Event: Round 7: Lobanov, Sergei - Usov, Aleksandr E.
Date: 2024-12-09
White: Lobanov, Sergei
WhiteTitle: GM
WhiteElo: 2505
Black: Usov, Aleksandr E.
BlackTitle: FM
BlackElo: 2314
Result: 1-0
ECO: D06
Opening: Queen's Gambit Declined: Austrian Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:28:45] } 1... d5 { [%eval 0.24] [%clk 1:25:46] } 2. c4 { [%eval 0.19] [%clk 1:29:13] } 2... c5 { [%eval 0.46] [%clk 1:26:12] } 3. cxd5 { [%eval 0.44] [%clk 1:29:16] } 3... Qxd5 { [%eval 0.5] [%clk 1:26:36] } 4. Nf3 { [%eval 0.45] [%clk 1:29:39] } 4... cxd4 { [%eval 0.52] [%clk 1:27:01] } 5. Nc3 { [%eval 0.47] [%clk 1:29:52] } 5... Qa5 { [%eval 0.53] [%clk 1:27:27] } 6. Nxd4 { [%eval 0.44] [%clk 1:30:12] } 6... Nf6 { [%eval 0.42] [%clk 1:27:52] } 7. Nb3 { [%eval 0.52] [%clk 1:24:55] } 7... Qc7 { [%eval 0.43] [%clk 1:27:58] } 8. Nb5 { [%eval 0.4] [%clk 1:24:33] } 8... Qe5 { [%eval 0.44] [%clk 1:28:22] } 9. e4 { [%eval 0.53] [%clk 1:22:24] } 9... e6 { [%eval 0.54] [%clk 1:28:46] } 10. Bd3 { [%eval 0.28] [%clk 1:02:16] } 10... Bb4+ { [%eval 0.25] [%clk 1:28:57] } 11. Bd2 { [%eval 0.28] [%clk 0:57:27] } 11... Nc6 { [%eval 0.21] [%clk 1:29:22] } 12. O-O { [%eval 0.25] [%clk 0:53:13] } 12... Bxd2 { [%eval 0.34] [%clk 1:27:26] } 13. Qxd2 { [%eval 0.37] [%clk 0:53:24] } 13... Qb8 { [%eval 0.31] [%clk 1:27:49] } 14. Na5 { [%eval 0.0] [%clk 0:40:43] } 14... O-O { [%eval 0.0] [%clk 1:16:13] } 15. Nxc6 { [%eval 0.0] [%clk 0:40:36] } 15... bxc6 { [%eval -0.01] [%clk 1:16:37] } 16. Nd4 { [%eval 0.0] [%clk 0:40:32] } 16... c5 { [%eval 0.0] [%clk 1:15:44] } 17. Nf3 { [%eval 0.0] [%clk 0:40:07] } 17... Bb7 { [%eval 0.16] [%clk 0:42:03] } 18. Qe3 { [%eval -0.1] [%clk 0:40:32] } 18... c4 { [%eval -0.07] [%clk 0:39:24] } 19. Bc2 { [%eval -0.01] [%clk 0:40:38] } 19... Qc7 { [%eval 0.0] [%clk 0:39:35] } 20. Rfe1 { [%eval 0.0] [%clk 0:22:26] } 20... Rfc8 { [%eval -0.05] [%clk 0:22:13] } 21. Rac1 { [%eval -0.2] [%clk 0:22:07] } 21... c3 { [%eval 0.34] [%clk 0:14:40] } 22. Bb1 { [%eval 0.42] [%clk 0:20:37] } 22... Qb6 { [%eval 0.46] [%clk 0:15:05] } 23. Rxc3 { [%eval 0.39] [%clk 0:18:16] } 23... Rxc3 { [%eval 0.41] [%clk 0:15:17] } 24. Qxc3 { [%eval 0.38] [%clk 0:16:50] } 24... Rc8 { [%eval 