Event: Round 5: Siam, Chowdhury - Md, Sahrifuzzaman
Site: https://lichess.org/broadcast/bangladesh-49th-national-b-chess-championship-2025/round-5/RsuXuJZn/BypaiLi2
Date: 2025-09-09
White: Siam, Chowdhury
WhiteElo: 1991
Black: Md, Sahrifuzzaman
BlackElo: 1955
Result: 0-1
ECO: B24
Opening: Sicilian Defense: Closed
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:29] } 1... c5 { [%eval 0.24] [%clk 1:28:33] } 2. Nc3 { [%eval 0.26] [%clk 1:31:23] } 2... Nc6 { [%eval 0.23] [%clk 1:28:42] } 3. g3 { [%eval 0.0] [%clk 1:31:51] } 3... g6 { [%eval 0.0] [%clk 1:28:16] } 4. Bg2 { [%eval -0.07] [%clk 1:32:20] } 4... Bg7 { [%eval -0.03] [%clk 1:28:31] } 5. d3 { [%eval -0.03] [%clk 1:32:49] } 5... e5 { [%eval 0.14] [%clk 1:27:19] } 6. Be3 { [%eval 0.0] [%clk 1:33:09] } 6... d6 { [%eval 0.0] [%clk 1:27:10] } 7. Qd2 { [%eval -0.11] [%clk 1:33:37] } 7... a6 { [%eval 0.08] [%clk 1:26:22] } 8. h3 { [%eval -0.11] [%clk 1:31:37] } 8... b5 { [%eval 0.16] [%clk 1:25:41] } 9. Nge2 { [%eval 0.13] [%clk 1:30:41] } 9... Nd4 { [%eval 0.13] [%clk 1:23:32] } 10. Nc1 { [%eval -0.4] [%clk 1:30:48] } 10... Be6 { [%eval -0.24] [%clk 1:20:33] } 11. Nd1 { [%eval -0.18] [%clk 1:30:50] } 11... Ne7 { [%eval -0.25] [%clk 1:17:10] } 12. c3 { [%eval -0.22] [%clk 1:31:18] } 12... Ndc6 { [%eval -0.24] [%clk 1:16:58] } 13. Bh6 { [%eval -0.18] [%clk 1:31:40] } 13... O-O { [%eval -0.21] [%clk 1:15:20] } 14. h4 { [%eval -0.5] [%clk 1:22:42] } 14... f6 { [%eval -0.36] [%clk 1:13:03] } 15. Bxg7 { [%eval -0.33] [%clk 1:22:44] } 15... Kxg7 { [%eval -0.28] [%clk 1:13:17] } 16. h5 { [%eval -0.53] [%clk 1:15:55] } 16... g5 { [%eval -0.43] [%clk 1:12:41] } 17. f4 { [%eval -0.62] [%clk 1:10:49] } 17... h6 { [%eval -0.57] [%clk 1:00:57] } 18. Ne2 { [%eval -1.01] [%clk 1:05:35] } 18... Qb6? { [%eval 0.26] } { Mistake. d5 was best. } { [%clk 1:00:07] } 19. Ne3 { [%eval 0.22] [%clk 1:03:55] } 19... Rad8 { [%eval 0.24] [%clk 0:54:09] } 20. Nd5?! { [%eval -0.42] } { Inaccuracy. O-O was best. } { [%clk 1:00:55] } 20... Qa7 { [%eval -0.38] [%clk 0:49:42] } 21. Rd1 { [%eval -0.58] [%clk 0:44:32] } 21... a5 { [%eval -0.6] [%clk 0:45:49] } 22. d4?! { [%eval -1.55] } { Inaccuracy. O-O was best. } { [%clk 0:26:23] } 22... Bg4 { [%eval -1.63] [%clk 0:40:29] } 23. Nxe7 { [%eval -1.6] [%clk 0:22:09] } 23... Nxe7 { [%eval -1.65] [%clk 0:36:59] } 24. Bh3 { [%eval -1.69] [%clk 0:12:54] } 24... Bf3 { [%eval -1.58] [%clk 0:34:53] } 25. Rf1? { [%eval -3.13] } { Mistake. O-O was