Event: Round 2: Antonio, Rogelio Jr - Becker, Rogerio Sperb
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-2/1n88gARz/wR6ptEgt
Date: 2025-10-22
White: Antonio, Rogelio Jr
WhiteTitle: GM
WhiteElo: 2358
Black: Becker, Rogerio Sperb
BlackElo: 2152
Result: 1-0
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:28:00] } 1... c5 { [%eval 0.24] [%clk 1:30:39] } 2. Nf3 { [%eval 0.2] [%clk 1:26:08] } 2... Nc6 { [%eval 0.3] [%clk 1:30:57] } 3. Bb5 { [%eval 0.17] [%clk 1:24:56] } 3... g6 { [%eval 0.24] [%clk 1:30:20] } 4. Bxc6 { [%eval 0.53] [%clk 1:21:06] } 4... dxc6 { [%eval 0.5] [%clk 1:28:55] } 5. d3 { [%eval 0.4] [%clk 1:21:14] } 5... Bg7 { [%eval 0.28] [%clk 1:26:41] } 6. h3 { [%eval 0.3] [%clk 1:20:48] } 6... Nf6 { [%eval 0.53] [%clk 1:25:50] } 7. Be3? { [%eval -0.75] } { Mistake. Nc3 was best. } { [%clk 1:21:04] } 7... Nd7? { [%eval 0.44] } { Mistake. Nxe4 was best. } { [%clk 1:20:40] } 8. Nc3 { [%eval 0.49] [%clk 1:21:00] } 8... e5 { [%eval 0.45] [%clk 1:18:04] } 9. Qd2 { [%eval 0.59] [%clk 1:19:41] } 9... Qe7 { [%eval 0.53] [%clk 1:16:11] } 10. Bh6 { [%eval 0.45] [%clk 1:16:52] } 10... f6 { [%eval 0.56] [%clk 1:13:26] } 11. Bxg7 { [%eval 0.53] [%clk 1:15:17] } 11... Qxg7 { [%eval 0.5] [%clk 1:13:49] } 12. Nh2 { [%eval 0.49] [%clk 1:15:42] } 12... Nf8 { [%eval 0.33] [%clk 1:07:22] } 13. f4 { [%eval 0.31] [%clk 1:14:34] } 13... exf4 { [%eval 0.31] [%clk 1:06:17] } 14. Qxf4 { [%eval 0.43] [%clk 1:15:01] } 14... Ne6 { [%eval 0.51] [%clk 1:06:22] } 15. Qg3 { [%eval 0.29] [%clk 1:12:01] } 15... Nd4 { [%eval 0.28] [%clk 1:03:51] } 16. O-O-O { [%eval 0.35] [%clk 1:09:24] } 16... Be6 { [%eval 0.31] [%clk 0:57:29] } 17. Kb1 { [%eval 0.3] [%clk 1:07:50] } 17... O-O-O { [%eval 0.34] [%clk 0:54:48] } 18. Rhf1 { [%eval 0.35] [%clk 1:07:09] } 18... Rhf8 { [%eval 0.29] [%clk 0:53:34] } 19. Nf3 { [%eval 0.31] [%clk 1:06:43] } 19... Qe7 { [%eval 0.33] [%clk 0:43:20] } 20. Nd2 { [%eval 0.18] [%clk 1:04:24] } 20... Rf7 { [%eval 0.37] [%clk 0:38:54] } 21. Rde1 { [%eval 0.19] [%clk 1:02:27] } 21... Qc7 { [%eval 0.45] [%clk 0:35:50] } 22. Qxc7+ { [%eval 0.41] [%clk 0:59:36] } 22... Kxc7 { [%eval 0.33] [%clk 0:36:10] } 23. Nd1 { [%eval 0.24] [%clk 1:00:04] } 23... Nb5 { [%eval 0.31] [%clk 0:28:32] } 24. Ne3 { [%eval 0.35] [%clk 0:57:53] } 24... Nd6 { [%eval 0.32] [%clk 0:26:25] } 25. Ng4 { [%eval 0.13] [%clk 0:56:35] } 25... Bxg4 { [%eval 0.13] [%clk 0:24:53] } 26. hxg4 { [%eval 0.17] [%clk 0:57:03] } 26... Re8 { [%eval 0.32] [%clk 0:23:45] } 27. c4 { [%eval -0.14] [%clk 0:54:38] } 27... Ree7 { [%eval 0.03] [%clk 0:22:25] } 28. Rf3 { [%eval 0.0] [%clk 0:53:27] } 28... Ne8 { [%eval 0.22] [%clk 0:19:00] } 29. Ref1 { [%eval 0.13] [%clk 0:49:44] } 29... Rg7 { [%eval 0.12] [%clk 0:18:35] } 30. Kc2 { [%eval 0.09] [%clk 0:47:55] } 30... Rg8 { [%eval 0.18] [%clk 0:16:51] } 31. a3 { [%eval 0.24] [%clk 0:46:48] } 31... a5 { [%eval 0.2] [%clk 0:16:52] } 32. Kc3 { [%eval 0.26] [%clk 0:47:04] } 32... b6 { [%eval 0.19] [%clk 0:15:57] } 33. b4 { [%eval 0.11] [%clk 0:46:05] } 33... cxb4+ { [%eval 0.1] [%clk 0:15:45] } 34. axb4 { [%eval 0.06] [%clk 0:46:33] } 34... axb4+ { [%eval 0.13] [%clk 0:15:22] } 35. Kxb4 { [%eval 0.16] [%clk 0:47:01] } 35... c5+ { [%eval 0.14] [%clk 0:13:42] } 36. Kb3 { [%eval 0.11] [%clk 0:47:14] } 36... h5 { [%eval 0.19] [%clk 0:11:20] } 37. Rg3 { [%eval 0.15] [%clk 0:45:52] } 37... hxg4 { [%eval 0.14] [%clk 0:10:39] } 38. Rxg4 { [%eval 0.23] [%clk 0:46:21] } 38... g5 { [%eval 0.52] [%clk 0:10:55] } 39. Nb1 { [%eval 0.54] [%clk 0:46:07] } 39... Re6 { [%eval 1.09] [%clk 0:05:45] } 40. Nc3 { [%eval 1.2] [%clk 0:44:39] } 40... Rh8 { [%eval 1.77] [%clk 0:05:35] } 41. Rg3 { [%eval 1.74] [%clk 0:42:51] } 41... Rh2 { [%eval 1.72] [%clk 0:04:47] } 42. Ra1 { [%eval 1.43] [%clk 0:41:50] } 42... Kb7 { [%eval 1.76] [%clk 0:04:51] } 43. Nd5 { [%eval 1.81] [%clk 0:40:32] } 43... Nc7 { [%eval 2.23] [%clk 0:02:52] } 44. Rf1 { [%eval 2.26] [%clk 0:40:22] } 44... Ne8 { [%eval 2.16] [%clk 0:02:14] } 45. Kc3 { [%eval 2.17] [%clk 0:40:29] } 45... Kc6 { [%eval 2.35] [%clk 0:01:06] } 46. Ra1 { [%eval 2.15] [%clk 0:37:33] } 46... Kb7 { [%eval 2.05] [%clk 0:01:23] } 47. Ra2 { [%eval 1.86] [%clk 0:37:45] } 47... Rh1 { [%eval 2.16] [%clk 0:27:47] } 48. Rf3 { [%eval 2.22] [%clk 1:08:05] } 48... Rc1+ { [%eval 2.31] [%clk 0:26:34] } 49. Kd2 { [%eval 2.17] [%clk 1:07:39] } 49... Rg1 { [%eval 2.06] [%clk 0:26:47] } 50. Ke3 { [%eval 2.37] [%clk 1:07:58] } 50... Re1+ { [%eval 2.36] [%clk 0:26:48] } 51. Kf2 { [%eval 2.34] [%clk 1:08:22] } 51... Rh1 { [%eval 2.21] [%clk 0:27:09] } 52. Kg3 { [%eval 1.96] [%clk 1:08:13] } 52... Ng7 { [%eval 1.9] [%clk 0:26:22] } 53. Kf2 { [%eval 1.77] [%clk 1:03:04] } 53... Ne8 { [%eval 2.2] [%clk 0:23:19] } 54. Ra3 { [%eval 2.07] [%clk 1:00:40] } 54... Rd6? { [%eval 3.99] } { Mistake. Rh6 was best. } { [%clk 0:17:23] } 55. e5 { [%eval 3.89] [%clk 0:56:19] } 55... fxe5?! { [%eval 5.36] } { Inaccuracy. Rd7 was best. } { [%clk 0:17:40] } 56. Rf7+ { [%eval 5.03] [%clk 0:56:43] } 56... Kc6 { [%eval 4.44] [%clk 0:17:04] } 57. Ra8 { [%eval 4.48] [%clk 0:54:38] } 1-0