Event: Round 6: Jonathan Kogen - Donald Johnson
Date: 2021-12-29
White: Jonathan Kogen
Black: Donald Johnson
Result: 1-0
ECO: D78
Opening: Neo-Grünfeld Defense: Classical Variation, Original Defense
Variant: Standard

1. d4 { [%eval 0.3] [%clk 1:30:54] } 1... Nf6 { [%eval 0.22] [%clk 1:31:00] } 2. Nf3 { [%eval 0.12] [%clk 1:31:05] } 2... g6 { [%eval 0.21] [%clk 1:31:29] } 3. g3 { [%eval 0.05] [%clk 1:31:05] } 3... Bg7 { [%eval 0.13] [%clk 1:31:58] } 4. Bg2 { [%eval 0.21] [%clk 1:31:29] } 4... O-O { [%eval 0.29] [%clk 1:32:13] } 5. O-O { [%eval 0.0] [%clk 1:31:44] } 5... d5 { [%eval 0.07] [%clk 1:32:33] } 6. c4 { [%eval 0.11] [%clk 1:32:03] } 6... c6 { [%eval 0.11] [%clk 1:33:01] } 7. b3 { [%eval 0.0] [%clk 1:32:03] } 7... dxc4 { [%eval 0.14] [%clk 1:32:32] } 8. bxc4 { [%eval 0.0] [%clk 1:32:21] } 8... c5 { [%eval 0.16] [%clk 1:33:00] } 9. Bb2 { [%eval 0.11] [%clk 1:32:08] } 9... Qb6 { [%eval 0.17] [%clk 1:33:16] } 10. Qc1 { [%eval 0.0] [%clk 1:27:39] } 10... cxd4 { [%eval 0.12] [%clk 1:33:25] } 11. c5 { [%eval 0.0] [%clk 1:23:13] } 11... Qc7 { [%eval -0.08] [%clk 1:17:43] } 12. Nxd4 { [%eval 0.0] [%clk 1:04:52] } 12... Bd7 { [%eval 0.0] [%clk 1:16:05] } 13. Na3 { [%eval 0.0] [%clk 1:03:04] } 13... Nc6 { [%eval -0.06] [%clk 1:13:37] } 14. Nab5 { [%eval -0.16] [%clk 0:57:52] } 14... Qa5 { [%eval 0.13] [%clk 1:06:30] } 15. a4 { [%eval -0.06] [%clk 0:52:40] } 15... Nxd4 { [%eval 0.0] [%clk 0:57:08] } 16. Nxd4 { [%eval 0.0] [%clk 0:46:53] } 16... Rac8 { [%eval -0.03] [%clk 0:45:43] } 17. Ba3 { [%eval -0.13] [%clk 0:46:46] } 17... Ne4 { [%eval -0.23] [%clk 0:28:11] } 18. Bxe4 { [%eval -0.36] [%clk 0:43:16] } 18... Bxd4 { [%eval -0.17] [%clk 0:28:37] } 19. Bxb7 { [%eval -0.17] [%clk 0:43:38] } 19... Rc7 { [%eval -0.31] [%clk 0:26:13] } 20. Rb1 { [%eval -0.24] [%clk 0:30:27] } 20... Bxc5 { [%eval -0.12] [%clk 0:25:46] } 21. Bxc5 { [%eval -0.16] [%clk 0:30:19] } 21... Qxc5 { [%eval -0.07] [%clk 0:24:43] } 22. Qf4 { [%eval -0.15] [%clk 0:00:00] } 22... Rb8?? { [%eval 3.07] } { Blunder. Qa5 was best. } { [%clk 0:19:02] } 23. Bd5 { [%eval 3.32] [%clk 0:21:35] } 23... Rbc8 { [%eval 3.29] [%clk 0:18:06] } 24. Qxf7+ { [%eval 2.96] [%clk 0:21:33] } 24... Kh8 { [%eval 3.44] [%clk 0:18:36] } 25. Rbc1 { [%eval 3.33] [%clk 0:09:26] } 25... Qxc1 { [%eval 