Event: Round 5: Syed Mahfuzur Rahman - Alexei Fedorov
Date: 2023-06-14
White: Syed Mahfuzur Rahman
WhiteTitle: FM
Black: Alexei Fedorov
BlackTitle: GM
Result: 0-1
ECO: B41
Opening: Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:26:02] } 1... c5 { [%eval 0.32] [%clk 1:30:55] } 2. Nf3 { [%eval 0.0] [%clk 1:26:30] } 2... e6 { [%eval 0.34] [%clk 1:30:28] } 3. d4 { [%eval 0.42] [%clk 1:24:08] } 3... cxd4 { [%eval 0.37] [%clk 1:30:53] } 4. Nxd4 { [%eval 0.4] [%clk 1:22:50] } 4... a6 { [%eval 0.58] [%clk 1:29:18] } 5. c4 { [%eval 0.27] [%clk 1:18:30] } 5... Nf6 { [%eval 0.18] } 6. Nc3 { [%eval 0.37] [%clk 1:18:55] } 6... Bb4 { [%eval 0.4] [%clk 1:27:54] } 7. Nc2 { [%eval 0.21] [%clk 1:19:11] } 7... Bxc3+ { [%eval 0.13] [%clk 1:26:59] } 8. bxc3 { [%eval 0.01] [%clk 1:19:23] } 8... Qa5 { [%eval -0.02] [%clk 1:26:26] } 9. Qd4 { [%eval 0.14] [%clk 1:15:44] } 9... Nc6 { [%eval 0.28] [%clk 1:25:51] } 10. Qe3 { [%eval 0.11] [%clk 1:15:59] } 10... Qe5?! { [%eval 0.69] } { Inaccuracy. O-O was best. } { [%clk 1:19:40] } 11. f3 { [%eval 0.19] [%clk 1:14:26] } 11... d5 { [%eval 0.21] [%clk 1:18:20] } 12. exd5 { [%eval 0.18] [%clk 1:13:03] } 12... exd5 { [%eval 0.15] [%clk 1:18:37] } 13. cxd5 { [%eval 0.08] [%clk 0:45:26] } 13... Nxd5 { [%eval 0.12] [%clk 1:18:43] } 14. Qxe5+ { [%eval 0.06] [%clk 0:45:55] } 14... Nxe5 { [%eval 0.12] [%clk 1:19:05] } 15. c4 { [%eval 0.07] [%clk 0:46:11] } 15... Nb6 { [%eval 0.09] [%clk 1:08:54] } 16. Ne3 { [%eval 0.0] [%clk 0:42:47] } 16... Be6 { [%eval 0.01] [%clk 1:02:37] } 17. Rb1 { [%eval -0.06] [%clk 0:39:53] } 17... Nbxc4 { [%eval -0.01] [%clk 1:01:47] } 18. Rxb7 { [%eval -0.08] [%clk 0:34:00] } 18... Nxe3 { [%eval -0.11] [%clk 0:52:36] } 19. Bxe3 { [%eval -0.17] [%clk 0:34:28] } 19... O-O { [%eval -0.14] [%clk 0:52:54] } 20. a4 { [%eval -0.2] [%clk 0:27:56] } 20... Rfc8 { [%eval -0.12] [%clk 0:51:58] } 21. Kf2 { [%eval -0.18] [%clk 0:28:18] } 21... Rc2+ { [%eval -0.07] [%clk 0:46:54] } 22. Kg3 { [%eval -0.1] [%clk 0:28:43] } 22... h5 { [%eval -0.12] [%clk 0:47:09] } 23. h4 { [%eval 0.0] [%clk 0:21:48] } 23... Ra2 { [%eval 0.0] [%clk 0:47:12] } 24. Rb4 { [%eval 0.0] [%clk 0:21:51] } 24... Nc6 { [%eval 0.0] [%clk 0:42:26] } 25. Rf4 { [%eval -0.15] [%clk 0:16:32] } 25... Ne7 { [%eval -0.19] [%clk 0:41:00] } 26. Bc5 { [%eval -0.09] [%clk 