Event: African Championship
Site: chess24.com
Date: 2021-05-26
White: Okonkwo, Ifeanyi
WhiteElo: 2029
Black: Kayonde, Andrew
BlackTitle: IM
BlackElo: 2399
Result: 0-1
ECO: B13
Opening: Caro-Kann Defense: Exchange Variation
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:30:36] } 1... c6 { [%eval 0.13] [%clk 1:30:47] } 2. d4 { [%eval 0.17] [%clk 1:30:22] } 2... d5 { [%eval 0.25] [%clk 1:30:32] } 3. exd5 { [%eval 0.19] [%clk 1:30:09] } 3... cxd5 { [%eval 0.28] [%clk 1:30:55] } 4. Bd3 { [%eval 0.28] [%clk 1:30:34] } 4... Nc6 { [%eval 0.32] [%clk 1:29:48] } 5. c3 { [%eval 0.31] [%clk 1:30:44] } 5... Qc7 { [%eval 0.4] [%clk 1:28:35] } 6. Qb3?? { [%eval -1.48] } { Blunder. h3 was best. } { [%clk 1:27:25] } 6... Nxd4 { [%eval -1.23] [%clk 1:13:41] } 7. Qxd5 { [%eval -1.37] [%clk 1:20:28] } 7... e5 { [%eval -1.38] [%clk 1:12:22] } 8. Bf4 { [%eval -1.59] [%clk 1:04:10] } 8... Nc6 { [%eval -1.35] [%clk 1:12:02] } 9. Be3?! { [%eval -2.24] } { Inaccuracy. Bg3 was best. } { [%clk 1:04:07] } 9... Nf6 { [%eval -2.48] [%clk 1:11:51] } 10. Qb3 { [%eval -2.5] [%clk 1:00:27] } 10... Ng4 { [%eval -2.58] [%clk 1:06:37] } 11. Na3 { [%eval -3.12] [%clk 0:54:12] } 11... Nxe3 { [%eval -2.88] [%clk 1:01:08] } 12. fxe3 { [%eval -2.5] [%clk 0:54:36] } 12... Bc5 { [%eval -2.82] [%clk 1:01:19] } 13. O-O-O { [%eval -2.87] [%clk 0:54:40] } 13... Bxe3+?! { [%eval -2.08] } { Inaccuracy. a6 was best. } { [%clk 1:00:30] } 14. Kb1 { [%eval -2.37] [%clk 0:54:42] } 14... O-O { [%eval -1.92] [%clk 1:00:45] } 15. Qc2? { [%eval -3.37] } { Mistake. Nb5 was best. } { [%clk 0:53:37] } 15... h6?! { [%eval -2.45] } { Inaccuracy. f5 was best. } { [%clk 0:55:56] } 16. Nb5 { [%eval -2.26] [%clk 0:53:38] } 16... Qe7?! { [%eval -1.6] } { Inaccuracy. Qb6 was best. } { [%clk 0:54:45] } 17. Nd6 { [%eval -1.78] [%clk 0:14:47] } 17... Be6 { [%eval -1.58] [%clk 0:34:19] } 18. Nf5 { [%eval -1.37] [%clk 0:48:29] } 18... Bxf5 { [%eval -2.21] [%clk 0:25:20] } 19. Bxf5 { [%eval -1.91] [%clk 0:47:29] } 19... Bxg1 { [%eval -1.49] [%clk 0:25:26] } 20. Rhxg1 { [%eval -1.38] [%clk 0:47:41] } 20... Rad8 { [%eval -1.47] [%clk 0:25:46] } 21. Rge1?! { [%eval -2.15] } { Inaccuracy. Be4 was best. } { [%clk 0:43:18] } 21... Rxd1+ { [%eval -1.64] [%clk 0:24:05] } 22. Rxd1?! { [%eval -2.25] } { Inaccuracy. Qxd1 was best. } { [%clk 0:43:45] } 22... Rd8 { [%eval -1.86] [%clk 0:24:16] } 23. Be4 { [%eval -1.93] [%clk 0:44:07] } 23... Rxd1+ { [%eval -1.86] [%clk 0:16:48] } 24. Qxd1 { [%eval -1.8] [%clk 0:44:20] } 24... Qh4 { [%eval -1.5] [%clk 0:16:39] } 25. Qd3 { [%eval -1.64] [%clk 0:34:30] } 25... g6 { [%eval -1.63] [%clk 0:14:57] } 26. b4 { [%eval -1.17] [%clk 0:27:18] } 26... Kg7 { [%eval -1.33] [%clk 0:13:16] } 27. Kc1?! { [%eval -2.47] } { Inaccuracy. a4 was best. } { [%clk 0:27:12] } 27... Qd8?? { [%eval -0.77] } { Blunder. Qxh2 was best. } { [%clk 0:11:58] } 28. h3?? { [%eval -4.22] } { Blunder. Qb5 was best. } { [%clk 0:25:30] } 28... Qc7? { [%eval -2.06] } { Mistake. Qxd3 was best. } { [%clk 0:04:11] } 29. Qb5 { [%eval -2.23] [%clk 0:22:28] } 29... Nd8 { [%eval -1.98] [%clk 0:03:56] } 30. Kb2 { [%eval -1.81] [%clk 0:18:29] } 30... a6 { [%eval -1.4] [%clk 0:03:42] } 31. Bd5?? { [%eval -10.86] } { Blunder. Qe8 was best. } { [%clk 0:12:57] } 31... Qd6?? { [%eval -0.97] } { Blunder. axb5 was best. } { [%clk 0:03:31] } 32. Qd3?! { [%eval -1.59] } { Inaccuracy. Qc4 was best. } { [%clk 0:12:35] } 32... Ne6?! { [%eval -0.9] } { Inaccuracy. f5 was best. } { [%clk 0:03:21] } 33. g4?? { [%eval -7.84] } { Blunder. Qc4 was best. } { [%clk 0:08:59] } 33... b5?? { [%eval -1.61] } { Blunder. Nf4 was best. } { [%clk 0:03:41] } 34. Qf3?? { [%eval -4.23] } { Blunder. Be4 was best. } { [%clk 0:06:14] } 34... Nf4 { [%eval -4.69] [%clk 0:03:45] } 35. Bb3 { [%eval -4.67] [%clk 0:06:23] } 35... Qd2+ { [%eval -4.84] [%clk 0:03:50] } 36. Bc2 { [%eval -4.63] [%clk 0:06:43] } 36... Nd5?? { [%eval -2.15] } { Blunder. Ng2 was best. } { [%clk 0:03:15] } 37. Qd3 { [%eval -2.42] [%clk 0:06:51] } 37... Qxd3 { [%eval -2.59] [%clk 0:02:31] } 38. Bxd3 { [%eval -2.07] [%clk 0:07:19] } 38... Kf6 { [%eval -2.34] [%clk 0:02:40] } 39. Kb3 { [%eval -2.51] [%clk 0:07:18] } 39... Ke6 { [%eval -2.49] [%clk 0:02:40] } 40. c4 { [%eval -2.02] [%clk 0:37:08] } 40... Nc7 { [%eval -2.64] [%clk 0:33:02] } 41. a4?! { [%eval -3.8] } { Inaccuracy. cxb5 was best. } { [%clk 0:35:16] } 41... bxa4+ { [%eval -3.8] [%clk 0:33:12] } 42. Kxa4 { [%eval -3.4] [%clk 0:34:23] } 42... f5 { [%eval -3.67] [%clk 0:32:38] } 43. Ka5 { [%eval -4.3] [%clk 0:31:40] } 43... e4 { [%eval -3.79] [%clk 0:32:44] } 44. Bc2?! { [%eval -4.88] } { Inaccuracy. Bf1 was best. } { [%clk 0:32:09] } 44... Ke5 { [%eval -5.32] [%clk 0:32:09] } 45. Kb6 { [%eval -6.09] [%clk 0:30:27] } 45... Kd4 { [%eval -4.96] [%clk 0:31:57] } 46. gxf5 { [%eval -6.08] [%clk 0:27:56] } 46... gxf5 { [%eval -5.31] [%clk 0:32:14] } 47. Kxc7 { [%eval -5.68] [%clk 0:27:00] } 47... Kxc4 { [%eval -6.63] [%clk 0:32:40] } 48. Kd6 { [%eval -6.41] [%clk 0:27:21] } 48... Kc3 { [%eval -6.15] [%clk 0:32:36] } 49. Bd1 { [%eval -6.14] [%clk 0:26:26] } 49... Kd2 { [%eval -6.3] [%clk 0:32:35] } 50. Bb3 { [%eval -6.46] [%clk 0:21:33] } 50... e3 { [%eval -5.43] [%clk 0:32:47] } 51. Bc4 { [%eval -7.54] [%clk 0:21:59] } 51... f4 { [%eval -7.46] [%clk 0:33:08] } 52. Ke5 { [%eval -7.99] [%clk 0:18:36] } 52... f3 { [%eval -7.77] [%clk 0:33:16] } 53. Kf4 { [%eval -13.38] [%clk 0:18:48] } 53... e2 { [%eval -60.18] [%clk 0:33:36] } 54. Kxf3 { [%eval -62.82] [%clk 0:19:16] } 54... e1=Q { [%eval -72.53] [%clk 0:32:28] } 55. Bxa6?! { [%eval #-8] } { Checkmate is now unavoidable. Kf4 was best. } { [%clk 0:19:02] } 55... Qe3+ { [%eval #-7] [%clk 0:32:27] } 56. Kg2 { [%eval #-5] [%clk 0:19:15] } 56... Qg5+ { [%eval #-6] [%clk 0:32:51] } 57. Kh2 { [%eval #-5] [%clk 0:18:49] } 57... Ke3 { [%eval #-4] [%clk 0:32:57] } 58. Bf1 { [%eval #-3] [%clk 0:19:02] } 58... Kf2 { [%eval #-2] [%clk 0:33:15] } 0-1