Event: Round 7: Usov, Aleksandr E. - Korchmar, Vasiliy
Date: 2025-06-28
White: Usov, Aleksandr E.
WhiteTitle: FM
WhiteElo: 2313
Black: Korchmar, Vasiliy
BlackTitle: IM
BlackElo: 2417
Result: 0-1
ECO: C58
Opening: Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... e5 { [%eval 0.22] [%clk 1:30:32] } 2. Nf3 { [%eval 0.13] [%clk 1:31:20] } 2... Nc6 { [%eval 0.21] [%clk 1:30:55] } 3. Bc4 { [%eval 0.12] [%clk 1:31:42] } 3... Nf6 { [%eval 0.1] [%clk 1:30:56] } 4. Ng5 { [%eval 0.17] [%clk 1:32:08] } 4... d5 { [%eval 0.0] [%clk 1:31:10] } 5. exd5 { [%eval 0.0] [%clk 1:32:34] } 5... Na5 { [%eval 0.0] [%clk 1:31:33] } 6. Bb5+ { [%eval 0.13] [%clk 1:33:00] } 6... c6 { [%eval 0.0] [%clk 1:31:56] } 7. dxc6 { [%eval 0.0] [%clk 1:33:26] } 7... bxc6 { [%eval 0.09] [%clk 1:32:20] } 8. Bd3 { [%eval 0.15] [%clk 1:33:53] } 8... Nd5 { [%eval 0.16] [%clk 1:30:57] } 9. h4 { [%eval -0.27] [%clk 1:33:35] } 9... g6?! { [%eval 0.35] } { Inaccuracy. Be7 was best. } { [%clk 1:19:55] } 10. Nc3 { [%eval 0.2] [%clk 1:11:28] } 10... h6 { [%eval 0.32] [%clk 1:09:26] } 11. Nf3 { [%eval 0.09] [%clk 1:08:41] } 11... Bg7 { [%eval 0.14] [%clk 1:02:07] } 12. Be2 { [%eval 0.16] [%clk 0:49:58] } 12... O-O { [%eval 0.14] [%clk 0:50:11] } 13. d3 { [%eval 0.1] [%clk 0:48:37] } 13... Rb8 { [%eval 0.26] [%clk 0:26:59] } 14. O-O { [%eval 0.27] [%clk 0:40:32] } 14... Nf4 { [%eval 0.22] [%clk 0:24:59] } 15. Re1 { [%eval 0.25] [%clk 0:30:21] } 15... Bg4 { [%eval 0.59] [%clk 0:22:10] } 16. b4?! { [%eval -0.07] } { Inaccuracy. Nh2 was best. } { [%clk 0:21:37] } 16... Nb7 { [%eval 0.17] [%clk 0:15:35] } 17. Bxf4 { [%eval -0.01] [%clk 0:21:56] } 17... exf4 { [%eval 0.0] [%clk 0:16:04] } 18. Qd2 { [%eval -0.02] [%clk 0:22:20] } 18... Nd6 { [%eval -0.07] [%clk 0:12:42] } 19. Rab1 { [%eval -0.06] [%clk 0:22:01] } 19... Bxf3 { [%eval 0.3] [%clk 0:10:50] } 20. Bxf3 { [%eval 0.0] [%clk 0:22:21] } 20... Qxh4 { [%eval 0.0] [%clk 0:11:00] } 21. Bxc6?! { [%eval -0.64] } { Inaccuracy. d4 was best. } { [%clk 0:21:09] } 21... Nf5? { [%eval 0.7] } { Mistake. Rfc8 was best. } { [%clk 0:05:42] } 22. Ne2?! { [%eval 0.0] } { Inaccuracy. Nd5 was best. } { [%clk 0:14:47] } 22... g5? { [%eval 1.29] } { Mistake. Be5 was best. } { [%clk 0:04:45] } 23. d4 { [%eval 0.85] [%clk 0:14:40] } 