0:11:55] } 26... Nf5+ { [%eval 0.0] [%clk 0:39:05] } 27. Kh2 { [%eval 0.0] [%clk 0:12:12] } 27... Rc8 { [%eval 0.0] [%clk 0:39:14] } 28. Bb6 { [%eval 0.0] [%clk 0:10:56] } 28... Ne7 { [%eval 0.0] [%clk 0:34:07] } 29. a5 { [%eval 0.0] [%clk 0:09:38] } 29... Nd5 { [%eval 0.0] [%clk 0:29:25] } 30. Rd4 { [%eval 0.0] [%clk 0:09:45] } 30... Ne3 { [%eval 0.0] [%clk 0:26:03] } 31. Re4 { [%eval 0.0] [%clk 0:07:40] } 31... Nxf1+ { [%eval 0.0] [%clk 0:26:14] } 32. Rxf1 { [%eval 0.0] [%clk 0:08:08] } 32... Rcc2 { [%eval 0.0] [%clk 0:26:37] } 33. Rg1 { [%eval 0.0] [%clk 0:08:26] } 33... Kf8 { [%eval 0.01] [%clk 0:26:15] } 34. Re5 { [%eval 0.0] [%clk 0:07:37] } 34... g6 { [%eval 0.01] [%clk 0:26:33] } 35. Kg3 { [%eval 0.0] [%clk 0:06:41] } 35... Ke8 { [%eval 0.01] [%clk 0:26:36] } 36. Ree1 { [%eval 0.0] [%clk 0:06:18] } 36... Ra4 { [%eval 0.02] [%clk 0:20:26] } 37. Re4 { [%eval 0.0] [%clk 0:04:06] } 37... Rxe4 { [%eval 0.0] [%clk 0:18:24] } 38. fxe4 { [%eval 0.0] [%clk 0:04:35] } 38... Rc4 { [%eval 0.0] [%clk 0:17:47] } 39. Re1 { [%eval 0.0] [%clk 0:03:42] } 39... Bd7 { [%eval 0.0] [%clk 0:16:50] } 40. Kf4 { [%eval 0.0] [%clk 0:01:46] } 40... Bc6 { [%eval 0.0] [%clk 0:15:14] } 41. g4 { [%eval -0.11] [%clk 0:01:53] } 41... hxg4 { [%eval -0.11] [%clk 0:14:36] } 42. Kxg4 { [%eval -0.14] [%clk 0:02:21] } 42... f6 { [%eval -0.1] [%clk 0:14:11] } 43. h5 { [%eval -0.16] [%clk 0:00:37] } 43... gxh5+ { [%eval -0.18] [%clk 0:12:47] } 44. Kxh5 { [%eval -0.17] [%clk 0:00:55] } 44... Bxe4 { [%eval -0.16] [%clk 0:12:54] } 45. Kg4 { [%eval -0.17] [%clk 0:00:41] } 45... Kf7 { [%eval -0.14] [%clk 0:12:51] } 46. Rd1 { [%eval -0.14] [%clk 0:00:35] } 46... Ke6 { [%eval -0.17] [%clk 0:12:26] } 47. Kf4 { [%eval -0.13] [%clk 0:00:32] } 47... Bd5+ { [%eval -0.17] [%clk 0:11:31] } 48. Ke3 { [%eval -0.19] [%clk 0:00:33] } 48... f5 { [%eval -0.13] [%clk 0:08:57] } 49. Bd4 { [%eval -0.23] [%clk 0:00:51] } 49... Ra4 { [%eval -0.24] [%clk 0:08:55] } 50. Ra1 { [%eval -0.21] [%clk 0:00:37] } 50... Rb4 { [%eval -0.18] [%clk 0:08:29] } 51. Re1 { [%eval -0.25] [%clk 0:00:35] } 51... Rb3+ { [%eval -0.18] [%clk 0:06:54] } 52. Kf4+ { [%eval -0.2] [%clk 0:00:38] } 52... Be4 { [%eval -0.21] [%clk 0:07:14] } 53. Re2 { [%eval -0.25] [%clk 0:00:36] } 53... Rf3+ { [%eval -0.22] [%clk 0:07:00] } 54. Kg5 { [%eval -0.25] [%clk 0:01:01] } 54... Rg3+ { [%eval -0.24] [%clk 0:06:14] } 55. Kf4 { [%eval -0.28] [%clk 0:01:22] } 55... Rg4+ { [%eval -0.25] [%clk 0:06:25] } 56. Ke3 { [%eval -0.27] [%clk 0:01:42] } 56... Kd5 { [%eval -0.27] [%clk 0:06:47] } 57. Bb6 { [%eval -0.31] [%clk 0:01:39] } 57... f4+ { [%eval -0.28] [%clk 0:06:50] } 58. Kd2 { [%eval -0.34] [%clk 0:00:56] } 58... Rg3 { [%eval -0.18] [%clk 0:05:25] } 59. Rh2 { [%eval -0.27] [%clk 0:01:00] } 59... Rd3+ { [%eval -0.23] [%clk 0:05:06] } 60. Ke2 { [%eval -0.18] [%clk 0:01:00] } 60... Rb3 { [%eval -0.22] [%clk 0:03:03] } 61. Rh5+ { [%eval -0.35] [%clk 0:00:51] } 61... Ke6 { [%eval -0.24] [%clk 0:03:04] } 62. Rg5 { [%eval -0.41] [%clk 0:00:34] } 62... Rb2+ { [%eval -0.34] [%clk 0:03:05] } 63. Ke1 { [%eval -0.33] [%clk 0:00:40] } 63... f3 { [%eval -0.32] [%clk 0:03:10] } 64. Bf2 { [%eval -0.32] } 64... Bd3 { [%eval -0.39] [%clk 0:02:42] } 65. Rc5?? { [%eval -4.47] } { Blunder. Rg3 was best. } { [%clk 0:00:44] } 65... Bb5 { [%eval -3.68] [%clk 0:02:21] } 66. Bh4 { [%eval -3.86] [%clk 0:00:41] } 66... Re2+ { [%eval -3.75] [%clk 0:02:34] } 67. Kd1 { [%eval -3.62] [%clk 0:00:57] } 67... Ba4+ { [%eval -3.59] [%clk 0:02:11] } 68. Kc1 { [%eval -3.44] [%clk 0:01:19] } 68... f2 { [%eval -3.36] [%clk 0:02:35] } 69. Bxf2 { [%eval -3.5] [%clk 0:00:53] } 69... Rxf2 { [%eval -3.38] [%clk 0:03:02] } 70. Kb1 { [%eval -3.69] [%clk 0:01:16] } 70... Bb5 { [%eval -3.57] [%clk 0:03:15] } 71. Ka1 { [%eval -4.85] [%clk 0:01:11] } 71... Kd6 { [%eval -3.53] [%clk 0:03:12] } 72. Rc1?! { [%eval -4.91] } { Inaccuracy. Rg5 was best. } { [%clk 0:01:29] } 72... Kd5 { [%eval -5.24] [%clk 0:03:38] } 73. Rc8? { [%eval -13.7] } { Mistake. Rb1 was best. } { [%clk 0:01:37] } 73... Bc4? { [%eval -5.59] } { Mistake. Kd4 was best. } { [%clk 0:03:56] } 74. Kb1? { [%eval -13.63] } { Mistake. Rd8+ was best. } { [%clk 0:01:26] } 74... Kd4 { [%eval -13.6] [%clk 0:04:18] } 75. Rh8?! { [%eval #-8] } { Checkmate is now unavoidable. Rd8+ was best. } { [%clk 0:00:31] } 75... Kc3 { [%eval #-7] [%clk 0:04:17] } 76. Rh3+ { [%eval #-7] [%clk 0:00:33] } 76... Bd3+ { [%eval #-6] [%clk 0:04:23] } 77. Ka1 { [%eval #-6] [%clk 0:00:56] } 77... Rf1+ { [%eval #-6] [%clk 0:04:29] } 78. Ka2 { [%eval #-6] [%clk 0:01:25] } 78... Rf5 { [%eval #-5] [%clk 0:04:47] } 0-1