0.46] [%clk 0:14:33] } 25. Qe5 { [%eval 0.43] [%clk 0:15:15] } 25... a5 { [%eval 0.38] [%clk 0:04:44] } 26. b3 { [%eval 0.41] [%clk 0:14:05] } 26... Qb4 { [%eval 0.41] [%clk 0:05:09] } 27. h3 { [%eval 0.42] [%clk 0:12:50] } 27... a4 { [%eval 0.3] [%clk 0:05:35] } 28. bxa4 { [%eval 0.38] [%clk 0:03:16] } 28... Qxa4 { [%eval 0.37] [%clk 0:05:59] } 29. Qd4 { [%eval 0.31] [%clk 0:03:30] } 29... Qa3 { [%eval 0.31] [%clk 0:04:07] } 30. Qb6 { [%eval 0.4] [%clk 0:02:26] } 30... Ba8 { [%eval 0.51] [%clk 0:03:20] } 31. Rd1 { [%eval 0.24] [%clk 0:01:47] } 31... Bxe4 { [%eval 0.62] [%clk 0:00:58] } 32. Bxe4 { [%eval 0.6] [%clk 0:01:55] } 32... Nxe4 { [%eval 0.66] [%clk 0:01:26] } 33. Rd8+ { [%eval 0.72] [%clk 0:01:05] } 33... Rxd8 { [%eval 0.61] [%clk 0:01:51] } 34. Qxd8+ { [%eval 0.6] [%clk 0:01:32] } 34... Qf8 { [%eval 0.57] [%clk 0:02:17] } 35. Qd4 { [%eval 0.62] [%clk 0:01:42] } 35... Nc5 { [%eval 0.68] [%clk 0:00:32] } 36. a4 { [%eval 0.64] [%clk 0:01:58] } 36... Qc8 { [%eval 0.92] [%clk 0:00:32] } 37. a5 { [%eval 1.04] [%clk 0:01:12] } 37... f6 { [%eval 1.43] [%clk 0:00:32] } 38. Qc4 { [%eval 0.9] [%clk 0:01:09] } 38... Qc7 { [%eval 0.83] [%clk 0:00:38] } 39. Qb5 { [%eval 0.75] [%clk 0:01:22] } 39... Kf7?? { [%eval 2.92] } { Blunder. h6 was best. } { [%clk 0:00:36] } 40. Nd4?? { [%eval 0.88] } { Blunder. a6 was best. } { [%clk 0:01:44] } 40... Qe5 { [%eval 0.91] [%clk 0:00:31] } 41. Nc2 { [%eval 0.78] [%clk 0:00:35] } 41... Qc3 { [%eval 0.71] [%clk 0:00:31] } 42. Ne3 { [%eval 0.81] [%clk 0:00:52] } 42... h5 { [%eval 1.07] [%clk 0:00:35] } 43. h4 { [%eval 1.05] [%clk 0:00:44] } 43... g5 { [%eval 0.82] [%clk 0:00:32] } 44. hxg5 { [%eval 1.19] [%clk 0:00:50] } 44... fxg5 { [%eval 1.22] [%clk 0:00:59] } 45. a6 { [%eval 0.78] [%clk 0:00:54] } 45... Qa1+ { [%eval 0.83] [%clk 0:00:41] } 46. Kh2 { [%eval 0.73] [%clk 0:01:21] } 46... Nxa6 { [%eval 0.65] [%clk 0:00:32] } 47. Qxg5 { [%eval 0.78] [%clk 0:01:37] } 47... Qh8?! { [%eval 1.62] } { Inaccuracy. Qd4 was best. } { [%clk 0:00:45] } 48. Nc4? { [%eval 0.36] } { Mistake. Qa5 was best. } { [%clk 0:01:47] } 48... Qf6 { [%eval 0.37] [%clk 0:00:31] } 49. Qxh5+ { [%eval 0.28] [%clk 0:01:08] } 49... Kf8 { [%eval 0.7] [%clk 0:00:39] } 