Event: Top 16 2023-4
Date: 2023-06-09
White: Alexander Kovchan
WhiteTitle: GM
Black: Pierre Laurent-Paoli
BlackTitle: IM
Result: 1-0
ECO: B00
Opening: Nimzowitsch Defense: Scandinavian Variation, Advance Variation
Variant: Standard

1. e4 { [%eval 0.36] } 1... Nc6 { [%eval 0.51] [%clk 1:28:13] } 2. d4 { [%eval 0.48] [%clk 1:31:05] } 2... d5 { [%eval 0.36] [%clk 1:26:03] } 3. e5 { [%eval 0.43] [%clk 1:31:26] } 3... Bf5 { [%eval 0.62] [%clk 1:26:27] } 4. c3 { [%eval 0.4] [%clk 1:31:27] } 4... e6 { [%eval 0.5] [%clk 1:26:45] } 5. Bd3 { [%eval 0.13] [%clk 1:31:35] } 5... Bxd3 { [%eval 0.5] [%clk 1:26:31] } 6. Qxd3 { [%eval 0.25] [%clk 1:31:55] } 6... Qd7 { [%eval 0.63] [%clk 1:26:55] } 7. f4 { [%eval 0.12] [%clk 1:31:39] } 7... h5 { [%eval 0.19] [%clk 1:26:33] } 8. Nd2 { [%eval -0.29] [%clk 1:28:09] } 8... Nh6 { [%eval 0.0] [%clk 1:26:33] } 9. Ndf3 { [%eval -0.23] [%clk 1:27:49] } 9... Ne7 { [%eval -0.38] [%clk 1:20:52] } 10. Ne2 { [%eval -0.28] [%clk 1:28:00] } 10... Nef5 { [%eval -0.31] [%clk 1:13:49] } 11. Bd2 { [%eval -0.34] [%clk 1:17:22] } 11... c5 { [%eval -0.43] [%clk 1:03:15] } 12. b4 { [%eval -0.84] [%clk 1:01:31] } 12... c4 { [%eval -0.74] [%clk 0:50:13] } 13. Qb1 { [%eval -0.88] [%clk 1:01:40] } 13... a5 { [%eval -0.98] [%clk 0:46:43] } 14. a3 { [%eval -0.93] [%clk 1:01:41] } 14... Be7 { [%eval -1.07] [%clk 0:45:29] } 15. O-O { [%eval -1.23] [%clk 0:57:36] } 15... b5 { [%eval -1.44] [%clk 0:40:52] } 16. Qc2 { [%eval -0.96] [%clk 0:48:35] } 16... O-O { [%eval -1.01] [%clk 0:39:35] } 17. Rae1 { [%eval -1.46] [%clk 0:45:21] } 17... Qa7?! { [%eval -0.78] } { Inaccuracy. Ra6 was best. } { [%clk 0:37:43] } 18. Rb1 { [%eval -0.96] [%clk 0:42:20] } 18... Qb6 { [%eval -1.14] [%clk 0:32:51] } 19. h3 { [%eval -1.14] [%clk 0:42:21] } 19... Ra7?! { [%eval -0.3] } { Inaccuracy. h4 was best. } { [%clk 0:30:59] } 20. Kh2?! { [%eval -1.1] } { Inaccuracy. g3 was best. } { [%clk 0:42:38] } 20... axb4 { [%eval -0.81] [%clk 0:30:24] } 21. axb4 { [%eval -0.82] [%clk 0:43:03] } 21... Rfa8 { [%eval -0.42] [%clk 0:30:50] } 22. g3 { [%eval -0.26] [%clk 0:41:01] } 22... Ra2 { [%eval -0.28] [%clk 0:30:47] } 23. Rb2 { [%eval -0.25] [%clk 0:41:20] } 23... Qa6 { [%eval -0.14] [%clk 0:27:11] } 24. Rfb1 { [%eval -0.14] [%clk 0:39:53] } 24... Ra3 { [%eval -0.23] [%clk 0:24:51] } 25. Rg1 { [%eval -0.19] [%clk 0:39:44] } 25... Qa4 { [%eval -0.31] [%clk 0:23:35] } 26. Rgb1 { [%eval -0.41] [%clk 0:33:12] } 26... Qxc2 { [%eval -0.4] [%clk 0:18:45] } 27. Rxc2 { [%eval -0.38] [%clk 0:33:39] } 27... Bf8 { [%eval -0.36] [%clk 0:18:23] } 28. Kg2 { [%eval -0.34] [%clk 0:32:38] } 28... Ne7 { [%eval -0.41] [%clk 0:17:45] } 29. Kf2 { [%eval -0.34] [%clk 0:32:50] } 29... Nc8 { [%eval -0.24] [%clk 0:15:56] } 30. Bc1 { [%eval -0.35] [%clk 0:31:52] } 30... Ra1 { [%eval 0.0] [%clk 0:15:01] } 31. Rxa1 { [%eval -0.15] [%clk 0:31:55] } 31... Rxa1 { [%eval -0.08] [%clk 0:15:29] } 32. Ne1 { [%eval -0.19] [%clk 0:25:20] } 32... Nf5 { [%eval 0.0] [%clk 0:13:01] } 33. Bd2 { [%eval -0.14] [%clk 0:24:39] } 33... Nb6 { [%eval -0.06] [%clk 0:07:39] } 34. Ng2 { [%eval -0.22] [%clk 0:23:56] } 34... Na4 { [%eval 0.0] [%clk 0:06:04] } 35. g4 { [%eval 0.0] [%clk 