Event: U.S. Junior Championship
Site: Saint Louis, United States
Date: 2021-07-22
White: Li, Ben
WhiteElo: 2376
Black: Niemann, Hans Moke
BlackElo: 2571
Result: 0-1
ECO: E12
Opening: Queen's Indian Defense: Petrosian Variation, Farago Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:53] } 2. c4 { [%eval 0.11] [%clk 1:31:21] } 2... e6 { [%eval 0.39] [%clk 1:31:17] } 3. Nf3 { [%eval 0.0] [%clk 1:31:42] } 3... b6 { [%eval 0.3] [%clk 1:31:41] } 4. a3 { [%eval 0.13] [%clk 1:32:04] } 4... Ba6 { [%eval 0.36] [%clk 1:32:07] } 5. Qc2 { [%eval 0.25] [%clk 1:32:24] } 5... Bb7 { [%eval 0.37] [%clk 1:32:29] } 6. Nc3 { [%eval 0.25] [%clk 1:32:42] } 6... c5 { [%eval 0.41] [%clk 1:32:52] } 7. e4 { [%eval 0.3] [%clk 1:33:04] } 7... cxd4 { [%eval 0.38] [%clk 1:33:18] } 8. Nxd4 { [%eval 0.63] [%clk 1:33:30] } 8... Bc5 { [%eval 0.51] [%clk 1:33:43] } 9. Nb3 { [%eval 0.58] [%clk 1:33:52] } 9... Nc6 { [%eval 0.77] [%clk 1:34:10] } 10. Bf4 { [%eval 0.37] [%clk 1:34:01] } 10... O-O { [%eval 0.51] [%clk 1:32:43] } 11. Rd1 { [%eval 0.28] [%clk 1:33:51] } 11... e5 { [%eval 0.51] [%clk 1:29:09] } 12. Bg5 { [%eval 0.02] [%clk 1:34:11] } 12... h6 { [%eval 0.32] [%clk 1:29:05] } 13. Bh4? { [%eval -0.83] } { Mistake. Bxf6 was best. } { [%clk 1:34:00] } 13... Nd4 { [%eval -0.68] [%clk 1:19:52] } 14. Nxd4 { [%eval -0.7] [%clk 1:34:28] } 14... exd4 { [%eval -0.8] [%clk 1:20:11] } 15. Nd5 { [%eval -0.88] [%clk 1:29:05] } 15... g5 { [%eval -1.03] [%clk 1:20:30] } 16. Bg3 { [%eval -0.87] [%clk 1:11:31] } 16... Nxe4 { [%eval -1.04] [%clk 1:20:44] } 17. Bd3 { [%eval -1.25] [%clk 1:09:58] } 17... Bxd5 { [%eval -1.13] [%clk 1:18:46] } 18. cxd5 { [%eval -1.13] [%clk 1:10:09] } 18... Nxg3 { [%eval -1.21] [%clk 1:19:08] } 19. hxg3 { [%eval -1.15] [%clk 1:10:32] } 19... Re8+ { [%eval -1.25] [%clk 1:19:25] } 20. Kf1 { [%eval -1.18] [%clk 1:10:52] } 20... Qf6 { [%eval -1.25] [%clk 1:19:50] } 21. Bf5 { [%eval -1.45] [%clk 1:05:42] } 21... d3 { [%eval -1.75] [%clk 1:15:13] } 22. Qxd3 { [%eval -2.18] [%clk 1:01:37] } 22... Qxb2 { [%eval -1.77] [%clk 1:15:21] } 23. Qf3? { [%eval -3.23] } { Mistake. Qd2 was best. } { [%clk 1:01:59] } 23... Kg7 { [%eval -2.73] [%clk 1:15:11] } 24. Bxd7 { [%eval -3.38] [%clk 0:58:46] } 24... Re7 { [%eval -3.6] [%clk 1:15:00] } 25. Bc6? { [%eval -6.75] } { Mistake. Bf5 was best. } { [%clk 0:57:09] } 25... Rd8 { [%eval -6.43] [%clk 1:14:53] } 26. a4 { [%eval -8.54] [%clk 0:54:54] } 26... Rd6 { [%eval -9.12] [%clk 1:14:45] } 27. Kg1 { [%eval -8.81] [%clk 0:40:23] } 27... Rf6 { [%eval -8.98] [%clk 1:15:08] } 28. Qg4 { [%eval -15.23] [%clk 0:29:31] } 28... Rxf2 { [%eval -17.03] [%clk 1:15:25] } 29. Kh2?! { [%eval #-9] } { Checkmate is now unavoidable. Rh5 was best. } { [%clk 0:29:52] } 29... Rxg2+ { [%eval #-7] [%clk 1:15:51] } 30. Kh3 { [%eval #-7] [%clk 0:30:17] } 30... Ree2 { [%eval #-6] [%clk 1:16:13] } 31. Qf3 { [%eval #-6] [%clk 0:19:37] } 31... h5 { [%eval #-5] [%clk 1:15:40] } 32. Qxg2 { [%eval #-4] [%clk 0:11:17] } 32... g4+ { [%eval #-3] [%clk 1:15:58] } 33. Kh4 { [%eval #-3] [%clk 0:11:39] } 33... Qf6+ { [%eval #-2] [%clk 1:16:25] } 34. Kxh5 { [%eval #-2] [%clk 0:12:00] } 34... Qg6+ { [%eval #-1] [%clk 1:16:51] } 0-1