3.31] [%clk 0:16:45] } 26. Rxc1 { [%eval 3.75] [%clk 0:09:49] } 26... Rxc1+ { [%eval 3.17] [%clk 0:17:14] } 27. Kg2 { [%eval 2.99] [%clk 0:10:14] } 27... Bc6 { [%eval 3.36] [%clk 0:11:42] } 28. Bxc6 { [%eval 3.63] [%clk 0:10:36] } 28... R1xc6 { [%eval 3.27] [%clk 0:12:11] } 29. Qxe7 { [%eval 3.85] [%clk 0:10:55] } 29... R6c7 { [%eval 3.44] [%clk 0:10:02] } 30. Qe5+ { [%eval 3.65] [%clk 0:10:53] } 30... Kg8 { [%eval 3.61] [%clk 0:10:28] } 31. h4 { [%eval 3.4] [%clk 0:11:04] } 31... Rf7?! { [%eval 4.51] } { Inaccuracy. h5 was best. } { [%clk 0:09:12] } 32. h5 { [%eval 4.47] [%clk 0:09:39] } 32... Rcf8 { [%eval 4.65] [%clk 0:09:27] } 33. f4 { [%eval 4.77] [%clk 0:09:11] } 33... Rf5 { [%eval 4.76] [%clk 0:07:46] } 34. Qe6+ { [%eval 4.86] [%clk 0:09:28] } 34... Kg7 { [%eval 4.73] [%clk 0:08:06] } 35. hxg6 { [%eval 4.92] [%clk 0:08:38] } 35... hxg6 { [%eval 5.05] [%clk 0:08:35] } 36. Kh3 { [%eval 5.13] [%clk 0:08:47] } 36... R8f6 { [%eval 4.86] [%clk 0:07:00] } 37. Qd7+ { [%eval 5.02] [%clk 0:09:04] } 37... Rf7 { [%eval 4.99] [%clk 0:07:29] } 38. Qd4+ { [%eval 5.11] [%clk 0:09:25] } 38... Kg8 { [%eval 5.09] [%clk 0:06:28] } 39. e4 { [%eval 5.05] [%clk 0:09:00] } 39... R5f6 { [%eval 5.23] [%clk 0:06:21] } 40. Kg4 { [%eval 5.1] [%clk 0:09:16] } 40... Re6 { [%eval 5.28] [%clk 0:05:55] } 41. Qd5 { [%eval 5.49] [%clk 0:08:51] } 41... Re8 { [%eval 5.55] [%clk 0:04:27] } 42. Kg5 { [%eval 5.4] [%clk 0:07:58] } 42... Kg7 { [%eval 5.74] [%clk 0:03:41] } 43. Qc6 { [%eval 6.03] [%clk 0:07:00] } 43... Rfe7 { [%eval 6.0] [%clk 0:03:10] } 44. Qxg6+ { [%eval 5.7] [%clk 0:06:38] } 44... Kh8 { [%eval 6.78] [%clk 0:03:35] } 45. Qf6+ { [%eval 6.38] [%clk 0:06:28] } 45... Rg7+?? { [%eval #13] } { Checkmate is now unavoidable. Kg8 was best. } { [%clk 0:03:04] } 46. Kh6 { [%eval 17.71] [%clk 0:05:41] } 46... Re6 { [%eval 32.84] [%clk 0:02:45] } 47. Qxe6 { [%eval 14.76] [%clk 0:05:57] } 47... Rh7+ { [%eval 69.73] [%clk 0:03:15] } 48. Kg5 { [%eval 75.0] [%clk 0:06:11] } 48... a5?! { [%eval #6] } { Checkmate is now unavoidable. Rg7+ was best. } { [%clk 0:03:37] } 49. Qe8+ { [%eval #5] [%clk 0:06:31] } 49... Kg7 { [%eval #5] [%clk 0:04:05] } 50. Qe7+ { [%eval #6] [%clk 0:06:52] } 50... Kg8 { [%eval #6] [%clk 0:04:31] } 51. Qxh7+ { [%eval #13] [%clk 0:07:09] } 1-0