[Event "45th FIDE Chess Olympiad"] [Site "Budapest, Hungary"] [Date "2024.09.11"] [Round "1.303"] [White "Cabezas Solano, David Alejandro"] [Black "Farquhar, Abner"] [Result "0-1"] [WhiteElo "2248"] [WhiteTitle "FM"] [WhiteTeam "Costa Rica"] [WhiteFideId "6507522"] [BlackElo "1678"] [BlackTeam "Antigua and Barbuda"] [BlackFideId "23800410"] [TimeControl "40/5400+30:1800_30\""] [Variant "Standard"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation, Positional Variation"] [Annotator "https://lichess.org/@/SergioGlorias"] [Source "https://lichess.org/study/XIlqYcFX/qDWUSGRA"] [Orientation "white"] 1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... d5 { [%eval 0.23] [%clk 1:30:55] } 2. c4 { [%eval 0.19] [%clk 1:31:11] } 2... e6 { [%eval 0.17] [%clk 1:31:21] } 3. Nc3 { [%eval 0.19] [%clk 1:31:19] } 3... Nf6 { [%eval 0.24] [%clk 1:31:31] } 4. cxd5 { [%eval 0.35] [%clk 1:31:34] } 4... exd5 { [%eval 0.26] [%clk 1:31:56] } 5. Bg5 { [%eval 0.21] [%clk 1:31:55] } 5... c6 { [%eval 0.28] [%clk 1:32:04] } 6. e3 { [%eval 0.2] [%clk 1:32:01] } 6... h6 { [%eval 0.34] [%clk 1:32:07] } 7. Bh4 { [%eval 0.21] [%clk 1:32:21] } 7... Be7 { [%eval 0.24] [%clk 1:32:05] } 8. Qc2 { [%eval 0.25] [%clk 1:32:06] } 8... O-O { [%eval 0.2] [%clk 1:32:04] } 9. Bd3 { [%eval 0.27] [%clk 1:32:06] } 9... Re8 { [%eval 0.27] [%clk 1:31:33] } 10. Nge2 { [%eval 0.2] [%clk 1:31:59] } 10... Ne4 { [%eval 0.48] [%clk 1:31:01] } 11. Bxe7 { [%eval 0.58] [%clk 1:31:27] } 11... Qxe7 { [%eval 0.59] [%clk 1:31:26] } 12. Bxe4 { [%eval 0.41] [%clk 1:29:40] } 12... dxe4 { [%eval 0.42] [%clk 1:31:38] } 13. O-O { [%eval 0.39] [%clk 1:29:39] } 13... Na6 { [%eval 0.44] [%clk 1:30:52] } 14. Ng3 { [%eval 0.57] [%clk 1:18:31] } 14... f5 { [%eval 0.52] [%clk 1:29:49] } 15. f3 { [%eval 0.48] [%clk 1:06:48] } 15... Nb4 { [%eval 0.6] [%clk 1:17:03] } 16. Qb3+?! { [%eval -0.07] } { Inaccuracy. Qd2 was best. } { [%clk 0:57:24] } (16. Qd2 exf3 17. Rxf3 Bd7 18. h3 Rac8 19. Re1 Rf8 20. Ref1 Nd5 21. Nxd5 cxd5) 16... Be6 { [%eval -0.01] [%clk 1:12:55] } 17. Nxf5 { [%eval -0.37] [%clk 0:50:04] } 17... Bxb3 { [%eval -0.46] [%clk 1:13:22] } 18. Nxe7+ { [%eval -0.39] [%clk 0:50:29] } 18... Rxe7 { [%eval -0.32] [%clk 1:13:17] } 19. axb3 { [%eval -0.35] [%clk 0:50:57] } 19... exf3 { [%eval -0.51] [%clk 1:13:31] } 20. Ra4?? { [%eval -2.72] } { Blunder. Rxf3 was best. } { [%clk 0:30:37] } (20. Rxf3 Nc2 21. Rd1 Nxe3 22. Rd2 b6 23. Rf4 Rd8 24. Re2 Nd5 25. Rxe7 Nxe7) 20... fxg2 { [%eval -2.6] [%clk 1:10:57] } 21. Rd1? { [%eval -4.24] } { Mistake. Rf2 was best. } { [%clk 0:26:49] } (21. Rf2 b5 22. Rxb4 a5 23. Rxb5 cxb5 24. Nd5 Rf7 25. Rc2 Rd8 26. Rc5 Kh7) 21... Nc2 { [%eval -3.95] [%clk 