50. Qe2 { [%eval 0.29] [%clk 0:00:45] } 50... Qh6+ { [%eval 0.31] [%clk 0:00:31] } 51. Kg3 { [%eval 0.26] [%clk 0:01:04] } 51... Nc5 { [%eval 0.43] [%clk 0:00:33] } 52. Qf3+ { [%eval 0.25] [%clk 0:00:55] } 52... Ke7 { [%eval 0.29] [%clk 0:00:42] } 53. Ne5 { [%eval 0.31] [%clk 0:01:05] } 53... Qg5+ { [%eval 0.22] [%clk 0:00:33] } 54. Ng4 { [%eval 0.24] [%clk 0:01:30] } 54... Qf5 { [%eval 0.25] [%clk 0:00:43] } 55. Qa3 { [%eval 0.28] [%clk 0:01:28] } 55... Qd5 { [%eval 0.78] [%clk 0:00:32] } 56. f4 { [%eval 0.46] [%clk 0:01:08] } 56... Qd4?? { [%eval 2.84] } { Blunder. Qd3+ was best. } { [%clk 0:00:33] } 57. Qa7+ { [%eval 2.64] [%clk 0:00:36] } 57... Kf8?! { [%eval 3.81] } { Inaccuracy. Kd6 was best. } { [%clk 0:00:32] } 58. Qb8+ { [%eval 3.5] [%clk 0:00:58] } 58... Ke7 { [%eval 3.9] [%clk 0:00:54] } 59. Qc7+ { [%eval 2.99] [%clk 0:01:15] } 59... Kf8?? { [%eval 6.51] } { Blunder. Ke8 was best. } { [%clk 0:01:20] } 60. Ne5 { [%eval 6.14] [%clk 0:01:02] } 60... Ne4+ { [%eval 5.99] [%clk 0:00:32] } 61. Kh2 { [%eval 7.14] [%clk 0:01:20] } 61... Nd6 { [%eval 6.93] [%clk 0:00:32] } 62. Qd8+ { [%eval 6.75] [%clk 0:01:28] } 62... Kg7 { [%eval 6.11] [%clk 0:00:58] } 63. Qe7+ { [%eval 6.03] [%clk 0:01:55] } 63... Kh8?! { [%eval 10.09] } { Inaccuracy. Kg8 was best. } { [%clk 0:00:47] } 64. Qxd6 { [%eval 8.34] [%clk 0:01:57] } 64... Qxf4+ { [%eval 8.2] [%clk 0:01:12] } 65. Kh3 { [%eval 8.22] [%clk 0:02:21] } 65... Qh6+ { [%eval 7.02] [%clk 0:00:32] } 66. Kg3 { [%eval 32.26] [%clk 0:02:46] } 66... Qg7+ { [%eval 21.98] [%clk 0:00:32] } 67. Ng4 { [%eval 10.16] [%clk 0:03:10] } 67... Qc3+ { [%eval 6.86] [%clk 0:00:52] } 68. Kh2 { [%eval 6.79] [%clk 0:03:14] } 68... Qc2?? { [%eval #5] } { Checkmate is now unavoidable. Qc1 was best. } { [%clk 0:00:31] } 69. Qf8+ { [%eval #4] [%clk 0:03:28] } 69... Kh7 { [%eval #4] [%clk 0:00:59] } 70. Qh6+? { [%eval 7.05] } { Lost forced checkmate sequence. Qf7+ was best. } { [%clk 0:03:53] } 70... Kg8 { [%eval 7.05] [%clk 0:01:25] } 71. Qxe6+ { [%eval 66.89] [%clk 0:04:19] } 71... Kh8 { [%eval 59.22] [%clk 0:01:49] } 72. Qh6+ { [%eval 9.64] [%clk 0:03:39] } 72... Kg8 { [%eval 6.71] [%clk 0:02:15] } 73. Nf6+ { [%eval 6.7] [%clk 0:04:04] } 1-0