23... Rbd8 { [%eval 1.19] [%clk 0:04:38] } 24. c3 { [%eval 1.23] [%clk 0:14:06] } 24... Be5? { [%eval 2.95] } { Mistake. Ne7 was best. } { [%clk 0:04:23] } 25. Qc2 { [%eval 3.17] [%clk 0:12:00] } 25... Ne7 { [%eval 3.15] [%clk 0:02:57] } 26. dxe5 { [%eval 3.13] [%clk 0:10:56] } 26... Nxc6 { [%eval 2.94] [%clk 0:03:26] } 27. Qe4 { [%eval 2.86] [%clk 0:11:25] } 27... Ne7 { [%eval 2.91] [%clk 0:01:37] } 28. Qf3? { [%eval 1.49] } { Mistake. Nd4 was best. } { [%clk 0:11:36] } 28... Ng6 { [%eval 1.49] [%clk 0:01:02] } 29. Nd4 { [%eval 1.43] [%clk 0:09:04] } 29... g4 { [%eval 1.34] [%clk 0:01:16] } 30. Qe4 { [%eval 1.38] [%clk 0:09:33] } 30... Rde8 { [%eval 1.42] [%clk 0:00:32] } 31. e6 { [%eval 1.33] [%clk 0:03:00] } 31... Qf6?! { [%eval 2.2] } { Inaccuracy. f5 was best. } { [%clk 0:01:01] } 32. exf7+ { [%eval 1.64] [%clk 0:00:48] } 32... Qxf7 { [%eval 1.31] [%clk 0:01:29] } 33. Qc6 { [%eval 1.25] [%clk 0:00:40] } 33... g3?! { [%eval 1.93] } { Inaccuracy. Rc8 was best. } { [%clk 0:00:55] } 34. Ne6?? { [%eval -0.83] } { Blunder. Rxe8 was best. } { [%clk 0:00:31] } 34... Qf6?! { [%eval 0.07] } { Inaccuracy. f3 was best. } { [%clk 0:00:57] } 35. Qd7?? { [%eval -3.13] } { Blunder. Qd5 was best. } { [%clk 0:00:31] } 35... Ne5 { [%eval -3.14] [%clk 0:01:01] } 36. Qd5? { [%eval -5.48] } { Mistake. Nxf8 was best. } { [%clk 0:00:31] } 36... Rxe6 { [%eval -5.31] [%clk 0:01:18] } 37. fxg3 { [%eval -5.1] [%clk 0:00:35] } 37... f3 { [%eval -5.19] [%clk 0:01:35] } 38. Re4 { [%eval -5.58] [%clk 0:00:31] } 38... f2+ { [%eval -6.34] [%clk 0:01:38] } 39. Kf1 { [%eval -6.66] [%clk 0:00:50] } 39... Rd8 { [%eval -6.5] [%clk 0:01:05] } 40. Qb3 { [%eval -6.4] [%clk 0:01:20] } 40... Kg7 { [%eval -6.17] [%clk 0:00:36] } 41. Rd1 { [%eval -5.47] [%clk 0:00:51] } 41... Rxd1+? { [%eval -3.35] } { Mistake. Rde8 was best. } { [%clk 0:00:41] } 42. Qxd1 { [%eval -2.78] [%clk 0:01:19] } 42... Rd6 { [%eval -2.79] [%clk 0:00:56] } 43. Rd4 { [%eval -2.67] [%clk 0:00:32] } 43... Nf7?! { [%eval -1.49] } { Inaccuracy. Rc6 was best. } { [%clk 0:00:49] } 44. Rxd6 { [%eval -1.41] [%clk 0:00:32] } 44... Nxd6 { [%eval -1.38] [%clk 0:01:09] } 45. Qg4+ { [%eval -0.88] [%clk 0:00:32] } 45... Kf8 { [%eval -0.33] [%clk 0:00:46] } 46. Qf3? { [%eval -1.58] } { Mistake. Qe2 