Event: World Senior Chess Championship 2024
Site: Porto Santo, Portugal
Date: 2024-11-24
White: Biro, Sandor
WhiteTitle: IM
WhiteElo: 2054
Black: Silva, Fernando
BlackTitle: IM
BlackElo: 2272
Result: 1/2-1/2
ECO: B50
Opening: Sicilian Defense: Delayed Alapin Variation, with d6
Variant: Standard
TimeControl: 90'/40+30'/G+30''

1. e4 { [%eval 0.18] [%clk 1:28:38] } 1... c5 { [%eval 0.25] [%clk 1:30:37] } 2. Nf3 { [%eval 0.21] [%clk 1:28:37] } 2... d6 { [%eval 0.23] [%clk 1:29:59] } 3. c3 { [%eval -0.1] [%clk 1:28:42] } 3... Nf6 { [%eval 0.0] [%clk 1:30:03] } 4. Be2 { [%eval 0.0] [%clk 1:29:03] } 4... Nc6 { [%eval 0.38] [%clk 1:29:46] } 5. d4 { [%eval 0.38] [%clk 1:29:25] } 5... e6 { [%eval 0.5] [%clk 1:24:16] } 6. Nbd2 { [%eval 0.34] [%clk 1:28:35] } 6... Be7 { [%eval 0.62] [%clk 1:23:42] } 7. O-O { [%eval 0.35] [%clk 1:28:35] } 7... O-O { [%eval 0.27] [%clk 1:23:12] } 8. h3 { [%eval 0.31] [%clk 1:25:22] } 8... cxd4 { [%eval 0.27] [%clk 1:20:07] } 9. cxd4 { [%eval 0.22] [%clk 1:24:33] } 9... d5 { [%eval 0.39] [%clk 1:20:11] } 10. e5 { [%eval 0.4] [%clk 1:23:08] } 10... Ne4 { [%eval 0.7] [%clk 1:20:06] } 11. Bd3 { [%eval 0.67] [%clk 1:23:19] } 11... Nxd2 { [%eval 0.91] [%clk 1:18:08] } 12. Bxd2 { [%eval 0.86] [%clk 1:23:40] } 12... Bd7 { [%eval 0.93] [%clk 1:17:08] } 13. a3 { [%eval 0.8] [%clk 1:18:41] } 13... f6 { [%eval 0.81] [%clk 1:09:29] } 14. exf6 { [%eval 0.88] [%clk 1:18:07] } 14... Bxf6 { [%eval 0.83] [%clk 1:06:25] } 15. Bc3 { [%eval 0.83] [%clk 1:04:09] } 15... Qe8 { [%eval 0.84] [%clk 0:58:02] } 16. Re1 { [%eval 0.88] [%clk 0:59:17] } 16... Qh5 { [%eval 1.3] [%clk 0:55:30] } 17. Re3 { [%eval 0.84] [%clk 0:59:19] } 17... Be7?! { [%eval 1.59] } { Inaccuracy. a6 was best. } { [%clk 0:53:07] } 18. Qe2?! { [%eval 0.63] } { Inaccuracy. Qb3 was best. } { [%clk 0:57:18] } 18... Rae8?! { [%eval 1.47] } { Inaccuracy. Bd6 was best. } { [%clk 0:44:54] } 19. Re1?! { [%eval 0.82] } { Inaccuracy. b4 was best. } { [%clk 0:55:41] } 19... Bd6 { [%eval 0.83] [%clk 0:43:06] } 20. Qc2?! { [%eval 0.13] } { Inaccuracy. Bb5 was best. } { [%clk 0:25:24] } 20... Bf4 { [%eval 0.13] [%clk 0:42:36] } 21. R3e2 { [%eval 0.0] [%clk 0:25:14] } 21... Bc7 { [%eval 0.05] [%clk 0:39:25] } 22. Ne5 { [%eval 0.02] [%clk 0:16:39] } 22... Nxe5 { [%eval 0.05] [%clk 0:39:29] } 23. Rxe5 { [%eval -0.12] [%clk 0:16:15] } 23... Bxe5 { [%eval -0.15] [%clk 0:39:17] } 24. Rxe5 { [%eval -0.29] [%clk 0:16:38] } 24... Qh4 { [%eval -0.19] [%clk 0:38:52] } 25. Qe2 { [%eval -0.28] [%clk 0:16:33] } 25... g6 { [%eval 0.0] [%clk 0:35:57] } 26. g3 { [%eval 0.0] [%clk 0:13:18] } 26... Qf6 { [%eval 0.0] [%clk 0:31:40] } 27. Kg2 { [%eval -0.03] [%clk 0:12:20] } 27... a6 { [%eval 0.0] [%clk 