Event: Round 4: Calvin John Klaasen - Matfey Rogov
Date: 2023-06-11
White: Calvin John Klaasen
Black: Matfey Rogov
Result: 1-0
ECO: C17
Opening: French Defense: Winawer Variation, Bogoljubow Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:28:14] } 1... e6 { [%eval 0.2] [%clk 1:30:54] } 2. e4 { [%eval 0.3] [%clk 1:27:23] } 2... d5 { [%eval 0.25] [%clk 1:31:18] } 3. Nc3 { [%eval 0.18] [%clk 1:26:25] } 3... Bb4 { [%eval 0.16] [%clk 1:31:34] } 4. e5 { [%eval 0.36] [%clk 1:26:22] } 4... c5 { [%eval 0.77] [%clk 1:31:54] } 5. Bd2 { [%eval 0.3] [%clk 1:26:33] } 5... Bxc3?! { [%eval 1.07] } { Inaccuracy. Ne7 was best. } { [%clk 1:30:18] } 6. Bxc3 { [%eval 0.82] [%clk 1:22:54] } 6... Nc6?! { [%eval 1.44] } { Inaccuracy. Ne7 was best. } { [%clk 1:30:37] } 7. f4?! { [%eval 0.7] } { Inaccuracy. Qg4 was best. } { [%clk 1:19:34] } 7... Nge7 { [%eval 0.92] [%clk 1:30:57] } 8. Nf3 { [%eval 0.77] [%clk 1:18:58] } 8... Nf5 { [%eval 0.84] [%clk 1:25:24] } 9. dxc5 { [%eval 0.71] [%clk 1:04:53] } 9... Ne3?! { [%eval 1.43] } { Inaccuracy. d4 was best. } { [%clk 1:19:03] } 10. Qd3?! { [%eval 0.8] } { Inaccuracy. Qd2 was best. } { [%clk 1:01:17] } 10... d4 { [%eval 0.91] [%clk 1:17:17] } 11. Bd2 { [%eval 0.75] [%clk 1:01:36] } 11... Nxf1 { [%eval 1.11] [%clk 1:17:07] } 12. Rxf1 { [%eval 1.01] [%clk 1:01:46] } 12... b6 { [%eval 1.13] [%clk 1:16:29] } 13. cxb6 { [%eval 0.7] [%clk 0:52:07] } 13... Qxb6 { [%eval 0.72] [%clk 1:15:48] } 14. Qa3 { [%eval 0.76] [%clk 0:52:28] } 14... Ba6 { [%eval 1.15] [%clk 1:13:35] } 15. Rf2 { [%eval 1.22] [%clk 0:50:24] } 15... O-O-O?! { [%eval 1.92] } { Inaccuracy. Rc8 was best. } { [%clk 1:09:40] } 16. Ng5 { [%eval 2.06] [%clk 0:47:20] } 16... d3 { [%eval 2.57] [%clk 0:57:40] } 17. c3 { [%eval 2.35] [%clk 0:47:36] } 17... Rhf8 { [%eval 2.31] [%clk 0:51:43] } 18. Ne4 { [%eval 2.39] [%clk 0:47:43] } 18... f6 { [%eval 2.26] [%clk 0:43:22] } 19. exf6 { [%eval 2.36] [%clk 0:41:12] } 19... gxf6 { [%eval 2.51] [%clk 0:42:46] } 20. Nc5 { [%eval 2.26] [%clk 0:41:19] } 20... Bb7 { [%eval 2.3] [%clk 0:34:02] } 21. O-O-O { [%eval 2.02] [%clk 0:36:28] } 21... Rfe8 { [%eval 2.24] [%clk 0:30:36] } 22. Rf3 { [%eval 2.29] [%clk 0:23:19] } 22... Rd5 { [%eval 2.79] [%clk 0:23:05] } 23. Be3 { [%eval 2.52] [%clk 0:20:39] } 23... e5 { [%eval 2.54] [%clk 0:17:38] } 24. Nd7?! { [%eval 1.72] } { Inaccuracy. Bf2 was best. } { [%clk 0:13:22] } 24... Qd8 { [%eval 1.45] [%clk 0:15:59] } 25. Nc5 { [%eval 1.5] [%clk 0:10:53] } 25... Qb6 { [%eval 2.02] [%clk 0:15:02] } 26. fxe5 { [%eval 1.98] [%clk 0:07:39] } 26... Nxe5 { [%eval 1.96] [%clk 0:13:36] } 27. Nd7?? { [%eval -1.77] } { Blunder. Rf4 was best. } { [%clk 0:07:17] } 27... Qd8?? { [%eval 1.27] } { Blunder. Qb5 was best. } { [%clk 0:06:10] } 28. Nxe5 { [%eval 1.26] [%clk 0:07:10] } 28... Rdxe5 { [%eval 1.21] [%clk 0:06:12] } 29. Rg3 { [%eval 1.23] [%clk 0:06:56] } 29... Ra5?! { [%eval 1.93] } { Inaccuracy. Qa5 was best. } { [%clk 0:02:03] } 30. Qb4 { [%eval 2.07] [%clk 0:06:38] } 30... Qd5 { [%eval 2.36] [%clk 0:01:37] } 31. c4 { [%eval 2.11] [%clk 0:04:47] } 31... Qf5?? { [%eval 4.75] } { Blunder. Qe5 was best. } { [%clk 0:01:09] } 32. a3? { [%eval 2.45] } { Mistake. Rg7 was best. } { [%clk 0:04:21] } 32... Rae5?! { [%eval 3.38] } { Inaccuracy. Rd8 was best. } { [%clk 0:01:18] } 33. Rg7 { [%eval 3.2] [%clk 0:03:33] } 33... Qe4 { [%eval 3.33] [%clk 0:00:35] } 34. Bd2? { [%eval 1.71] } { Mistake. Rxd3 was best. } { [%clk 0:02:27] } 34... Qc6?! { [%eval 2.91] } { Inaccuracy. a5 was best. } { [%clk 0:00:40] } 35. Bf4 { [%eval 3.03] [%clk 0:01:54] } 35... a5 { [%eval 3.46] [%clk 0:00:46] } 36. Qxb7+ { [%eval 3.27] [%clk 0:01:21] } 36... Qxb7 { [%eval 3.37] [%clk 0:01:14] } 37. Rxb7 { [%eval 3.38] [%clk 0:01:43] } 37... d2+ { [%eval 4.23] [%clk 0:01:01] } 38. Kc2 { [%eval 4.11] [%clk 0:02:03] } 38... Rc5?? { [%eval 9.54] } { Blunder. Kxb7 was best. } { [%clk 0:01:12] } 39. Rb8+ { [%eval 9.01] [%clk 0:02:11] } 1-0