1:09:37] } 22. e4 { [%eval -4.92] [%clk 0:26:37] } 22... Rf8 { [%eval -5.0] [%clk 1:09:19] } 23. Raa1 { [%eval -4.91] [%clk 0:15:32] } 23... Ref7 { [%eval -4.88] [%clk 1:08:56] } 24. Kxg2 { [%eval -4.82] [%clk 0:15:24] } 24... Rf2+ { [%eval -4.73] [%clk 1:08:24] } 25. Kg1 { [%eval -4.86] [%clk 0:15:28] } 25... Nxa1 { [%eval -4.73] [%clk 1:08:38] } 26. Rxa1 { [%eval -4.76] [%clk 0:15:55] } 26... Rxb2 { [%eval -4.76] [%clk 1:08:45] } 27. d5 { [%eval -5.08] [%clk 0:11:40] } 27... cxd5 { [%eval -4.88] [%clk 1:07:47] } 28. exd5 { [%eval -5.03] [%clk 0:11:22] } 28... Rxb3 { [%eval -4.98] [%clk 1:07:33] } 29. Ne4 { [%eval -4.98] [%clk 0:11:48] } 29... Rd8 { [%eval -4.82] [%clk 1:07:20] } 30. Rxa7 { [%eval -5.14] [%clk 0:10:06] } 30... Rxd5 { [%eval -5.14] [%clk 1:07:08] } 31. Kf2 { [%eval -5.14] [%clk 0:10:04] } 31... Rh5 { [%eval -4.94] [%clk 1:06:05] } 32. Kg2 { [%eval -5.0] [%clk 0:09:37] } 32... Rb2+ { [%eval -5.02] [%clk 1:06:11] } 33. Kf3 { [%eval -5.04] [%clk 0:09:42] } 33... Rhxh2 { [%eval -4.87] [%clk 1:05:39] } 34. Nd6 { [%eval -5.09] [%clk 0:08:44] } 34... b5 { [%eval -4.88] [%clk 1:05:03] } 35. Nf5 { [%eval -5.83] [%clk 0:08:55] } 35... Rhf2+ { [%eval -5.76] [%clk 1:05:17] } 36. Ke4 { [%eval -5.52] [%clk 0:09:09] } 36... Rxf5 { [%eval -5.28] [%clk 1:04:57] } 37. Kxf5 { [%eval -5.04] [%clk 0:09:38] } 37... b4 { [%eval -5.1] [%clk 1:04:31] } 38. Kg6 { [%eval -6.08] [%clk 0:09:44] } 38... Rg2+ { [%eval -5.96] [%clk 1:04:59] } 39. Kf5 { [%eval -5.72] [%clk 0:10:05] } 39... b3 { [%eval -5.44] [%clk 1:05:01] } 40. Rb7 { [%eval -5.43] [%clk 0:10:34] } 40... b2 { [%eval -5.35] [%clk 1:04:43] } 41. Rb8+ { [%eval -5.38] [%clk 0:10:47] } 41... Kh7 { [%eval -5.36] [%clk 1:05:10] } 42. Rb7 { [%eval -6.81] [%clk 0:11:04] } 42... h5 { [%eval -6.77] [%clk 1:05:23] } 43. Rb4 { [%eval -6.77] [%clk 0:11:13] } 43... g6+ { [%eval -6.62] [%clk 1:04:56] } 44. Kf6 { [%eval -6.46] [%clk 0:11:30] } 44... Kh6 { [%eval -6.57] [%clk 1:04:49] } 45. Rb8 { [%eval -7.5] [%clk 0:11:45] } 45... Rf2+ { [%eval -6.74] [%clk 1:05:17] } 46. Ke5 { [%eval -7.34] [%clk 0:12:05] } 46... h4 { [%eval -6.84] [%clk 1:05:13] } 47. Ke4 { [%eval -9.87] [%clk 0:11:47] } 47... Kg5 { [%eval -6.92] [%clk 1:03:55] } 48. Ke3 { [%eval -8.78] [%clk 0:10:18] } 48... Rg2 { [%eval -8.76] [%clk 1:04:19] } 49. Kf3 { [%eval -9.49] [%clk 0:10:46] } 49... h3 { [%eval #-15] [%clk 1:03:33] } 50. Rb5+?? { [%eval #-15] } { Checkmate is now unavoidable. Rb4 was best. } { [%clk 0:10:44] } (50. Rb4 Rc2 51. Kg3 h2 52. Rb5+ Kh6 53. Rb8 h1=Q 54. Rh8+ Kg5 55. Rxh1 Rc1) 50... Kh6 { [%eval #-17] [%clk 1:03:28] } 51. Rb8 { [%eval #-22] [%clk 0:10:56] } 51... Rc2 { [%eval -13.51] [%clk 1:03:23] } 0-1