Event: 45th FIDE Chess Olympiad
Site: Budapest, Hungary
Date: 2024-09-21
White: Alfaro, William
WhiteTitle: FM
WhiteElo: 2133
Black: Kanegeni, Matthew Kamau
BlackElo: 1976
Result: 1-0
ECO: D52
Opening: Queen's Gambit Declined: Cambridge Springs Defense, Yugoslav Variation
Variant: Standard
TimeControl: 40/5400+30:1800

1. d4 { [%eval 0.17] [%clk 1:30:34] } 1... d5 { [%eval 0.23] [%clk 1:30:25] } 2. Nf3 { [%eval 0.12] [%clk 1:30:50] } 2... Nf6 { [%eval 0.17] [%clk 1:30:33] } 3. c4 { [%eval 0.22] [%clk 1:31:10] } 3... c6 { [%eval 0.27] [%clk 1:31:00] } 4. Nc3 { [%eval 0.16] [%clk 1:31:06] } 4... e6 { [%eval 0.19] [%clk 1:31:14] } 5. Bg5 { [%eval 0.14] [%clk 1:30:51] } 5... Nbd7 { [%eval 0.28] [%clk 1:31:35] } 6. e3 { [%eval 0.21] [%clk 1:29:18] } 6... Qa5 { [%eval 0.2] [%clk 1:31:58] } 7. cxd5 { [%eval 0.28] [%clk 1:29:42] } 7... Nxd5 { [%eval 0.3] [%clk 1:32:24] } 8. Qd2 { [%eval 0.3] [%clk 1:29:52] } 8... Bb4 { [%eval 0.33] [%clk 1:32:30] } 9. Rc1 { [%eval 0.26] [%clk 1:30:17] } 9... h6 { [%eval 0.34] [%clk 1:32:32] } 10. Bh4 { [%eval 0.18] [%clk 1:29:22] } 10... O-O { [%eval 0.47] [%clk 1:31:53] } 11. Bd3 { [%eval 0.27] [%clk 1:28:19] } 11... e5 { [%eval 0.29] [%clk 1:29:18] } 12. O-O { [%eval 0.2] [%clk 1:27:23] } 12... Re8 { [%eval 0.18] [%clk 1:27:50] } 13. Bb1?! { [%eval -0.64] } { Inaccuracy. Qc2 was best. } { [%clk 1:12:13] } 13... e4 { [%eval -0.6] [%clk 1:11:45] } 14. Ne1?? { [%eval -2.72] } { Blunder. Qc2 was best. } { [%clk 0:48:35] } 14... N7b6 { [%eval -2.67] [%clk 1:07:43] } 15. a3 { [%eval -2.95] [%clk 0:30:19] } 15... Bxc3 { [%eval -3.02] [%clk 1:04:52] } 16. bxc3 { [%eval -3.14] [%clk 0:30:41] } 16... Nc4 { [%eval -3.12] [%clk 1:03:15] } 17. Qe2 { [%eval -3.01] [%clk 0:24:50] } 17... b5 { [%eval -3.05] [%clk 1:00:31] } 18. Nc2 { [%eval -3.49] [%clk 0:19:55] } 18... Nxc3 { [%eval -3.44] [%clk 0:51:12] } 19. Qe1 { [%eval -3.01] [%clk 0:19:26] } 19... Bg4 { [%eval -3.15] [%clk 0:42:54] } 20. f3 { [%eval -2.92] [%clk 0:13:01] } 20... exf3 { [%eval -3.03] [%clk 0:39:28] } 21. gxf3 { [%eval -3.01] [%clk 0:13:23] } 21... Bh3 { [%eval -2.98] [%clk 0:26:01] } 22. Rf2 { [%eval -2.95] [%clk 0:13:03] } 22... g5 { [%eval -2.95] [%clk 0:22:20] } 23. Bg3 { [%eval -2.94] [%clk 0:11:53] } 23... Nxb1 { [%eval -2.53] [%clk 0:19:28] } 24. Qxa5 { [%eval -2.45] [%clk 0:12:14] } 24... Nxa5 { [%eval -2.26] [%clk 0:19:26] } 25. Rxb1 { [%eval -2.37] } 25... Nc4 { [%eval -2.31] [%clk 0:19:11] } 26. Re2 { [%eval -2.3] [%clk 0:07:54] } 26... a5?! { [%eval -1.46] } { Inaccuracy. Bf5 was best. } { [%clk 0:10:45] } 27. d5 { [%eval -1.64] [%clk 0:06:18] } 27... cxd5 { [%eval -1.6] [%clk 0:10:51] } 28. Rxb5 { [%eval -1.43] [%clk 0:06:43] } 28... Bf5? { [%eval -0.16] } { Mistake. Rad8 was best. } { [%clk 0:09:41] } 29. e4 { [%eval -0.22] [%clk 0:07:06] } 29... Rad8 { [%eval 0.0] [%clk 0:05:45] } 