Event: Round 8: Md, Sultan - S.m., Kotaiba Biplob
Site: https://lichess.org/broadcast/bangladesh-49th-national-b-chess-championship-2025/round-8/5Qk7jUds/0zB6s8kV
Date: 2025-09-12
White: Md, Sultan
WhiteElo: 1810
Black: S.m., Kotaiba Biplob
BlackElo: 1879
Result: 1-0
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:24:03] } 1... c5 { [%eval 0.24] [%clk 1:18:30] } 2. Nf3 { [%eval 0.2] [%clk 1:23:49] } 2... Nc6 { [%eval 0.3] [%clk 1:16:23] } 3. Nc3 { [%eval 0.19] [%clk 1:23:41] } 3... Nf6 { [%eval 0.34] [%clk 1:15:24] } 4. d4 { [%eval 0.26] [%clk 1:23:47] } 4... cxd4 { [%eval 0.39] [%clk 1:15:47] } 5. Nxd4 { [%eval 0.26] [%clk 1:24:10] } 5... e5 { [%eval 0.34] [%clk 1:16:07] } 6. Ndb5 { [%eval 0.31] [%clk 1:23:08] } 6... d6 { [%eval 0.34] [%clk 1:16:25] } 7. Bg5 { [%eval 0.22] [%clk 1:23:14] } 7... a6 { [%eval 0.3] [%clk 1:16:44] } 8. Na3 { [%eval 0.3] [%clk 1:20:47] } 8... b5 { [%eval 0.34] [%clk 1:16:36] } 9. Nd5 { [%eval 0.3] [%clk 1:21:05] } 9... Be7 { [%eval 0.26] [%clk 1:16:08] } 10. Nxe7 { [%eval 0.0] [%clk 1:20:55] } 10... Nxe7 { [%eval -0.01] [%clk 1:14:57] } 11. Bd3 { [%eval -0.17] [%clk 1:20:33] } 11... Nd7 { [%eval 0.28] [%clk 1:09:43] } 12. b4 { [%eval 0.09] [%clk 1:19:36] } 12... Nb6?! { [%eval 0.68] } { Inaccuracy. h6 was best. } { [%clk 1:00:09] } 13. O-O?! { [%eval -0.19] } { Inaccuracy. c4 was best. } { [%clk 1:19:21] } 13... Be6 { [%eval -0.12] [%clk 0:59:41] } 14. f4?! { [%eval -0.85] } { Inaccuracy. Rc1 was best. } { [%clk 1:17:24] } 14... f6 { [%eval -0.8] [%clk 0:58:30] } 15. Bh4 { [%eval -1.33] [%clk 1:15:49] } 15... Rc8?! { [%eval -0.65] } { Inaccuracy. exf4 was best. } { [%clk 0:50:08] } 16. fxe5 { [%eval -1.0] [%clk 1:14:57] } 16... dxe5 { [%eval -1.11] [%clk 0:50:06] } 17. Bf2 { [%eval -1.3] [%clk 1:14:30] } 17... O-O?? { [%eval 0.49] } { Blunder. Na4 was best. } { [%clk 0:49:54] } 18. Bxb5 { [%eval 0.61] [%clk 1:14:26] } 18... axb5 { [%eval 0.61] [%clk 0:41:17] } 19. Qxd8 { [%eval 0.59] [%clk 1:14:42] } 19... Rfxd8 { [%eval 0.57] [%clk 0:41:46] } 20. Bxb6 { [%eval 0.61] [%clk 1:14:53] } 20... Rd7 { [%eval 0.58] [%clk 0:34:38] } 21. Rfd1 { [%eval 0.09] [%clk 1:12:58] } 21... Rb7 { [%eval 0.14] [%clk 0:29:38] } 22. Rd6 { [%eval 0.32] [%clk 1:12:44] } 22... Rc6 { [%eval 0.31] [%clk 0:29:28] } 23. Rd8+ { [%eval 0.0] [%clk 1:12:13] } 23... Kf7 { [%eval 0.0] [%clk 0:29:51] } 24. Bc5 { [%eval 0.0] [%clk 1:12:29] } 24... Ra6 { [%eval 0.0] [%clk 0:29:46] } 25. Nb1 { [%eval 0.12] [%clk 1:11:00] } 