Event: Round 8: Rogov, Matfey - Khumalo, Keith
Date: 2025-04-30
White: Rogov, Matfey
WhiteTitle: FM
WhiteElo: 2333
Black: Khumalo, Keith
BlackTitle: CM
BlackElo: 2142
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:28:30] } 2. Nf3 { [%eval 0.2] [%clk 1:31:15] } 2... Nc6 { [%eval 0.25] [%clk 1:28:31] } 3. Bb5 { [%eval 0.17] [%clk 1:31:36] } 3... Qb6 { [%eval 0.62] [%clk 1:27:30] } 4. Nc3 { [%eval 0.47] [%clk 1:31:11] } 4... e6 { [%eval 0.64] [%clk 1:26:41] } 5. Bxc6 { [%eval 0.73] [%clk 1:29:18] } 5... Qxc6 { [%eval 0.58] [%clk 1:24:30] } 6. d4 { [%eval 0.69] [%clk 1:27:21] } 6... cxd4 { [%eval 0.69] [%clk 1:24:42] } 7. Nxd4 { [%eval 0.59] [%clk 1:27:37] } 7... Qc7 { [%eval 0.61] [%clk 1:25:04] } 8. O-O { [%eval 0.88] [%clk 1:27:18] } 8... a6 { [%eval 0.75] [%clk 1:24:59] } 9. Re1 { [%eval 0.9] [%clk 1:26:32] } 9... Bc5? { [%eval 2.09] } { Mistake. Bd6 was best. } { [%clk 1:20:42] } 10. Bg5? { [%eval 0.67] } { Mistake. Nf5 was best. } { [%clk 1:13:15] } 10... f6? { [%eval 2.15] } { Mistake. h6 was best. } { [%clk 1:05:21] } 11. Bf4 { [%eval 1.94] [%clk 1:07:50] } 11... e5 { [%eval 2.45] [%clk 0:58:11] } 12. Nd5 { [%eval 2.32] [%clk 1:04:15] } 12... Qb8 { [%eval 2.51] [%clk 0:52:15] } 13. Nb3 { [%eval 2.45] [%clk 1:00:02] } 13... b6 { [%eval 2.77] [%clk 0:47:48] } 14. Nxc5 { [%eval 2.74] [%clk 0:54:27] } 14... bxc5 { [%eval 2.72] [%clk 0:48:16] } 15. Be3 { [%eval 2.95] [%clk 0:54:23] } 15... Qd6?! { [%eval 4.27] } { Inaccuracy. Ne7 was best. } { [%clk 0:47:59] } 16. Qg4 { [%eval 3.58] [%clk 0:50:13] } 16... Kf7 { [%eval 3.49] [%clk 0:43:14] } 17. Rad1 { [%eval 3.22] [%clk 0:45:53] } 17... Qc6 { [%eval 3.2] [%clk 0:43:05] } 18. b4 { [%eval 2.64] [%clk 0:38:25] } 18... d6?! { [%eval 3.46] } { Inaccuracy. cxb4 was best. } { [%clk 0:39:53] } 19. Qe2 { [%eval 2.89] [%clk 0:36:54] } 19... Be6 { [%eval 3.38] [%clk 0:39:42] } 20. bxc5 { [%eval 3.34] [%clk 0:36:29] } 20... dxc5 { [%eval 3.25] [%clk 0:40:05] } 21. Rb1 { [%eval 2.75] [%clk 0:31:38] } 21... Bxd5?! { [%eval 4.0] } { Inaccuracy. Ne7 was best. } { [%clk 0:37:50] } 22. exd5 { [%eval 3.9] [%clk 0:32:05] } 22... Qd6 { [%eval 3.54] [%clk 0:37:56] } 23. Qc4?! { [%eval 2.68] } { Inaccuracy. f4 was best. } { [%clk 0:28:46] } 23... Ne7 { [%eval 2.88] [%clk 0:36:58] } 24. Rb7 { [%eval 2.81] [%clk 0:28:14] } 24... Rhc8 { [%eval 2.34] [%clk 0:37:11] } 25. f4? { [%eval 1.06] } { Mistake. Qg4 was best. } { [%clk 0:22:17] } 25... Kg8 { [%eval 1.0] [%clk 0:35:37] } 26. fxe5 { [%eval 0.75] [%clk 0:17:37] } 26... Qxd5 { [%eval 0.85] [%clk 0:35:15] } 27. Qxd5+?! { [%eval 0.22] } { Inaccuracy. Qb3 was best. } { [%clk 0:17:41] } 27... Nxd5 { [%eval 0.26] [%clk 0:35:42] } 28. exf6 { [%eval 0.0] [%clk 0:17:54] } 28... Nxf6 { [%eval 0.0] [%clk 0:36:05] } 29. Bf2 { [%eval 0.0] [%clk 0:11:29] } 29... Re8 { [%eval 0.13] [%clk 0:36:06] } 30. Rxe8+ { [%eval 0.0] [%clk 0:10:22] } 30... Rxe8 { [%eval 0.0] [%clk 0:36:30] } 31. Rc7 { [%eval 0.0] [%clk 0:10:07] } 31... Re2 { [%eval 0.0] [%clk 0:36:05] } 32. Rxc5 { [%eval 0.05] [%clk 