0:31:34] } 28. Qe3 { [%eval -0.31] [%clk 0:07:30] } 28... Qg7 { [%eval -0.23] [%clk 0:27:48] } 29. h4 { [%eval -0.2] [%clk 0:06:54] } 29... Rf7 { [%eval 0.28] [%clk 0:24:25] } 30. Bb4 { [%eval 0.28] [%clk 0:04:44] } 30... Qf6 { [%eval 0.6] [%clk 0:20:06] } 31. h5 { [%eval 0.72] [%clk 0:02:28] } 31... gxh5? { [%eval 2.15] } { Mistake. Bb5 was best. } { [%clk 0:20:03] } 32. Rxh5 { [%eval 2.12] [%clk 0:02:22] } 32... Ba4 { [%eval 2.04] [%clk 0:19:14] } 33. Bd6 { [%eval 2.08] [%clk 0:00:14] } 33... Bd1 { [%eval 2.03] } 34. Rg5+? { [%eval 0.63] } { Mistake. Rf5 was best. } { [%clk 0:00:44] } 34... Rg7 { [%eval 0.64] } 35. Rxg7+ { [%eval 0.7] [%clk 0:00:44] } 35... Qxg7 { [%eval 0.75] } 36. Be5?! { [%eval 0.0] } { Inaccuracy. f3 was best. } { [%clk 0:00:44] } 36... Qg4 { [%eval 0.33] } 37. f3 { [%eval 0.41] [%clk 0:00:44] } 37... Qh5 { [%eval 0.43] } 38. g4 { [%eval 0.13] [%clk 0:00:44] } 38... Qh4 { [%eval 0.07] } 39. Bg3 { [%eval 0.04] [%clk 0:00:44] } 39... Qf6 { [%eval 0.17] } 40. Bxh7+? { [%eval -1.08] } { Mistake. Be5 was best. } { [%clk 0:00:44] } 40... Kxh7 { [%eval -1.47] } 41. Qd3+ { [%eval -0.98] [%clk 0:00:44] } 41... Qg6 { [%eval -0.93] } 42. Qxd1 { [%eval -0.92] [%clk 0:00:44] } 42... Rc8 { [%eval -1.43] } 43. Qh1+? { [%eval -2.93] } { Mistake. Bf2 was best. } { [%clk 0:00:44] } 43... Kg8?? { [%eval -0.47] } { Blunder. Qh6 was best. } 44. Qh5?? { [%eval -5.06] } { Blunder. Qh4 was best. } { [%clk 0:00:44] } 44... Qc2+?? { [%eval -0.01] } { Blunder. Qxh5 was best. } 45. Bf2 { [%eval 0.0] [%clk 0:00:44] } 45... Qh7 { [%eval 0.0] } 46. Qg5+ { [%eval -0.14] [%clk 0:00:44] } 46... Qg7 { [%eval 0.0] } 47. Qe3 { [%eval 0.0] [%clk 0:00:44] } 47... Kf7 { [%eval 0.0] } 48. Bh4 { [%eval 0.0] [%clk 0:00:44] } 48... Qg6 { [%eval 0.0] } 49. Kg3 { [%eval 0.0] [%clk 0:00:44] } 49... Ke8 { [%eval 0.0] } 50. Qb3?! { [%eval -0.82] } { Inaccuracy. Qe1 was best. } { [%clk 0:00:44] } 50... Qf7 { [%eval -0.89] } 51. f4?? { [%eval -3.29] } { Blunder. Qe3 was best. } { [%clk 0:00:44] } 51... Kf8?? { [%eval -1.02] } { Blunder. Qg6 was best. } 52. Qb4+ { [%eval -0.65] [%clk 0:00:44] } 52... Kg8 { [%eval -0.52] } 53. Qd6 { [%eval -1.02] [%clk 0:00:44] } 53... Kh7?! { [%eval 0.0] } { Inaccuracy. Re8 was best. } 54. Bf6 { [%eval 0.0] [%clk 0:00:44] } 54... Rg8 { [%eval 0.0] } 55. Be5 { [%eval 0.0] [%clk 0:00:44] } 55... Re8 { [%eval 0.0] } 56. Qc5 { [%eval 0.0] [%clk 0:00:44] } 56... Kg8 { [%eval 0.0] } 57. Qb6 { [%eval 0.0] [%clk 0:00:44] } 57... Qh7 { [%eval 0.0] } 58. g5 { [%eval 0.0] [%clk 0:00:44] } 58... Qd3+ { [%eval 0.0] } 59. Kh4 { [%eval 0.0] [%clk 0:00:44] } 59... Qh7+ { [%eval 0.0] } 60. Kg3 { [%eval 0.0] [%clk 0:00:44] } 60... Qd3+ { [%eval 0.0] } 1/2-1/2