:24:59] } 2... f5?! { [%eval 0.66] } { Inaccuracy. d5 was best. } { [%clk 0:25:04] } 3. g3 { [%eval 0.7] [%clk 0:24:54] } 3... Nf6 { [%eval 0.7] [%clk 0:25:07] } 4. Bg2 { [%eval 0.64] [%clk 0:24:58] } 4... d5 { [%eval 0.71] [%clk 0:25:09] } 5. O-O { [%eval 0.66] [%clk 0:25:00] } 5... Bd6 { [%eval 0.6] [%clk 0:25:09] } 6. c4 { [%eval 0.51] [%clk 0:24:53] } 6... O-O { [%eval 0.79] [%clk 0:25:02] } 7. b3 { [%eval 0.34] [%clk 0:24:50] } 7... b6 { [%eval 0.58] [%clk 0:24:53] } 8. cxd5 { [%eval 0.4] [%clk 0:24:34] } 8... exd5 { [%eval 0.54] [%clk 0:24:55] } 9. Ba3 { [%eval 0.12] [%clk 0:24:39] } 9... Bb7 { [%eval 0.33] [%clk 0:24:22] } 10. Bxd6 { [%eval 0.2] [%clk 0:24:35] } 10... Qxd6 { [%eval 0.24] [%clk 0:24:22] } 11. Nc3 { [%eval 0.26] [%clk 0:24:40] } 11... a6 { [%eval 0.42] [%clk 0:24:00] } 12. Qc1 { [%eval 0.36] [%clk 0:22:55] } 12... Ne4 { [%eval 0.34] [%clk 0:23:09] } 13. e3 { [%eval 0.37] [%clk 0:22:28] } 13... Nd7 { [%eval 0.39] [%clk 0:22:44] } 14. Qb2 { [%eval 0.52] [%clk 0:22:26] } 14... Rae8 { [%eval 0.79] [%clk 0:22:19] } 15. Rac1?! { [%eval 0.11] } { Inaccuracy. b4 was best. } { [%clk 0:22:16] } 15... Re7?! { [%eval 0.83] } { Inaccuracy. c5 was best. } { [%clk 0:22:12] } 16. b4 { [%eval 0.89] [%clk 0:21:43] } 16... b5 { [%eval 0.72] [%clk 0:21:27] } 17. a4 { [%eval 0.56] [%clk 0:20:05] } 17... c6 { [%eval 0.61] [%clk 0:21:14] } 18. a5 { [%eval 0.64] [%clk 0:20:04] } 18... h6 { [%eval 1.14] [%clk 0:20:07] } 19. Rc2 { [%eval 1.02] [%clk 0:18:00] } 19... g5 { [%eval 1.09] [%clk 0:20:03] } 20. Ne2 { [%eval 1.14] [%clk 0:18:04] } 20... Qf6 { [%eval 1.13] [%clk 0:18:26] } 21. Nc1 { [%eval 1.14] [%clk 0:14:43] } 21... Nd6 { [%eval 1.0] [%clk 0:17:59] } 22. Nd3 { [%eval 0.96] [%clk 0:14:47] } 22... Nc4 { [%eval 1.07] [%clk 0:18:01] } 23. Qc3 { [%eval 0.96] [%clk 0:14:30] } 23... Qg7 { [%eval 1.23] [%clk 0:17:27] } 24. Re1 { [%eval 1.15] [%clk 0:14:14] } 24... Bc8 { [%eval 1.08] [%clk 0:17:03] } 25. Nfe5 { [%eval 0.87] [%clk 0:13:58] } 25... Ndxe5 { [%eval 0.77] [%clk 0:16:55] } 26. Nxe5 { [%eval 0.82] [%clk 0:14:02] } 26... Bd7 { [%eval 0.81] [%clk 0:16:08] } 27. f4 { [%eval 0.77] [%clk 0:13:49] } 27... Be8 { [%eval 0.92] [%clk 0:16:02] } 28. Rf2 { [%eval 0.86] [%clk 0:13:41] } 28... g4 { [%eval 1.05] [%clk 0:15:40] } 29. h4? { [%eval 0.0] } { Mistake. Kh1 was best. } { [%clk 0:11:13] } 29... gxh3 { [%eval 0.56] [%clk 0:15:38] } 30. Bxh3 { [%eval 0.68] [%clk 0:11:16] } 30... Kh8 { [%eval 0.6] [%clk 0:15:36] } 31. Kh2 { [%eval 0.72] [%clk 0:10:55] } 31... Qf6 { [%eval 1.05] [%clk 0:13:31] } 32. Rg2? { [%eval 0.0] } { Mistake. Bg2 was best. } { [%clk 0:10:09] } 32... Rg7 { [%eval 0.0] [%clk 0:13:31] } 33. Reg1 { [%eval 0.0] [%clk 0:10:00] } 33... Nd6?? { [%eval 1.57] } { Blunder. Bh5 was best. } { [%clk 0:13:14] } 34. Qe1?? { [%eval 0.0] } { Blunder. g4 was best. } { [%clk 0:08:51] } 34... h5 { [%eval 0.0] [%clk 0:11:55] } 35. Rc2 { [%eval 0.32] [%clk 0:06:39] } 35... Ne4?! { [%eval 1.18] } { Inaccuracy. Rfg8 was best. } { [%clk 0:11:45] } 36. Bf1 { [%eval 1.03] [%clk 0:06:43] } 36... Rfg8 { [%eval 0.98] [%clk 0:11:23] } 37. Rcg2 { [%eval 0.97] [%clk 0:06:47] } 