Event: Round 7: Subrota, Biswas - Ahmed, Sheikh Nasir
Site: https://lichess.org/broadcast/bangladesh-49th-national-b-chess-championship-2025/round-7/GHvyEnHq/wFfakPqB
Date: 2025-09-11
White: Subrota, Biswas
WhiteTitle: FM
WhiteElo: 2338
Black: Ahmed, Sheikh Nasir
BlackTitle: FM
BlackElo: 2184
Result: 1-0
ECO: B45
Opening: Sicilian Defense: Four Knights Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:12:51] } 1... c5 { [%eval 0.24] [%clk 1:30:43] } 2. Nf3 { [%eval 0.2] [%clk 1:13:14] } 2... e6 { [%eval 0.28] [%clk 1:31:07] } 3. d4 { [%eval 0.4] [%clk 1:13:41] } 3... cxd4 { [%eval 0.29] [%clk 1:31:30] } 4. Nxd4 { [%eval 0.35] [%clk 1:14:09] } 4... Nc6 { [%eval 0.28] [%clk 1:31:48] } 5. Nc3 { [%eval 0.26] [%clk 1:14:37] } 5... Nf6 { [%eval 0.35] [%clk 1:32:07] } 6. a3 { [%eval 0.15] [%clk 1:15:05] } 6... Qc7 { [%eval 0.45] [%clk 1:29:30] } 7. Be3 { [%eval 0.46] [%clk 1:10:00] } 7... a6 { [%eval 0.4] [%clk 1:29:12] } 8. f4 { [%eval 0.44] [%clk 1:10:05] } 8... d6 { [%eval 0.73] [%clk 1:28:41] } 9. Qf3 { [%eval 0.8] [%clk 1:10:29] } 9... Bd7 { [%eval 0.67] [%clk 1:24:15] } 10. O-O-O { [%eval 0.52] [%clk 1:10:25] } 10... b5? { [%eval 1.68] } { Mistake. Rc8 was best. } { [%clk 1:17:34] } 11. e5 { [%eval 1.48] [%clk 0:59:42] } 11... dxe5 { [%eval 1.5] [%clk 1:11:54] } 12. fxe5 { [%eval 1.2] [%clk 0:59:58] } 12... Nd5 { [%eval 1.17] [%clk 1:05:13] } 13. Nxd5 { [%eval 1.67] [%clk 0:59:59] } 13... exd5 { [%eval 1.52] [%clk 1:05:40] } 14. Qxd5 { [%eval 1.72] [%clk 0:53:12] } 14... Qxe5 { [%eval 1.48] [%clk 0:51:12] } 15. Nxb5 { [%eval 1.04] [%clk 0:53:24] } 15... Qxe3+ { [%eval 1.26] [%clk 0:51:35] } 16. Kb1 { [%eval 1.01] [%clk 0:53:46] } 16... Ra7?? { [%eval 5.28] } { Blunder. O-O-O was best. } { [%clk 0:51:33] } 17. Nxa7 { [%eval 5.21] [%clk 0:53:45] } 17... Qxa7 { [%eval 5.09] [%clk 0:52:00] } 18. Bxa6 { [%eval 5.25] [%clk 0:52:47] } 18... f6?! { [%eval 6.81] } { Inaccuracy. Bxa3 was best. } { [%clk 0:32:13] } 19. Bb5 { [%eval 6.5] [%clk 0:50:54] } 19... Ne5 { [%eval 8.41] [%clk 0:28:54] } 20. Qe6+ { [%eval 8.2] [%clk 0:50:37] } 1-0