30. Nd4 { [%eval -0.13] [%clk 0:04:55] } 30... Bg6 { [%eval 0.03] [%clk 0:04:18] } 31. exd5 { [%eval 0.02] [%clk 0:04:22] } 31... Rxe2 { [%eval 0.03] [%clk 0:04:22] } 32. Nxe2 { [%eval 0.04] [%clk 0:04:47] } 32... Bd3 { [%eval 0.38] [%clk 0:03:03] } 33. Nd4 { [%eval 0.46] [%clk 0:04:17] } 33... Rd7 { [%eval 0.53] [%clk 0:01:06] } 34. Nc6 { [%eval 0.15] [%clk 0:02:12] } 34... a4? { [%eval 1.47] } { Mistake. f5 was best. } { [%clk 0:00:42] } 35. d6? { [%eval 0.12] } { Mistake. Rc5 was best. } { [%clk 0:01:48] } 35... Nxa3 { [%eval 0.19] [%clk 0:00:41] } 36. Rb8+ { [%eval -0.01] [%clk 0:00:47] } 36... Kg7 { [%eval 0.0] [%clk 0:00:38] } 37. Ra8 { [%eval -0.02] [%clk 0:00:48] } 37... Nc4 { [%eval 0.0] [%clk 0:00:33] } 38. Rxa4 { [%eval 0.01] [%clk 0:01:06] } 38... f6 { [%eval 0.07] [%clk 0:00:34] } 39. Nb8 { [%eval 0.0] [%clk 0:00:45] } 39... Rd8?? { [%eval 4.64] } { Blunder. Rb7 was best. } { [%clk 0:00:35] } 40. Ra7+ { [%eval 4.56] [%clk 0:00:47] } 40... Kg6 { [%eval 4.52] [%clk 0:00:40] } 41. d7?? { [%eval 0.1] } { Blunder. Nc6 was best. } { [%clk 0:00:39] } 41... Bf5 { [%eval 0.28] [%clk 0:00:35] } 42. Bc7 { [%eval 0.16] [%clk 0:27:56] } 42... Rxd7 { [%eval 0.13] [%clk 0:27:46] } 43. Nxd7 { [%eval 0.21] [%clk 0:28:20] } 43... Bxd7 { [%eval 0.18] [%clk 0:27:53] } 44. Bd8 { [%eval 0.14] [%clk 0:28:34] } 44... Ne5 { [%eval 0.13] [%clk 0:19:45] } 45. Kf2 { [%eval 0.08] [%clk 0:28:05] } 45... Kf5 { [%eval 0.11] [%clk 0:17:42] } 46. Ra6 { [%eval 0.15] [%clk 0:21:53] } 46... Be6 { [%eval 0.27] [%clk 0:17:49] } 47. Bc7 { [%eval 0.26] [%clk 0:19:20] } 47... h5 { [%eval 0.13] [%clk 0:18:05] } 48. Ra5 { [%eval 0.0] [%clk 0:17:45] } 48... g4?! { [%eval 0.61] } { Inaccuracy. h4 was best. } { [%clk 0:16:55] } 49. fxg4+ { [%eval 0.64] [%clk 0:14:18] } 49... hxg4 { [%eval 0.75] [%clk 0:17:19] } 50. Ke3 { [%eval 0.97] [%clk 0:14:38] } 50... Bc8?? { [%eval 2.93] } { Blunder. Bd7 was best. } { [%clk 0:13:10] } 51. Kd4 { [%eval 2.68] [%clk 0:14:06] } 51... Bb7?! { [%eval 3.52] } { Inaccuracy. g3 was best. } { [%clk 0:11:29] } 52. Bxe5 { [%eval 3.79] [%clk 0:14:16] } 52... fxe5+ { [%eval 3.84] [%clk 0:11:46] } 53. Rxe5+ { [%eval 3.7] [%clk 0:14:44] } 53... Kf6 { [%eval 3.72] [%clk 0:09:05] } 54. Rb5 { [%eval 3.51] [%clk 0:15:08] } 54... Bf3 { [%eval 3.67] [%clk 0:09:05] } 55. Rb6+ { [%eval 3.61] [%clk 0:11:37] } 55... Kg5 { [%eval 3.31] [%clk 0:09:10] } 56. Ke5 { [%eval 3.37] [%clk 0:11:49] } 56... Bg2 { [%eval 3.76] [%clk 0:08:25] } 57. Rb8 { [%eval 3.21] [%clk 0:12:03] } 57... Bh3? { [%eval 6.08] } { Mistake. Bf3 was best. } { [%clk 0:07:41] } 58. Rg8+ { [%eval 5.0] [%clk 0:12:29] } 58... Kh5?? { [%eval #12] } { Checkmate is now unavoidable. Kh6 was best. } { [%clk 0:07:31] } 59. Kf6 { [%eval #11] [%clk 0:09:27] } 59... g3 { [%eval #11] [%clk 0:07:07] } 60. hxg3 { [%eval #10] [%clk 0:04:44] } 1-0