Event: Round 1: Koustav Chatterjee - Crump, Alexander J
Site: https://lichess.org/broadcast/2025-us-masters/round-1/IPBsoUzM/IT7fW8Yz
Date: 2025-11-26
White: Koustav Chatterjee
WhiteTitle: GM
WhiteElo: 2475
Black: Crump, Alexander J
BlackElo: 2119
Result: 1-0
ECO: A06
Opening: Zukertort Opening
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.1] [%clk 1:30:57] } 1... d5 { [%eval 0.18] [%clk 1:30:46] } 2. e3 { [%eval 0.0] [%clk 1:31:21] } 2... Nf6 { [%eval 0.01] [%clk 1:30:56] } 3. c4 { [%eval 0.07] [%clk 1:31:44] } 3... c6 { [%eval 0.3] [%clk 1:31:00] } 4. Nc3 { [%eval 0.17] [%clk 1:31:53] } 4... e6 { [%eval 0.26] [%clk 1:30:49] } 5. b3 { [%eval 0.13] [%clk 1:32:31] } 5... Nbd7 { [%eval 0.2] [%clk 1:30:36] } 6. Bb2 { [%eval 0.21] [%clk 1:32:33] } 6... Bd6 { [%eval 0.25] [%clk 1:30:41] } 7. Qc2 { [%eval 0.15] [%clk 1:32:15] } 7... O-O { [%eval 0.18] [%clk 1:30:49] } 8. Be2 { [%eval 0.17] [%clk 1:31:56] } 8... Qe7 { [%eval 0.16] [%clk 1:28:01] } 9. O-O { [%eval 0.08] [%clk 1:31:14] } 9... Rd8 { [%eval 0.38] [%clk 1:22:26] } 10. Rac1 { [%eval 0.22] [%clk 1:26:03] } 10... a6 { [%eval 0.38] [%clk 1:16:27] } 11. d4 { [%eval 0.42] [%clk 1:25:04] } 11... dxc4 { [%eval 0.47] [%clk 1:09:46] } 12. bxc4 { [%eval 0.48] [%clk 1:24:00] } 12... c5 { [%eval 0.5] [%clk 1:08:59] } 13. Bd3 { [%eval 0.4] [%clk 1:11:01] } 13... cxd4 { [%eval 0.46] [%clk 1:00:58] } 14. exd4 { [%eval 0.36] [%clk 1:13:58] } 14... b6 { [%eval 0.44] [%clk 1:01:07] } 15. Ne4 { [%eval 0.32] [%clk 0:58:45] } 15... Bf4?! { [%eval 1.04] } { Inaccuracy. Bb7 was best. } { [%clk 0:56:38] } 16. Rce1 { [%eval 1.19] [%clk 0:51:04] } 16... Bb7 { [%eval 1.24] [%clk 0:51:45] } 17. d5 { [%eval 1.33] [%clk 0:34:48] } 17... Nxe4?? { [%eval 3.35] } { Blunder. Rac8 was best. } { [%clk 0:34:06] } 18. Rxe4 { [%eval 3.1] [%clk 0:41:44] } 18... Bh6 { [%eval 3.67] [%clk 0:33:10] } 19. Rh4 { [%eval 4.16] [%clk 0:39:29] } 19... Nf8 { [%eval 4.09] [%clk 0:32:14] } 20. Re1 { [%eval 4.01] [%clk 0:33:32] } 20... b5 { [%eval 4.42] [%clk 0:26:18] } 21. Rxh6 { [%eval 4.37] [%clk 0:22:10] } 21... gxh6 { [%eval 4.4] [%clk 0:26:37] } 22. Qd2 { [%eval 4.38] [%clk 0:21:30] } 22... f6 { [%eval 4.6] [%clk 0:20:11] } 23. Nd4 { [%eval 4.43] [%clk 0:21:48] } 23... Qg7 { [%eval 5.56] [%clk 0:18:07] } 24. Nxe6 { [%eval 5.49] [%clk 0:17:26] } 24... Nxe6 { [%eval 5.5] [%clk 0:18:11] } 25. Rxe6 { [%eval 5.38] [%clk 0:17:50] } 25... Rf8 { [%eval 6.38] [%clk 0:14:28] } 26. Re3 { [%eval 6.12] [%clk 0:16:53] } 26... Kh8 { [%eval 7.04] [%clk 0:14:44] } 27. Rg3 { [%eval 6.84] [%clk 0:16:33] } 27... Qe7 { [%eval 8.01] [%clk 0:15:02] } 28. Qxh6 { [%eval 7.79] [%clk 0:16:07] } 28... Rf7 { [%eval 7.67] [%clk 0:13:18] } 29. h3 { [%eval 7.94] [%clk 0:13:44] } 29... Raf8 { [%eval 8.74] [%clk 0:06:29] } 30. Re3 { [%eval 8.41] [%clk 0:13:31] } 30... Qd8 { [%eval 8.62] [%clk 0:05:59] } 31. Re6 { [%eval 8.46] [%clk 0:13:21] } 1-0