Event: 45th FIDE Chess Olympiad
Site: Budapest, Hungary
Date: 2024-09-15
White: Harper, Ryan
WhiteTitle: FM
WhiteElo: 2124
Black: Sousa, Andre Ventura
BlackTitle: IM
BlackElo: 2403
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard
TimeControl: 40/5400+30:1800+30\

1. e4 { [%eval 0.18] [%clk 1:30:51] } 1... c5 { [%eval 0.25] [%clk 1:30:56] } 2. Nf3 { [%eval 0.31] [%clk 1:30:39] } 2... d6 { [%eval 0.21] [%clk 1:31:22] } 3. d4 { [%eval 0.27] [%clk 1:30:58] } 3... cxd4 { [%eval 0.19] [%clk 1:31:49] } 4. Nxd4 { [%eval 0.18] [%clk 1:31:24] } 4... Nf6 { [%eval 0.24] [%clk 1:32:15] } 5. Nc3 { [%eval 0.16] [%clk 1:31:44] } 5... a6 { [%eval 0.29] [%clk 1:32:43] } 6. f3 { [%eval 0.13] [%clk 1:30:11] } 6... e5 { [%eval 0.21] [%clk 1:33:09] } 7. Nb3 { [%eval 0.33] [%clk 1:30:35] } 7... Be6 { [%eval 0.31] [%clk 1:33:06] } 8. Nd5 { [%eval 0.03] [%clk 1:25:48] } 8... Bxd5 { [%eval 0.05] [%clk 1:29:30] } 9. exd5 { [%eval 0.07] [%clk 1:26:11] } 9... Nbd7 { [%eval 0.12] [%clk 1:29:41] } 10. Be3 { [%eval 0.17] [%clk 1:24:46] } 10... Be7 { [%eval 0.39] [%clk 1:24:33] } 11. Qd2 { [%eval 0.3] [%clk 1:21:23] } 11... O-O { [%eval 0.41] [%clk 1:24:55] } 12. Na5?! { [%eval -0.33] } { Inaccuracy. O-O-O was best. } { [%clk 1:15:27] } 12... Qc7 { [%eval -0.41] [%clk 1:18:49] } 13. Be2 { [%eval -0.35] [%clk 1:11:36] } 13... Rfc8?! { [%eval 0.27] } { Inaccuracy. e4 was best. } { [%clk 1:04:45] } 14. c4 { [%eval 0.28] [%clk 1:05:02] } 14... Bd8 { [%eval 0.3] [%clk 1:04:13] } 15. b4 { [%eval 0.27] [%clk 1:05:16] } 15... Qb8 { [%eval 0.27] [%clk 1:04:04] } 16. O-O { [%eval 0.28] [%clk 1:05:24] } 16... Bxa5 { [%eval 0.25] [%clk 1:03:17] } 17. bxa5 { [%eval 0.3] [%clk 1:05:48] } 17... Qc7 { [%eval 0.3] [%clk 1:00:51] } 18. Rab1 { [%eval 0.34] [%clk 0:56:30] } 18... Nc5 { [%eval 0.29] [%clk 1:00:02] } 19. Kh1 { [%eval -0.05] [%clk 0:50:40] } 19... Qe7 { [%eval 0.32] [%clk 0:55:22] } 20. f4?! { [%eval -0.27] } { Inaccuracy. Bd1 was best. } { [%clk 0:39:17] } 20... Nfe4 { [%eval -0.36] [%clk 0:46:55] } 21. Qe1 { [%eval -0.33] [%clk 0:39:36] } 21... exf4 { [%eval -0.35] [%clk 0:46:09] } 22. Bxf4 { [%eval -0.71] [%clk 0:20:57] } 22... Rc7 { [%eval -0.75] [%clk 0:44:32] } 23. Rf3 { [%eval -0.9] [%clk 0:12:37] } 23... Re8 { [%eval -0.85] [%clk 0:44:30] } 24. Qf1 { [%eval -1.12] [%clk 0:12:12] } 24... f5 { [%eval -0.93] [%clk 0:32:39] } 25. Rd1?! { [%eval -1.66] } { Inaccuracy. Be3 was best. } { [%clk 0:09:33] } 25... Qd8 { [%eval -1.5] [%clk 0:19:32] } 26. Rh3?! { [%eval -2.72] } { Inaccuracy. Be3 was best. } { [%clk 0:04:06] } 26... Rce7 { [%eval -2.61] [%clk 