was best. } { [%clk 0:00:32] } 46... Ke7? { [%eval 0.0] } { Mistake. Qxf3 was best. } { [%clk 0:01:02] } 47. a4?? { [%eval -2.76] } { Blunder. Qe3+ was best. } { [%clk 0:00:32] } 47... a6?? { [%eval 0.0] } { Blunder. Qxf3 was best. } { [%clk 0:00:55] } 48. g4 { [%eval -0.31] [%clk 0:00:32] } 48... Ke6 { [%eval -0.05] [%clk 0:00:51] } 49. a5?? { [%eval -4.62] } { Blunder. Qd3 was best. } { [%clk 0:00:31] } 49... Qxf3 { [%eval -4.48] [%clk 0:01:00] } 50. gxf3 { [%eval -5.08] [%clk 0:00:58] } 50... Kd5 { [%eval -4.63] [%clk 0:01:30] } 51. Kxf2 { [%eval -4.76] [%clk 0:00:52] } 51... Kc4 { [%eval -3.59] [%clk 0:01:59] } 52. Ke3?! { [%eval -5.42] } { Inaccuracy. f4 was best. } { [%clk 0:00:34] } 52... Kxc3 { [%eval -5.97] [%clk 0:02:28] } 53. f4 { [%eval -6.54] [%clk 0:01:00] } 53... Kxb4 { [%eval -5.98] [%clk 0:02:33] } 54. Kd4 { [%eval -5.76] [%clk 0:01:02] } 54... Kxa5 { [%eval -5.5] [%clk 0:02:54] } 55. Kd5 { [%eval -6.73] [%clk 0:00:41] } 55... Nf7 { [%eval -6.78] [%clk 0:01:58] } 56. Ke6 { [%eval -6.6] [%clk 0:00:49] } 56... Nh8 { [%eval -6.62] [%clk 0:02:20] } 57. Kf6 { [%eval -6.25] [%clk 0:00:33] } 57... Kb6 { [%eval -14.33] [%clk 0:02:49] } 58. Kg7 { [%eval -83.08] [%clk 0:00:31] } 58... a5 { [%eval -14.77] [%clk 0:03:19] } 59. Kxh8?! { [%eval #-25] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:00:43] } 59... a4 { [%eval -83.08] [%clk 0:03:48] } 60. f5?! { [%eval #-24] } { Checkmate is now unavoidable. Kh7 was best. } { [%clk 0:00:35] } 60... a3 { [%eval #-23] [%clk 0:04:06] } 61. f6 { [%eval #-23] [%clk 0:01:00] } 61... a2 { [%eval #-23] [%clk 0:04:38] } 62. f7 { [%eval #-23] [%clk 0:00:45] } 62... a1=Q+ { [%eval #-21] [%clk 0:05:03] } 63. Kg8 { [%eval #-21] [%clk 0:01:12] } 63... Qa2 { [%eval #-21] [%clk 0:05:17] } 64. Kg7 { [%eval #-21] [%clk 0:01:37] } 64... Qb2+ { [%eval #-21] [%clk 0:05:39] } 65. Kg8 { [%eval #-19] [%clk 0:02:02] } 65... Qb3 { [%eval #-18] [%clk 0:06:02] } 66. Kg7 { [%eval #-18] [%clk 0:02:24] } 66... Qc3+ { [%eval #-17] [%clk 0:06:29] } 67. Kg8 { [%eval #-18] [%clk 0:02:46] } 67... Qc4 { [%eval #-16] [%clk 0:06:56] } 68. Kg7 { [%eval #-16] [%clk 0:03:14] } 68... Qd4+ { [%eval #-15] [%clk 0:06:57] } 69. Kg6 { [%eval #-12] [%clk 0:03:38] } 69... Qh8 { [%eval #-13] [%clk 0:07:12] } 0-1