0:07:45] } 32... Ne4 { [%eval 0.0] [%clk 0:36:28] } 33. Rc8+ { [%eval 0.06] [%clk 0:06:50] } 33... Kf7 { [%eval 0.12] [%clk 0:36:52] } 34. Bh4 { [%eval 0.1] [%clk 0:05:51] } 34... g5 { [%eval 0.15] [%clk 0:36:23] } 35. Kf1 { [%eval 0.0] [%clk 0:04:45] } 35... Re3 { [%eval 0.0] [%clk 0:36:46] } 36. Be1 { [%eval 0.29] [%clk 0:04:34] } 36... Ra3 { [%eval 0.46] [%clk 0:36:55] } 37. Rc7+ { [%eval 0.0] [%clk 0:05:03] } 37... Kg6 { [%eval 0.0] [%clk 0:36:39] } 38. Ke2 { [%eval 0.0] [%clk 0:04:22] } 38... Rxa2 { [%eval 0.04] [%clk 0:36:45] } 39. Kd3 { [%eval 0.07] [%clk 0:03:57] } 39... Nf6 { [%eval 0.12] [%clk 0:37:07] } 40. Rc6 { [%eval 0.0] [%clk 0:02:39] } 40... Kf7 { [%eval 0.02] [%clk 0:36:53] } 41. Bc3 { [%eval 0.12] [%clk 0:02:34] } 41... Nd5 { [%eval 0.11] [%clk 0:37:15] } 42. Bd2 { [%eval 0.22] [%clk 0:02:41] } 42... Ra3+? { [%eval 1.71] } { Mistake. a5 was best. } { [%clk 0:35:21] } 43. Kd4 { [%eval 1.58] [%clk 0:02:41] } 43... Nf4 { [%eval 1.41] [%clk 0:33:14] } 44. Rc7+?! { [%eval 0.33] } { Inaccuracy. g3 was best. } { [%clk 0:02:07] } 44... Kg6 { [%eval 0.43] [%clk 0:33:24] } 45. Rc6+ { [%eval 0.3] [%clk 0:02:18] } 45... Kf5 { [%eval 0.41] [%clk 0:33:30] } 46. g3 { [%eval 0.3] [%clk 0:01:30] } 46... Ne2+ { [%eval 0.31] [%clk 0:33:28] } 47. Kc4 { [%eval 0.32] [%clk 0:01:35] } 47... g4 { [%eval 0.35] [%clk 0:32:23] } 48. c3 { [%eval 0.09] [%clk 0:01:34] } 48... Ke4 { [%eval 0.11] [%clk 0:32:17] } 49. Re6+ { [%eval 0.15] [%clk 0:01:27] } 49... Kf3 { [%eval 0.19] [%clk 0:32:45] } 50. Kd3 { [%eval 0.17] [%clk 0:01:30] } 50... Ng1 { [%eval 0.1] [%clk 0:32:50] } 51. Be3 { [%eval 0.0] [%clk 0:01:17] } 51... Kg2 { [%eval 0.0] [%clk 0:32:26] } 52. Bxg1 { [%eval 0.0] [%clk 0:01:11] } 52... Kxg1 { [%eval 0.0] [%clk 0:32:52] } 53. Rh6 { [%eval 0.0] [%clk 0:01:20] } 53... Ra2?? { [%eval 1.88] } { Blunder. a5 was best. } { [%clk 0:33:03] } 54. c4?? { [%eval 0.0] } { Blunder. Rxh7 was best. } { [%clk 0:01:26] } 54... Rxh2?? { [%eval #20] } { Checkmate is now unavoidable. a5 was best. } { [%clk 0:31:08] } 55. Rxh2 { [%eval #16] [%clk 0:01:24] } 55... Kxh2 { [%eval #16] [%clk 0:31:34] } 56. c5 { [%eval #16] [%clk 0:01:53] } 56... h5 { [%eval #15] [%clk 0:31:48] } 57. c6 { [%eval #14] [%clk 0:02:18] } 57... h4 { [%eval #14] [%clk 0:32:17] } 58. c7 { [%eval #13] [%clk 0:02:40] } 58... hxg3 { [%eval #13] [%clk 0:32:43] } 59. c8=Q { [%eval #12] [%clk 0:03:01] } 59... g2 { [%eval #12] [%clk 0:33:09] } 60. Qh8+ { [%eval #11] [%clk 0:02:34] } 60... Kg3 { [%eval #11] [%clk 0:33:25] } 61. Qe5+ { [%eval #10] [%clk 0:02:57] } 61... Kh3 { [%eval #9] [%clk 0:33:28] } 62. Qe1 { [%eval #8] [%clk 0:03:20] } 62... Kh2 { [%eval #6] [%clk 0:33:39] } 63. Qh4+ { [%eval #5] [%clk 0:03:45] } 63... Kg1 { [%eval #5] [%clk 0:34:07] } 64. Ke3 { [%eval #4] [%clk 0:04:03] } 64... g3 { [%eval #3] [%clk 0:34:26] } 65. Kf3 { [%eval #3] [%clk 0:04:18] } 65... Kf1 { [%eval #3] [%clk 0:34:49] } 66. Qc4+ { [%eval #2] [%clk 0:04:40] } 66... Kg1 { [%eval #2] [%clk 0:35:09] } 67. Qe2 { [%eval #1] [%clk 0:05:06] } 1-0