best. } { [%clk 0:13:07] } 25... Bxe4?! { [%eval -1.95] } { Inaccuracy. g4 was best. } { [%clk 0:30:36] } 26. dxe5 { [%eval -1.92] [%clk 0:13:19] } 26... fxe5?? { [%eval -0.11] } { Blunder. dxe5 was best. } { [%clk 0:26:49] } 27. fxg5 { [%eval -0.13] [%clk 0:11:01] } 27... Rxf1+ { [%eval -0.04] [%clk 0:22:12] } 28. Bxf1 { [%eval 0.0] [%clk 0:11:27] } 28... Nd5 { [%eval 0.17] [%clk 0:20:42] } 29. gxh6+ { [%eval 0.27] [%clk 0:09:41] } 29... Kh8 { [%eval 0.25] [%clk 0:19:14] } 30. Bh3?? { [%eval -3.71] } { Blunder. Qg5 was best. } { [%clk 0:03:25] } 30... Qf7 { [%eval -3.47] [%clk 0:12:28] } 31. Qg5 { [%eval -3.6] [%clk 0:02:01] } 31... Rg8 { [%eval -3.54] [%clk 0:10:11] } 32. Qh4 { [%eval -3.37] [%clk 0:01:19] } 32... Bf3?? { [%eval -0.27] } { Blunder. Qf3 was best. } { [%clk 0:07:19] } 33. Kd2?? { [%eval -2.53] } { Blunder. Rd3 was best. } { [%clk 0:00:36] } 33... Qh7? { [%eval -0.81] } { Mistake. Qf8 was best. } { [%clk 0:04:57] } 34. Rf1?? { [%eval -4.27] } { Blunder. Ke1 was best. } { [%clk 0:00:34] } 34... Qxh6+ { [%eval -4.09] [%clk 0:04:59] } 35. Ke1 { [%eval -3.71] [%clk 0:00:36] } 35... Bxe2 { [%eval -3.78] [%clk 0:02:58] } 36. Kxe2 { [%eval -3.63] [%clk 0:01:05] } 36... Qe3+ { [%eval -3.48] [%clk 0:03:05] } 37. Kd1 { [%eval -3.6] [%clk 0:01:34] } 37... Qxg3 { [%eval -3.39] [%clk 0:01:54] } 38. Qxg3 { [%eval -3.54] [%clk 0:01:00] } 38... Rxg3 { [%eval -3.28] [%clk 0:02:17] } 39. Rh1 { [%eval -3.13] [%clk 0:01:29] } 39... e4?! { [%eval -1.97] } { Inaccuracy. b4 was best. } { [%clk 0:02:27] } 40. Rh2?! { [%eval -3.16] } { Inaccuracy. Bd7 was best. } { [%clk 0:00:40] } 40... Nf4 { [%eval -3.67] [%clk 0:02:16] } 41. Bf1 { [%eval -3.75] [%clk 0:00:40] } 41... c4 { [%eval -3.61] [%clk 0:02:09] } 42. h6 { [%eval -4.33] [%clk 0:00:34] } 42... d5 { [%eval -4.4] [%clk 0:01:46] } 43. Rh4?! { [%eval -5.61] } { Inaccuracy. Rf2 was best. } { [%clk 0:00:38] } 43... Rf3 { [%eval -5.31] [%clk 0:01:23] } 44. Be2 { [%eval -5.83] [%clk 0:00:34] } 44... Rf2 { [%eval -5.87] [%clk 0:01:16] } 45. Bh5 { [%eval -6.12] [%clk 0:00:38] } 45... Nd3 { [%eval -5.49] [%clk 0:01:16] } 46. Be8?? { [%eval #-3] } { Checkmate is now unavoidable. Be2 was best. } { [%clk 0:00:33] } 46... Nxb2+ { [%eval #-5] [%clk 0:01:29] } 47. Ke1 { [%eval #-4] [%clk 0:00:50] } 47... Nd3+ { [%eval #-3] [%clk 0:01:52] } 48. Kd1 { [%eval #-3] [%clk 0:01:20] } 48... e3 { [%eval #-2] [%clk 0:01:50] } 49. Bh5 { [%eval #-1] [%clk 0:01:28] } 49... Rd2# { [%clk 0:01:50] } 0-1