37... Rh7 { [%eval 1.35] [%clk 0:10:12] } 38. Bd3 { [%eval 1.29] [%clk 0:05:10] } 38... Qe7 { [%eval 1.38] [%clk 0:09:48] } 39. Bxe4 { [%eval 1.37] [%clk 0:03:21] } 39... fxe4? { [%eval 3.02] } { Mistake. dxe4 was best. } { [%clk 0:09:53] } 40. Rh1 { [%eval 3.01] [%clk 0:03:25] } 40... Bd7 { [%eval 2.97] [%clk 0:06:32] } 41. Kg1 { [%eval 2.83] [%clk 0:03:22] } 41... Bg4 { [%eval 3.41] [%clk 0:06:35] } 42. Rh4 { [%eval 3.12] [%clk 0:02:58] } 42... Bf3 { [%eval 3.51] [%clk 0:06:20] } 43. Rgh2 { [%eval 3.25] [%clk 0:03:01] } 43... Qe8 { [%eval 3.61] [%clk 0:04:16] } 44. Kf2 { [%eval 2.4] [%clk 0:02:42] } 44... Rgg7? { [%eval 4.53] } { Mistake. Rg4 was best. } { [%clk 0:04:20] } 45. Nxf3 { [%eval 4.23] [%clk 0:00:46] } 45... exf3 { [%eval 4.33] [%clk 0:04:24] } 46. Qh1 { [%eval 3.99] [%clk 0:00:50] } 46... Qg6 { [%eval 4.33] [%clk 0:04:08] } 47. Qxf3 { [%eval 4.17] [%clk 0:00:52] } 47... Qd6? { [%eval 10.07] } { Mistake. Qc2+ was best. } { [%clk 0:00:56] } 48. Rxh5 { [%eval 9.28] [%clk 0:00:56] } 48... Qxb4 { [%eval 8.84] [%clk 0:01:00] } 49. Rxh7+?! { [%eval 5.43] } { Inaccuracy. Qh1 was best. } { [%clk 0:00:51] } 49... Rxh7 { [%eval 5.97] [%clk 0:01:05] } 50. Rxh7+ { [%eval 5.95] [%clk 0:00:55] } 50... Kxh7 { [%eval 5.85] [%clk 0:01:10] } 51. Qh5+ { [%eval 5.85] [%clk 0:00:58] } 51... Kg7 { [%eval 5.82] [%clk 0:01:10] } 52. Qe5+ { [%eval 5.71] [%clk 0:00:59] } 52... Kg8 { [%eval 5.51] [%clk 0:00:58] } 53. Qb8+ { [%eval 5.3] [%clk 0:00:49] } 53... Kf7 { [%eval 5.33] [%clk 0:01:00] } 54. Qc7+ { [%eval 5.22] [%clk 0:00:53] } 54... Kf8 { [%eval 5.1] [%clk 0:00:59] } 55. Kf3?? { [%eval 2.23] } { Blunder. f5 was best. } { [%clk 0:00:51] } 55... Qb1?? { [%eval 5.14] } { Blunder. Qe1 was best. } { [%clk 0:00:48] } 56. Qd6+ { [%eval 4.19] [%clk 0:00:46] } 56... Kf7 { [%eval 4.66] [%clk 0:00:50] } 57. Qd7+ { [%eval 4.59] [%clk 0:00:43] } 57... Kf8 { [%eval 4.54] [%clk 0:00:53] } 58. Qc8+ { [%eval 4.66] [%clk 0:00:40] } 58... Kf7 { [%eval 4.8] [%clk 0:00:56] } 59. Qc7+ { [%eval 4.19] [%clk 0:00:36] } 59... Kf8 { [%eval 4.22] [%clk 0:00:57] } 60. Qd6+ { [%eval 3.33] [%clk 0:00:28] } 60... Kf7 { [%eval 2.51] [%clk 0:00:59] } 61. Kg4 { [%eval 4.79] [%clk 0:00:13] } 61... Qg6+? { [%eval 11.05] } { Mistake. Qe1 was best. } { [%clk 0:00:15] } 62. Qxg6+ { [%eval 10.1] [%clk 0:00:17] } 62... Kxg6 { [%eval 10.68] [%clk 0:00:20] } 63. Kf3 { [%eval 10.3] [%clk 0:00:22] } 63... Kh5 { [%eval 10.11] [%clk 0:00:24] } 64. e4?? { [%eval 0.0] } { Blunder. g4+ was best. } { [%clk 0:00:11] } 64... dxe4+?? { [%eval 74.52] } { Blunder. b4 was best. } { [%clk 0:00:27] } 65. Kxe4 { [%eval 74.42] [%clk 0:00:16] } 65... Kg4 { [%eval 74.52] [%clk 0:00:19] } 66. f5 { [%eval 74.51] [%clk 0:00:18] } 66... Kg5 { [%eval 74.42] [%clk 0:00:18] } 67. g4 { [%eval 74.02] [%clk 0:00:22] } 67... Kf6 { [%eval 74.42] [%clk 0:00:15] } 68. Kf4 { [%eval 74.39] [%clk 0:00:25] } 68... Kf7 { [%eval 74.39] [%clk 0:00:13] } 69. g5 { [%eval 73.95] [%clk 0:00:29] } 69... Kg7 { [%eval 73.87] [%clk 0:00:15] } 70. Ke5 { [%eval 73.46] [%clk 0:00:33] } 70... b4 { [%eval 73.37] [%clk 0:00:14] } 71. Ke4 { [%eval 63.34] [%clk 0:00:37] } 1-0