Event: 2021 U.S. Open
Site: Cherry Hill, New Jersey, USA
Date: 2021-08-06
White: Jacobson, Aaron
WhiteTitle: FM
WhiteElo: 2276
Black: Gledura, Benjamin
BlackTitle: GM
BlackElo: 2628
Result: 0-1
ECO: D85
Opening: Grünfeld Defense: Exchange Variation, Modern Exchange Variation
Variant: Standard
TimeControl: 40/6000+30:1800+30

1. d4 { [%eval 0.0] [%clk 1:37:33] } 1... Nf6 { [%eval 0.19] [%clk 1:40:37] } 2. c4 { [%eval 0.11] [%clk 1:37:56] } 2... g6 { [%eval 0.28] [%clk 1:39:55] } 3. Nc3 { [%eval 0.17] [%clk 1:36:29] } 3... d5 { [%eval 0.2] [%clk 1:40:00] } 4. cxd5 { [%eval 0.35] [%clk 1:36:46] } 4... Nxd5 { [%eval 0.28] [%clk 1:40:23] } 5. e4 { [%eval 0.19] [%clk 1:37:13] } 5... Nxc3 { [%eval 0.21] [%clk 1:40:43] } 6. bxc3 { [%eval 0.0] [%clk 1:37:38] } 6... Bg7 { [%eval 0.23] [%clk 1:40:56] } 7. Nf3 { [%eval 0.0] [%clk 1:37:52] } 7... c5 { [%eval 0.13] [%clk 1:40:58] } 8. Rb1 { [%eval 0.4] [%clk 1:38:12] } 8... O-O { [%eval 0.32] [%clk 1:40:35] } 9. Be2 { [%eval 0.52] [%clk 1:38:33] } 9... Nd7?! { [%eval 1.12] } { Inaccuracy. Nc6 was best. } { [%clk 1:38:20] } 10. O-O { [%eval 0.98] [%clk 1:37:22] } 10... Nf6 { [%eval 1.01] [%clk 1:38:05] } 11. Bd3 { [%eval 1.19] [%clk 1:36:57] } 11... Qc7 { [%eval 1.23] [%clk 1:37:51] } 12. Re1 { [%eval 1.18] [%clk 1:34:17] } 12... e6 { [%eval 1.6] [%clk 1:27:45] } 13. h3?! { [%eval 1.01] } { Inaccuracy. e5 was best. } { [%clk 1:22:08] } 13... b6 { [%eval 1.25] [%clk 1:26:38] } 14. a4 { [%eval 0.89] [%clk 1:20:19] } 14... Bb7 { [%eval 1.24] [%clk 1:19:14] } 15. a5 { [%eval 0.7] [%clk 1:10:46] } 15... Nd7?! { [%eval 1.74] } { Inaccuracy. bxa5 was best. } { [%clk 1:13:02] } 16. axb6?! { [%eval 0.78] } { Inaccuracy. a6 was best. } { [%clk 1:05:57] } 16... axb6 { [%eval 0.48] [%clk 1:13:30] } 17. e5 { [%eval 0.47] [%clk 1:04:39] } 17... Bd5 { [%eval 0.7] [%clk 1:06:00] } 18. Ng5 { [%eval 0.55] [%clk 0:54:04] } 18... Ra2 { [%eval 0.51] [%clk 1:03:17] } 19. h4 { [%eval 0.52] [%clk 0:49:14] } 19... Rfa8?! { [%eval 1.11] } { Inaccuracy. h6 was best. } { [%clk 0:27:17] } 20. h5 { [%eval 1.39] [%clk 0:44:44] } 20... Ra1? { [%eval 2.95] } { Mistake. h6 was best. } { [%clk 0:26:39] } 21. hxg6? { [%eval 1.46] } { Mistake. c4 was best. } { [%clk 0:42:47] } 21... hxg6 { [%eval 1.63] [%clk 0:27:08] } 22. Qg4? { [%eval 0.08] } { Mistake. c4 was best. } { [%clk 0:38:12] } 22... Nf8 { [%eval 0.26] [%clk 0:23:51] } 23. Bd2 { [%eval 0.3] [%clk 0:14:58] } 23... Rxb1 { [%eval 0.49] [%clk 0:23:01] } 24. Rxb1 { [%eval 0.65] [%clk 0:15:17] } 24... Ra3 { [%eval 0.91] [%clk 0:22:47] } 25. Ne4? { [%eval -0.53] } { Mistake. Be4 was best. } { [%clk 0:11:27] } 25... cxd4 { [%eval -0.05] [%clk 0:17:14] } 26. Nf6+ { [%eval -0.03] [%clk 0:11:43] } 26... Bxf6 { [%eval -0.08] [%clk 0:17:36] } 27. exf6 { [%eval 0.0] [%clk 0:12:07] } 27... Qe5 { [%eval -0.08] [%clk 0:14:44] } 28. cxd4 { [%eval -0.42] [%clk 0:07:46] } 28... Qxf6 { [%eval -0.33] [%clk 0:15:06] } 29. Bg5 { [%eval -0.46] [%clk 0:08:05] } 29... Qg7 { [%eval -0.09] [%clk 0:14:36] } 30. Bf1 { [%eval -0.3] [%clk 0:07:23] } 30... Nd7 { [%eval 0.01] [%clk 0:13:33] } 31. Bb5?! { [%eval -0.58] } { Inaccuracy. Qf4 was best. } { [%clk 0:06:28] } 