Event: Round 1: Mwali, Chitumbo - Cogan, Nicolas
Date: 2024-03-09
White: Mwali, Chitumbo
WhiteTitle: IM
WhiteElo: 2276
Black: Cogan, Nicolas
BlackElo: 1975
Result: 1-0
ECO: A37
Opening: English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation
Variant: Standard

1. c4 { [%eval 0.16] [%clk 0:15:18] } 1... c5 { [%eval 0.32] [%clk 0:13:02] } 2. g3 { [%eval 0.0] [%clk 0:15:25] } 2... Nc6 { [%eval 0.23] [%clk 0:13:03] } 3. Bg2 { [%eval 0.2] [%clk 0:15:34] } 3... g6 { [%eval 0.24] [%clk 0:13:12] } 4. Nc3 { [%eval 0.15] [%clk 0:15:43] } 4... Bg7 { [%eval 0.12] [%clk 0:13:20] } 5. Nf3 { [%eval 0.23] [%clk 0:15:41] } 5... d6 { [%eval 0.17] [%clk 0:13:01] } 6. O-O { [%eval 0.07] [%clk 0:15:34] } 6... e6 { [%eval 0.16] [%clk 0:12:37] } 7. a3 { [%eval 0.07] [%clk 0:14:15] } 7... Nge7 { [%eval 0.16] [%clk 0:12:23] } 8. b4 { [%eval 0.09] [%clk 0:13:50] } 8... O-O { [%eval 0.11] [%clk 0:08:07] } 9. bxc5 { [%eval -0.3] [%clk 0:13:28] } 9... dxc5 { [%eval -0.28] [%clk 0:08:14] } 10. Bb2 { [%eval -0.22] [%clk 0:13:37] } 10... b6 { [%eval -0.22] [%clk 0:07:56] } 11. Qc2 { [%eval -0.15] [%clk 0:12:21] } 11... Bb7 { [%eval -0.2] [%clk 0:07:17] } 12. Ne4 { [%eval -0.21] [%clk 0:11:53] } 12... e5 { [%eval -0.21] [%clk 0:07:10] } 13. d3 { [%eval -0.26] [%clk 0:11:44] } 13... h6 { [%eval -0.03] [%clk 0:06:14] } 14. e3 { [%eval -0.19] [%clk 0:10:53] } 14... Qc7 { [%eval 0.18] [%clk 0:06:22] } 15. Nc3 { [%eval 0.19] [%clk 0:10:03] } 15... Rad8 { [%eval 0.18] [%clk 0:06:31] } 16. Nd2 { [%eval 0.22] [%clk 0:09:39] } 16... Na5 { [%eval 0.53] [%clk 0:05:57] } 17. e4 { [%eval 0.56] [%clk 0:09:39] } 17... Nac6 { [%eval 0.48] [%clk 0:05:24] } 18. Nd5 { [%eval 0.54] [%clk 0:09:15] } 18... Nxd5?! { [%eval 1.42] } { Inaccuracy. Qd7 was best. } { [%clk 0:05:09] } 19. cxd5 { [%eval 1.41] [%clk 0:08:52] } 19... Nd4 { [%eval 1.43] [%clk 0:05:15] } 20. Bxd4 { [%eval 1.33] [%clk 0:08:59] } 20... exd4 { [%eval 1.51] [%clk 0:05:23] } 21. a4?! { [%eval 0.68] } { Inaccuracy. f4 was best. } { [%clk 0:09:02] } 21... f5 { [%eval 0.63] [%clk 0:04:50] } 22. f4 { [%eval 0.2] [%clk 0:08:48] } 22... fxe4 { [%eval 0.4] [%clk 0:04:30] } 23. dxe4 { [%eval 0.4] [%clk 0:08:53] } 23... Ba6?! { [%eval 1.03] } { Inaccuracy. g5 was best. } { [%clk 0:04:31] } 24. Nc4 { [%eval 0.5] [%clk 0:07:27] } 24... Bb7? { [%eval 1.87] } { Mistake. d3 was best. } { [%clk 0:03:17] } 25. Rab1 { [%eval 1.67] [%clk 0:07:24] } 25... g5 { [%eval 1.67] [%clk 0:02:38] } 26. fxg5 { [%eval 1.81] [%clk 0:07:21] } 26... hxg5 { [%eval 2.44] [%clk 0:02:33] } 27. Rxf8+ { [%eval 2.63] [%clk 0:06:52] } 27... Rxf8 { [%eval 2.66] [%clk 0:02:03] } 28. a5?? { [%eval 0.53] } { Blunder. e5 was best. } { [%clk 0:06:34] } 28... bxa5?? { [%eval 2.72] } { Blunder. d3 was best. } { [%clk 0:01:39] } 29. d6? { [%eval 0.92] } { Mistake. e5 was best. } { [%clk 0:06:01] } 29... Qc8 { [%eval 1.23] [%clk 0:00:45] } 30. Qb3?! { [%eval 0.32] } { Inaccuracy. Nxa5 was best. } { [%clk 0:05:35] } 30... Rf7?? { [%eval 2.26] } { Blunder. Ba6 was best. } { [%clk 0:00:25] } 31. Nxa5 { [%eval 1.93] [%clk 0:05:36] } 31... Ba6?? { [%eval 5.0] } { Blunder. d3 was best. } { [%clk 0:00:21] } 32. e5?! { [%eval 3.2] } { Inaccuracy. Qd5 was best. } { [%clk 0:03:49] } 32... c4 { [%eval 3.25] [%clk 0:00:31] } 33. Qb8 { [%eval 3.52] [%clk 0:03:49] } 33... Bxe5?! { [%eval 4.92] } { Inaccuracy. c3 was best. } { [%clk 0:00:14] } 34. Qxc8+ { [%eval 4.46] [%clk 0:03:45] } 34... Bxc8 { [%eval 4.24] [%clk 0:00:22] } 35. Nxc4 { [%eval 4.47] [%clk 0:03:49] } 35... Bf5 { [%eval 5.56] [%clk 0:00:11] } 36. Rb8+ { [%eval 5.53] [%clk 0:03:33] } 36... Kg7 { [%eval 5.72] [%clk 0:00:15] } 37. Nxe5 { [%eval 5.78] [%clk 0:03:38] } 37... Rf6 { [%eval 5.98] [%clk 0:00:19] } 38. Rb7+ { [%eval 5.8] [%clk 0:03:28] } 38... Kh6 { [%eval 6.4] [%clk 0:00:12] } 39. g4 { [%eval 5.98] [%clk 0:03:16] } 39... Bc8 { [%eval 7.71] [%clk 0:00:11] } 40. d7 { [%eval 35.5] [%clk 0:03:18] } 40... Bxd7 { [%eval 42.3] [%clk 0:00:18] } 41. Rxd7 { [%eval 44.57] [%clk 0:03:25] } 41... Re6?! { [%eval #3] } { Checkmate is now unavoidable. Rd6 was best. } { [%clk 0:00:21] } 42. Be4 { [%eval #2] [%clk 0:03:23] } 1-0