Event: U.S. Junior Championship
Site: Saint Louis, United States
Date: 2021-07-19
White: Li, Ben
WhiteElo: 2376
Black: Jacobson, Brandon
BlackElo: 2504
Result: 0-1
ECO: E90
Opening: King's Indian Defense: Normal Variation, Rare Defenses
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:27] } 2. c4 { [%eval 0.11] [%clk 1:31:21] } 2... g6 { [%eval 0.28] [%clk 1:30:47] } 3. Nc3 { [%eval 0.17] [%clk 1:31:45] } 3... Bg7 { [%eval 0.48] [%clk 1:31:08] } 4. e4 { [%eval 0.67] [%clk 1:32:07] } 4... d6 { [%eval 0.63] [%clk 1:31:32] } 5. Nf3 { [%eval 0.45] [%clk 1:32:30] } 5... O-O { [%eval 0.48] [%clk 1:31:57] } 6. h3 { [%eval 0.32] [%clk 1:32:54] } 6... e5 { [%eval 0.54] [%clk 1:32:03] } 7. d5 { [%eval 0.34] [%clk 1:33:21] } 7... a5 { [%eval 0.8] [%clk 1:32:28] } 8. Bg5 { [%eval 0.8] [%clk 1:33:42] } 8... Na6 { [%eval 0.87] [%clk 1:32:51] } 9. Be2 { [%eval 0.51] [%clk 1:34:04] } 9... Qe8 { [%eval 0.91] [%clk 1:33:14] } 10. Nd2 { [%eval 0.65] [%clk 1:34:26] } 10... Nd7 { [%eval 0.38] [%clk 1:33:38] } 11. a3 { [%eval 0.8] [%clk 1:34:50] } 11... f6 { [%eval 0.45] [%clk 1:34:01] } 12. Bh4 { [%eval 0.5] [%clk 1:34:49] } 12... Nb6 { [%eval 0.44] [%clk 1:30:42] } 13. b3 { [%eval 0.33] [%clk 1:33:41] } 13... Bh6 { [%eval 0.32] [%clk 1:31:06] } 14. O-O { [%eval 0.4] [%clk 1:32:12] } 14... Qf7 { [%eval 0.38] [%clk 1:29:58] } 15. Rb1 { [%eval 0.31] [%clk 1:31:03] } 15... f5 { [%eval 0.3] [%clk 1:30:21] } 16. b4 { [%eval 0.37] [%clk 1:30:14] } 16... Qg7 { [%eval 0.35] [%clk 1:29:10] } 17. Qc2?! { [%eval -0.24] } { Inaccuracy. Kh1 was best. } { [%clk 1:01:59] } 17... axb4 { [%eval -0.22] [%clk 1:25:54] } 18. axb4 { [%eval -0.2] [%clk 1:02:18] } 18... g5 { [%eval -0.13] [%clk 1:26:22] } 19. Bg3 { [%eval -0.13] [%clk 1:02:39] } 19... f4 { [%eval -0.22] [%clk 1:26:48] } 20. Bh2 { [%eval -0.29] [%clk 1:03:02] } 20... g4 { [%eval -0.29] [%clk 1:27:15] } 21. Bxg4 { [%eval -0.08] [%clk 1:02:15] } 21... Bxg4 { [%eval 0.0] [%clk 1:27:41] } 22. hxg4 { [%eval -0.24] [%clk 1:02:40] } 22... Qxg4 { [%eval -0.16] [%clk 1:28:06] } 23. f3 { [%eval -0.55] [%clk 1:03:01] } 23... Qg6?! { [%eval 0.0] } { Inaccuracy. Qg5 was best. } { [%clk 1:23:33] } 24. Rf2?! { [%eval -0.67] } { Inaccuracy. Kf2 was best. } { [%clk 0:50:35] } 24... Kh8 { [%eval -1.1] [%clk 1:21:43] } 25. Na4?! { [%eval -1.8] } { Inaccuracy. c5 was best. } { [%clk 0:50:12] } 25... Bg5 { [%eval -2.33] [%clk 