31... Nf6 { [%eval -0.62] [%clk 0:13:36] } 32. Qf4 { [%eval -0.42] [%clk 0:05:46] } 32... Ne4 { [%eval -0.54] [%clk 0:14:03] } 33. Be7 { [%eval -0.51] [%clk 0:05:12] } 33... Ra8 { [%eval -0.64] [%clk 0:14:32] } 34. Bd3 { [%eval -0.44] [%clk 0:04:46] } 34... f5 { [%eval -0.04] [%clk 0:15:00] } 35. Bg5 { [%eval -0.07] [%clk 0:02:29] } 35... Nxg5 { [%eval -0.11] [%clk 0:11:44] } 36. Qxg5 { [%eval -0.04] [%clk 0:02:57] } 36... Qxd4 { [%eval -0.07] [%clk 0:11:29] } 37. Qxg6+ { [%eval -0.08] [%clk 0:03:10] } 37... Kf8 { [%eval -0.06] [%clk 0:11:58] } 38. Qh6+ { [%eval 0.0] [%clk 0:00:33] } 38... Ke7 { [%eval 0.0] [%clk 0:11:29] } 39. Qg5+ { [%eval -0.08] [%clk 0:00:38] } 39... Kd6 { [%eval -0.05] [%clk 0:11:00] } 40. Rd1?? { [%eval -1.71] } { Blunder. Bf1 was best. } { [%clk 0:30:31] } 40... Qg4?! { [%eval -1.16] } { Inaccuracy. Rh8 was best. } { [%clk 0:38:27] } 41. Qxg4 { [%eval -1.25] [%clk 0:30:08] } 41... fxg4 { [%eval -1.2] [%clk 0:35:51] } 42. Be2 { [%eval -1.17] [%clk 0:30:24] } 42... g3?! { [%eval -0.59] } { Inaccuracy. Ra2 was best. } { [%clk 0:31:48] } 43. fxg3 { [%eval -0.58] [%clk 0:30:45] } 43... Ra2 { [%eval -0.58] [%clk 0:32:01] } 44. Kf2 { [%eval -0.61] [%clk 0:30:42] } 44... b5 { [%eval -0.86] [%clk 0:31:39] } 45. Ke3 { [%eval -1.13] [%clk 0:30:57] } 45... Ra3+ { [%eval -1.56] [%clk 0:30:10] } 46. Kf2 { [%eval -1.9] [%clk 0:31:01] } 46... b4 { [%eval -1.81] [%clk 0:30:15] } 47. g4 { [%eval -1.78] [%clk 0:31:27] } 47... b3 { [%eval -1.66] [%clk 0:26:59] } 48. g5? { [%eval -2.89] } { Mistake. Bf3 was best. } { [%clk 0:29:02] } 48... Ke5? { [%eval -1.32] } { Mistake. b2 was best. } { [%clk 0:23:53] } 49. g6 { [%eval -1.51] [%clk 0:28:45] } 49... Kf6 { [%eval -1.39] [%clk 0:24:12] } 50. Bd3 { [%eval -1.01] [%clk 0:28:20] } 50... Ra2+ { [%eval -0.92] [%clk 0:16:34] } 51. Ke3 { [%eval -0.79] [%clk 0:28:31] } 51... Rxg2 { [%eval -0.92] [%clk 0:16:59] } 52. Kd4 { [%eval -1.23] [%clk 0:27:53] } 52... Rg4+ { [%eval -0.87] [%clk 0:17:26] } 53. Kc3 { [%eval -0.87] [%clk 0:27:57] } 53... Ke5 { [%eval -1.03] [%clk 0:17:29] } 54. Re1+ { [%eval -0.54] [%clk 0:20:32] } 54... Kd6 { [%eval -0.74] [%clk 0:17:36] } 55. Ra1 { [%eval -0.72] [%clk 0:20:28] } 55... Rg3 { [%eval -0.8] [%clk 0:17:41] } 56. Ra6+?? { [%eval -3.78] } { Blunder. Kd2 was best. } { [%clk 0:20:50] } 56... Kc5?? { [%eval -0.4] } { Blunder. Ke5 was best. } { [%clk 0:17:33] } 57. Ra5+ { [%eval -0.52] [%clk 0:20:50] } 57... Kb6 { [%eval -0.28] [%clk 0:16:10] } 58. Ra6+ { [%eval -0.38] [%clk 0:19:11] } 58... Kc5 { [%eval -0.59] [%clk 0:15:46] } 59. Ra5+ { [%eval -0.43] [%clk 0:19:02] } 59... Kd6 { [%eval -0.45] [%clk 0:16:09] } 60. Ra6+?? { [%eval -3.61] } { Blunder. Kd2 was best. } { [%clk 0:16:22] } 60... Ke5 { [%eval -3.78] [%clk 0:16:36] } 61. Ra5?! { [%eval -4.76] } { Inaccuracy. Ra4 was best. } { [%clk 0:15:49] } 61... Kf6?? { [%eval -0.87] } { Blunder. b2 was best. } { [%clk 0:17:03] } 62. Kd4?? { [%eval -3.07] } { Blunder. Kd2 was best. } { [%clk 0:15:56] } 62... Bc6 { [%eval -3.37] [%clk 0:13:16] } 63. Ra6?? { [%eval -12.7] } { Blunder. Ra1 was best. } { [%clk 0:15:16] } 63... Rxd3+ { [%eval -62.86] [%clk 0:13:11] } 0-1