0:17:32] } 27. Bf3 { [%eval -2.76] [%clk 0:02:25] } 27... Qxa5 { [%eval -3.14] [%clk 0:16:45] } 28. Bxe4 { [%eval -2.97] [%clk 0:02:50] } 28... Nxe4 { [%eval -3.1] [%clk 0:16:32] } 29. Rf3 { [%eval -3.9] [%clk 0:02:06] } 29... Nf2+ { [%eval -3.88] [%clk 0:14:30] } 30. Rxf2 { [%eval -4.1] [%clk 0:02:22] } 30... Re1 { [%eval -3.85] [%clk 0:14:57] } 31. Rxe1 { [%eval -4.29] [%clk 0:01:10] } 31... Rxe1 { [%eval -4.42] [%clk 0:15:24] } 32. Bxd6 { [%eval -4.29] [%clk 0:01:28] } 32... Rxf1+ { [%eval -4.48] [%clk 0:15:36] } 33. Rxf1 { [%eval -4.44] [%clk 0:01:52] } 33... Qxa2 { [%eval -4.34] [%clk 0:15:57] } 34. h3 { [%eval -4.11] [%clk 0:00:57] } 34... Qxc4 { [%eval -4.58] [%clk 0:13:18] } 35. Rxf5 { [%eval -4.47] [%clk 0:01:21] } 35... Qc1+?! { [%eval -3.45] } { Inaccuracy. h6 was best. } { [%clk 0:11:53] } 36. Kh2 { [%eval -3.38] [%clk 0:01:43] } 36... Qc8 { [%eval -3.33] [%clk 0:12:19] } 37. Rf3 { [%eval -2.79] [%clk 0:01:38] } 37... Qd8 { [%eval -3.19] [%clk 0:09:10] } 38. Ba3 { [%eval -2.88] [%clk 0:01:37] } 38... a5 { [%eval -3.16] [%clk 0:09:02] } 39. d6 { [%eval -3.11] [%clk 0:01:39] } 39... b5 { [%eval -3.01] [%clk 0:09:03] } 40. Bc5 { [%eval -2.75] [%clk 0:01:36] } 40... g6 { [%eval -2.47] [%clk 0:05:26] } 41. Re3 { [%eval -2.37] [%clk 0:23:22] } 41... Qc8 { [%eval -2.0] [%clk 0:29:52] } 42. Bb6? { [%eval -3.64] } { Mistake. Bd4 was best. } { [%clk 0:22:37] } 42... Qc6 { [%eval -3.47] [%clk 0:29:53] } 43. Bc7 { [%eval -3.53] [%clk 0:22:28] } 43... a4 { [%eval -3.46] [%clk 0:26:14] } 44. Re7?! { [%eval -4.84] } { Inaccuracy. Bb8 was best. } { [%clk 0:15:01] } 44... a3 { [%eval -4.83] [%clk 0:24:57] } 45. Bb8 { [%eval -5.06] [%clk 0:10:22] } 45... Qc8 { [%eval -4.95] [%clk 0:23:26] } 46. Ba7 { [%eval -5.03] [%clk 0:05:22] } 46... a2 { [%eval -5.0] [%clk 0:18:35] } 47. Bd4 { [%eval -4.95] [%clk 0:05:16] } 47... Qc6 { [%eval -4.99] [%clk 0:16:25] } 48. Be5 { [%eval -4.61] [%clk 0:02:18] } 48... a1=Q { [%eval -5.13] [%clk 0:16:40] } 49. Bxa1 { [%eval -5.09] [%clk 0:02:24] } 49... Qxd6+ { [%eval -4.95] [%clk 0:17:06] } 50. Re5 { [%eval -4.74] [%clk 0:02:46] } 50... Kf7 { [%eval -4.22] [%clk 0:16:30] } 51. g4?! { [%eval -6.48] } { Inaccuracy. Kg1 was best. } { [%clk 0:01:16] } 51... Qd1 { [%eval -6.2] [%clk 0:15:07] } 52. Kg3 { [%eval -7.43] [%clk 0:00:31] } 52... Qxa1 { [%eval -7.01] [%clk 0:15:18] } 53. Rxb5?? { [%eval #-21] } { Checkmate is now unavoidable. Rd5 was best. } { [%clk 0:00:55] } 53... Qe1+ { [%eval -73.2] [%clk 0:15:40] } 54. Kf4 { [%eval -72.41] [%clk 0:00:33] } 54... Qf1+ { [%eval #-26] [%clk 0:16:05] } 0-1