1:07:14] } 26. Nf1 { [%eval -2.29] [%clk 0:45:00] } 26... Bh4 { [%eval -2.25] [%clk 1:03:22] } 27. Rd2 { [%eval -2.52] [%clk 0:45:19] } 27... Rg8 { [%eval -1.98] [%clk 1:03:47] } 28. Nxb6 { [%eval -2.32] [%clk 0:43:33] } 28... cxb6 { [%eval -2.23] [%clk 1:04:14] } 29. Qc3 { [%eval -2.8] [%clk 0:42:43] } 29... Rg7 { [%eval -3.06] [%clk 1:01:05] } 30. Qa3 { [%eval -3.1] [%clk 0:37:48] } 30... Rag8 { [%eval -2.94] [%clk 0:59:37] } 31. c5? { [%eval -4.95] } { Mistake. Ra2 was best. } { [%clk 0:19:11] } 31... bxc5 { [%eval -4.83] [%clk 0:59:19] } 32. bxc5 { [%eval -5.19] [%clk 0:19:36] } 32... Nxc5 { [%eval -5.21] [%clk 0:59:42] } 33. Ra1 { [%eval -5.86] [%clk 0:19:03] } 33... Qh5 { [%eval -5.92] [%clk 0:56:22] } 34. Raa2 { [%eval -6.38] [%clk 0:17:27] } 34... Rg6 { [%eval -6.09] [%clk 0:48:11] } 35. Qc3 { [%eval -7.08] [%clk 0:06:23] } 35... Rf6 { [%eval -5.82] [%clk 0:39:59] } 36. Rdc2 { [%eval -6.31] [%clk 0:05:48] } 36... Bg3 { [%eval -6.59] [%clk 0:39:06] } 37. Bxg3 { [%eval -6.86] [%clk 0:04:32] } 37... fxg3 { [%eval -6.89] [%clk 0:39:33] } 38. Ne3 { [%eval -8.15] [%clk 0:04:51] } 38... Nxe4 { [%eval -6.3] [%clk 0:37:09] } 39. Qe1 { [%eval -8.93] [%clk 0:05:00] } 39... Ng5 { [%eval -8.99] [%clk 0:33:36] } 40. Qd1 { [%eval -9.35] [%clk 0:35:17] } 40... Rxf3?! { [%eval -5.69] } { Inaccuracy. Qh2+ was best. } { [%clk 0:54:25] } 41. gxf3 { [%eval -6.02] [%clk 0:34:39] } 41... Nxf3+ { [%eval -5.86] [%clk 0:46:17] } 42. Kg2 { [%eval -5.84] [%clk 0:33:17] } 42... Rf8 { [%eval -5.88] [%clk 0:46:14] } 43. Qh1 { [%eval -5.72] [%clk 0:26:44] } 43... Nh4+ { [%eval -5.87] [%clk 0:45:54] } 44. Kg1 { [%eval -6.11] [%clk 0:27:03] } 44... g2 { [%eval -5.78] [%clk 0:45:33] } 45. Qxh4 { [%eval -6.42] [%clk 0:18:02] } 45... Qxh4 { [%eval -6.3] [%clk 0:45:54] } 46. Nxg2 { [%eval -6.47] [%clk 0:18:29] } 46... Qd4+ { [%eval -6.49] [%clk 0:45:41] } 47. Kh2 { [%eval -6.27] [%clk 0:18:56] } 47... Qxd5 { [%eval -6.63] [%clk 0:46:02] } 48. Rd2 { [%eval -6.69] [%clk 0:19:13] } 48... Qe6 { [%eval -6.62] [%clk 0:46:24] } 49. Rdc2 { [%eval -6.85] [%clk 0:19:05] } 49... e4 { [%eval -6.94] [%clk 0:45:15] } 50. Re2 { [%eval -7.86] [%clk 0:18:57] } 50... d5 { [%eval -8.13] [%clk 0:43:35] } 51. Ra7 { [%eval -16.64] [%clk 0:18:19] } 51... Qd6+ { [%eval -18.72] [%clk 0:44:01] } 52. Kg1 { [%eval -58.86] [%clk 0:18:39] } 52... Qb6+ { [%eval -13.56] [%clk 0:44:26] } 0-1