25... Rd7?? { [%eval 2.71] } { Blunder. Rxa2 was best. } { [%clk 0:27:30] } 26. Rxd7 { [%eval 2.62] [%clk 1:09:35] } 26... Bxd7 { [%eval 2.42] [%clk 0:27:59] } 27. Nd2?? { [%eval 0.23] } { Blunder. c4 was best. } { [%clk 1:09:41] } 27... Bc6? { [%eval 1.38] } { Mistake. Nc6 was best. } { [%clk 0:25:07] } 28. c4 { [%eval 1.41] [%clk 1:09:57] } 28... Ke6? { [%eval 2.96] } { Mistake. bxc4 was best. } { [%clk 0:23:35] } 29. cxb5 { [%eval 2.95] [%clk 1:08:49] } 29... Bxb5 { [%eval 2.6] [%clk 0:24:04] } 30. a3? { [%eval 0.93] } { Mistake. Nb1 was best. } { [%clk 1:07:59] } 30... Nc6 { [%eval 0.84] [%clk 0:23:54] } 31. Kf2 { [%eval 0.52] [%clk 1:04:56] } 31... Nd4?? { [%eval 3.68] } { Blunder. Nd8 was best. } { [%clk 0:22:13] } 32. Bxd4 { [%eval 3.61] [%clk 1:04:58] } 32... exd4 { [%eval 3.7] [%clk 0:22:41] } 33. Nb3?! { [%eval 2.78] } { Inaccuracy. Nf3 was best. } { [%clk 1:04:59] } 33... Ke5 { [%eval 2.72] [%clk 0:22:57] } 34. Nc5 { [%eval 2.62] [%clk 1:05:02] } 34... Ra8 { [%eval 2.41] [%clk 0:21:39] } 35. a4 { [%eval 2.67] [%clk 1:05:25] } 35... Bc6 { [%eval 2.88] [%clk 0:20:09] } 36. Ke2 { [%eval 2.43] [%clk 1:05:20] } 36... Bxe4? { [%eval 4.5] } { Mistake. h5 was best. } { [%clk 0:13:27] } 37. Nxe4 { [%eval 4.54] [%clk 1:02:47] } 37... Kxe4 { [%eval 4.51] [%clk 0:13:56] } 38. a5 { [%eval 4.66] [%clk 1:02:55] } 38... d3+ { [%eval 4.61] [%clk 0:13:34] } 39. Kd2 { [%eval 4.54] [%clk 1:03:23] } 39... Kd4 { [%eval 4.82] [%clk 0:14:04] } 40. b5 { [%eval 4.66] [%clk 1:03:25] } 40... Kc5 { [%eval 5.89] [%clk 0:11:05] } 41. b6 { [%eval 5.64] [%clk 1:03:42] } 41... Kc6 { [%eval 6.05] [%clk 0:10:51] } 42. Kxd3 { [%eval 5.7] [%clk 1:01:42] } 42... Kb7 { [%eval 5.78] [%clk 0:10:54] } 43. Kc4 { [%eval 5.4] [%clk 1:01:22] } 43... Ka6 { [%eval 5.35] [%clk 0:11:22] } 44. Ra2 { [%eval 5.41] [%clk 1:00:40] } 44... Re8 { [%eval 5.21] [%clk 0:10:19] } 45. Kd5 { [%eval 5.27] [%clk 1:00:19] } 45... Re7 { [%eval 6.51] [%clk 0:09:07] } 46. Kd6 { [%eval 6.38] [%clk 1:00:30] } 46... Rb7 { [%eval 6.63] [%clk 0:09:31] } 47. Kc6 { [%eval 6.2] [%clk 1:00:33] } 47... Re7 { [%eval 8.01] [%clk 0:09:54] } 48. Rb2 { [%eval 7.94] [%clk 0:59:46] } 48... Rb7 { [%eval 8.51] [%clk 0:08:46] } 49. Re2 { [%eval 8.41] [%clk 0:59:06] } 49... Rb8 { [%eval 7.96] [%clk 0:08:26] } 50. Re7 { [%eval 8.36] [%clk 0:59:19] } 50... Kxa5 { [%eval 8.12] [%clk 0:08:49] } 51. Ra7+ { [%eval 7.83] [%clk 0:59:27] } 51... Kb4 { [%eval 7.3] [%clk 0:09:16] } 52. Rxg7 { [%eval 6.93] [%clk 0:59:28] } 1-0