Event: Round 6: Subrota, Biswas - Abu Sufian, Shakil
Site: https://lichess.org/broadcast/49th-bangladesh-national-chess-championship-2025/round-6/yp6hDoIW/TcQMqDtZ
Date: 2025-09-23
White: Subrota, Biswas
WhiteTitle: FM
WhiteElo: 2338
Black: Abu Sufian, Shakil
BlackTitle: IM
BlackElo: 2217
Result: 1-0
ECO: D27
Opening: Queen's Gambit Accepted: Classical Defense, Main Line
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:06] } 1... d5 { [%eval 0.18] [%clk 1:30:47] } 2. c4 { [%eval 0.18] [%clk 1:30:09] } 2... dxc4 { [%eval 0.28] [%clk 1:31:10] } 3. Nf3 { [%eval 0.19] [%clk 1:30:27] } 3... Nf6 { [%eval 0.28] [%clk 1:31:34] } 4. e3 { [%eval 0.18] [%clk 1:29:46] } 4... e6 { [%eval 0.25] [%clk 1:31:52] } 5. Bxc4 { [%eval 0.15] [%clk 1:29:31] } 5... c5 { [%eval 0.22] [%clk 1:32:07] } 6. O-O { [%eval 0.21] [%clk 1:29:48] } 6... a6 { [%eval 0.13] [%clk 1:32:16] } 7. b3 { [%eval 0.19] [%clk 1:30:11] } 7... Nc6 { [%eval 0.42] [%clk 1:27:44] } 8. Bb2 { [%eval 0.3] [%clk 1:29:58] } 8... Be7 { [%eval 0.57] [%clk 1:21:36] } 9. Nbd2 { [%eval 0.08] [%clk 1:26:38] } 9... O-O { [%eval 0.58] [%clk 1:21:25] } 10. dxc5 { [%eval 0.64] [%clk 1:25:00] } 10... Bxc5 { [%eval 0.57] [%clk 1:21:25] } 11. Qc2 { [%eval 0.33] [%clk 1:02:10] } 11... Be7 { [%eval 0.8] [%clk 1:18:31] } 12. Rad1 { [%eval 0.86] [%clk 0:56:52] } 12... Nb4 { [%eval 0.87] [%clk 1:09:27] } 13. Qb1 { [%eval 0.88] [%clk 0:57:06] } 13... b5 { [%eval 0.78] [%clk 1:09:34] } 14. Ng5 { [%eval 0.85] [%clk 0:51:35] } 14... g6 { [%eval 0.78] [%clk 1:03:33] } 15. Be2 { [%eval 0.81] [%clk 0:50:20] } 15... Bb7 { [%eval 0.87] [%clk 1:00:15] } 16. a3 { [%eval 0.44] [%clk 0:41:04] } 16... Nbd5 { [%eval 0.28] [%clk 0:58:57] } 17. Ndf3 { [%eval 0.25] [%clk 0:39:06] } 17... Qb6 { [%eval 0.57] [%clk 0:43:49] } 18. b4 { [%eval 0.28] [%clk 0:38:04] } 18... a5 { [%eval 0.35] [%clk 0:42:15] } 19. Bd4 { [%eval 0.4] [%clk 0:38:15] } 19... Qa6 { [%eval 0.22] [%clk 0:42:26] } 20. Rd2 { [%eval -0.16] [%clk 0:25:09] } 20... axb4 { [%eval 0.0] [%clk 0:42:13] } 21. axb4 { [%eval 0.01] [%clk 0:25:37] } 21... h6 { [%eval 0.21] [%clk 0:34:50] } 22. Nh3 { [%eval -0.31] [%clk 0:24:35] } 22... Qa3 { [%eval -0.16] [%clk 0:29:57] } 23. Ne5 { [%eval -0.3] [%clk 0:20:50] } 23... Nc3 { [%eval 0.0] [%clk 0:27:38] } 24. Bxc3 { [%eval 0.0] [%clk 0:20:50] } 24... Qxc3 { [%eval 0.0] [%clk 0:28:06] } 25. Rd4 { [%eval 0.03] [%clk 0:20:11] } 25... g5? { [%eval 1.36] } { Mistake. Rfd8 was best. } { [%clk 0:17:54] } 26. Ng6 { [%eval 1.31] [%clk 0:10:33] } 26... fxg6?? { [%eval 4.79] } { Blunder. Kg7 was best. } { [%clk 0:15:18] } 27. Qxg6+ { [%eval 4.78] [%clk 0:11:00] } 27... Kh8 { [%eval 4.83] [%clk 0:15:45] } 28. Bd3 { [%eval 4.7] [%clk 0:11:00] } 28... Be4?! { [%eval 6.59] } { Inaccuracy. Rf7 was best. } { [%clk 0:11:05] } 29. Bxe4 { [%eval 6.61] [%clk 0:11:15] } 29... Nxe4?? { [%eval #9] } { Checkmate is now unavoidable. Qxd4 was best. } { [%clk 0:11:30] } 30. Qxh6+ { [%eval #8] [%clk 0:11:30] } 30... Kg8 { [%eval #8] [%clk 0:11:59] } 31. Qg6+ { [%eval #7] [%clk 0:10:44] } 31... Kh8 { [%eval #7] [%clk 0:12:26] } 32. Nxg5 { [%eval #6] [%clk 0:10:01] } 32... Bxg5 { [%eval #6] [%clk 0:12:27] } 33. Rd7 { [%eval #5] [%clk 0:10:25] } 1-0