0:24:17] } 35... hxg4 { [%eval 0.0] [%clk 0:05:05] } 36. hxg4 { [%eval 0.0] [%clk 0:24:45] } 36... Ne7 { [%eval -0.04] [%clk 0:05:27] } 37. Ne3 { [%eval -0.03] [%clk 0:25:02] } 37... g6 { [%eval 0.0] [%clk 0:05:19] } 38. Rc1 { [%eval 0.0] [%clk 0:24:44] } 38... Ra3 { [%eval 0.0] [%clk 0:04:05] } 39. Kf3 { [%eval 0.0] [%clk 0:22:34] } 39... Nc6 { [%eval 0.0] [%clk 0:03:05] } 40. Rh1 { [%eval -0.37] [%clk 0:21:13] } 40... Ra2 { [%eval -0.34] [%clk 0:02:34] } 41. Be1 { [%eval -0.21] [%clk 0:18:15] } 41... Ra1 { [%eval -0.28] [%clk 0:28:32] } 42. f5 { [%eval -0.4] [%clk 0:45:33] } 42... Nxc3 { [%eval -0.55] [%clk 0:17:18] } 43. Nxc3 { [%eval -0.65] [%clk 0:43:21] } 43... Nxd4+?! { [%eval 0.0] } { Inaccuracy. Bxb4 was best. } { [%clk 0:17:38] } 44. Kg2 { [%eval 0.0] [%clk 0:38:44] } 44... Nc6 { [%eval 0.03] [%clk 0:12:56] } 45. Ncxd5 { [%eval 0.0] [%clk 0:35:54] } 45... exd5 { [%eval 0.0] [%clk 0:13:20] } 46. Nxd5 { [%eval 0.0] [%clk 0:36:18] } 46... Bg7?! { [%eval 0.68] } { Inaccuracy. Nxe5 was best. } { [%clk 0:10:13] } 47. f6 { [%eval 1.68] [%clk 0:34:17] } 47... Bf8 { [%eval 0.62] [%clk 0:09:31] } 48. Bc3 { [%eval 1.6] [%clk 0:34:15] } 48... Ra3 { [%eval 1.45] [%clk 0:09:03] } 49. g5 { [%eval 1.65] [%clk 0:31:35] } 49... Ra7 { [%eval 1.81] [%clk 0:03:45] } 50. Rd1 { [%eval 1.8] [%clk 0:30:05] } 50... Rd7 { [%eval 2.05] [%clk 0:02:50] } 51. Rd2 { [%eval 1.93] [%clk 0:27:46] } 51... Rd8 { [%eval 2.09] [%clk 0:01:36] } 52. Kf3 { [%eval 2.01] [%clk 0:27:24] } 52... Re8 { [%eval 2.02] [%clk 0:01:32] } 53. Re2 { [%eval 2.07] [%clk 0:25:58] } 53... Rd8 { [%eval 1.76] [%clk 0:00:59] } 54. Ke4 { [%eval 2.05] [%clk 0:25:28] } 54... Rb8?! { [%eval 2.74] } { Inaccuracy. Re8 was best. } { [%clk 0:00:39] } 55. Rd2 { [%eval 2.33] [%clk 0:24:15] } 55... Nd8 { [%eval 3.42] [%clk 0:00:35] } 56. Nf4 { [%eval 3.32] [%clk 0:23:01] } 56... Ne6 { [%eval 3.62] [%clk 0:01:01] } 57. Nxe6 { [%eval 3.62] [%clk 0:22:47] } 57... fxe6 { [%eval 3.7] [%clk 0:01:30] } 58. Rd7 { [%eval 2.31] [%clk 0:23:00] } 58... Ra8? { [%eval 4.13] } { Mistake. Rb6 was best. } { [%clk 0:01:45] } 59. Rb7 { [%eval 4.14] [%clk 0:23:15] } 59... Rd8 { [%eval 4.23] [%clk 0:01:49] } 60. Rxb5 { [%eval 4.72] [%clk 0:23:05] } 60... Rd3 { [%eval 4.63] [%clk 0:02:18] } 61. Bd4 { [%eval 5.17] [%clk 0:22:54] } 61... Rb3 { [%eval 5.4] [%clk 0:02:03] } 62. Rb8 { [%eval 5.26] [%clk 0:22:32] } 62... Kf7 { [%eval 5.24] [%clk 0:02:07] } 63. Rb7+ { [%eval 5.56] [%clk 0:21:48] } 63... Kg8 { [%eval 5.52] [%clk 0:02:22] } 64. b5 { [%eval 5.66] [%clk 0:21:55] } 64... Rb1 { [%eval 5.69] [%clk 0:02:06] } 65. b6 { [%eval 5.9] [%clk 0:21:37] } 65... Re1+ { [%eval 6.03] [%clk 0:01:56] } 66. Kf3 { [%eval 5.99] [%clk 0:21:47] } 66... Rd1 { [%eval 5.67] [%clk 0:02:06] } 67. Rd7 { [%eval 6.47] [%clk 0:20:44] } 67... c3 { [%eval 7.26] [%clk 0:01:02] } 68. b7 { [%eval 7.92] [%clk 0:21:08] } 68... c2? { [%eval #5] } { Checkmate is now unavoidable. Rb1 was best. } { [%clk 0:01:07] } 69. b8=Q { [%eval #4] [%clk 0:21:30] } 69... Rd3+ { [%eval #4] [%clk 0:00:35] } 70. Ke4 { [%eval #3] [%clk 0:21:52] } 70... Rxd4+ { [%eval #3] [%clk 0:00:36] } 71. Kxd4 { [%eval #2] [%clk 0:22:15] } 1-0