Event: Round 1: Robert Perez - Oliver Barbosa
Date: 2022-01-14
White: Robert Perez
Black: Oliver Barbosa
BlackTitle: GM
Result: 0-1
ECO: A62
Opening: Benoni Defense: Fianchetto Variation
Variant: Standard

1. d4 { [%eval 0.3] [%clk 1:30:57] } 1... Nf6 { [%eval 0.0] [%clk 1:26:55] } 2. c4 { [%eval 0.23] [%clk 1:31:23] } 2... e6 { [%eval 0.28] [%clk 1:27:19] } 3. g3 { [%eval 0.3] [%clk 1:31:40] } 3... c5 { [%eval 0.37] [%clk 1:27:21] } 4. d5 { [%eval 0.33] [%clk 1:32:04] } 4... exd5 { [%eval 0.28] [%clk 1:27:31] } 5. cxd5 { [%eval 0.37] [%clk 1:32:32] } 5... d6 { [%eval 0.31] [%clk 1:27:51] } 6. Nc3 { [%eval 0.36] [%clk 1:32:59] } 6... g6 { [%eval 0.45] [%clk 1:28:02] } 7. Nf3 { [%eval 0.4] [%clk 1:33:18] } 7... Bg7 { [%eval 0.44] [%clk 1:28:11] } 8. Bg2 { [%eval 0.42] [%clk 1:33:42] } 8... O-O { [%eval 0.55] [%clk 1:28:17] } 9. O-O { [%eval 0.37] [%clk 1:34:07] } 9... Re8 { [%eval 0.59] [%clk 1:28:27] } 10. Bf4 { [%eval 0.35] [%clk 1:33:26] } 10... a6 { [%eval 0.69] [%clk 1:26:09] } 11. a4 { [%eval 0.5] [%clk 1:33:42] } 11... Nh5 { [%eval 0.81] [%clk 1:25:10] } 12. Bg5 { [%eval 0.55] [%clk 1:33:37] } 12... Qc7 { [%eval 1.11] [%clk 1:24:36] } 13. Qd2?! { [%eval 0.49] } { Inaccuracy. e4 was best. } { [%clk 1:29:31] } 13... Nd7 { [%eval 0.38] [%clk 1:21:33] } 14. h3 { [%eval 0.58] [%clk 1:17:34] } 14... Rb8 { [%eval 0.69] [%clk 1:16:46] } 15. a5?! { [%eval 0.02] } { Inaccuracy. Bh6 was best. } { [%clk 0:59:13] } 15... b5 { [%eval 0.0] [%clk 1:15:28] } 16. axb6 { [%eval 0.07] [%clk 0:59:38] } 16... Qxb6 { [%eval 0.01] [%clk 1:14:45] } 17. Ra2 { [%eval 0.16] [%clk 0:59:18] } 17... Qb3 { [%eval 0.37] [%clk 1:07:21] } 18. Bh6 { [%eval 0.35] [%clk 0:24:04] } 18... Bh8?! { [%eval 0.92] } { Inaccuracy. Nhf6 was best. } { [%clk 1:04:35] } 19. Rfa1?! { [%eval 0.38] } { Inaccuracy. g4 was best. } { [%clk 0:22:13] } 19... Nb6 { [%eval 0.48] [%clk 1:03:14] } 20. g4 { [%eval 0.08] [%clk 0:19:29] } 20... Nc4 { [%eval 0.18] [%clk 1:00:20] } 21. Qc1 { [%eval 0.0] [%clk 0:18:59] } 21... Nf6 { [%eval -0.16] [%clk 0:58:53] } 22. Nd2 { [%eval 0.13] [%clk 0:17:46] } 22... Nxd2 { [%eval -0.12] [%clk 0:59:12] } 23. Qxd2 { [%eval 0.1] [%clk 0:18:13] } 23... Nd7 { [%eval 0.13] [%clk 0:49:31] } 24. Nd1?! { [%eval -0.42] } { Inaccuracy. Qc1 was best. } { [%clk 0:10:35] } 24... Nb6 { [%eval -0.24] [%clk 0:47:22] } 25. Ra3 { [%eval -0.23] [%clk 0:09:07] } 25... Qb4 { [%eval -0.4] [%clk 0:46:29] } 26. Re3? { [%eval -1.47] } { Mistake. Qc2 was best. } { [%clk 0:08:52] } 26... Bb7? { [%eval 0.0] } { Mistake. Rxe3 was best. } { [%clk 0:46:49] } 27. Rxe8+ { [%eval -0.03] [%clk 0:08:09] } 27... Rxe8 { [%eval -0.19] [%clk 0:45:15] } 28. e4 { [%eval -0.41] [%clk 0:07:50] } 28... Qb5? { [%eval 0.78] } { Mistake. f5 was best. } { [%clk 0:29:36] } 29. Bf1 { [%eval 0.53] [%clk 0:06:18] } 29... Qb3? { [%eval 1.62] } { Mistake. Qb4 was best. } { [%clk 0:21:32] } 30. Ra3 { [%eval 1.62] [%clk 0:04:57] } 30... Qb4 { [%eval 1.32] [%clk 0:21:37] } 31. f3? { [%eval 0.23] } { Mistake. Qc2 was best. } { [%clk 0:05:21] } 31... Ra8? { [%eval 1.61] } { Mistake. f5 was best. } { [%clk 0:18:01] } 32. Qxb4? { [%eval 0.39] } { Mistake. Qc2 was best. } { [%clk 0:02:59] } 32... cxb4 { [%eval 0.88] [%clk 0:18:28] } 33. Ra5 { [%eval 1.11] [%clk 0:02:53] } 33... Nd7 { [%eval 1.36] [%clk 0:13:20] } 34. Bd2?! { [%eval 0.54] } { Inaccuracy. Bf4 was best. } { [%clk 0:02:15] } 34... Bd4+?! { [%eval 1.34] } { Inaccuracy. Rc8 was best. } { [%clk 0:12:51] } 35. Be3 { [%eval 1.35] [%clk 0:01:58] } 35... Bf6 { [%eval 1.34] [%clk 0:13:03] } 36. Kf2?! { [%eval 0.58] } { Inaccuracy. b3 was best. } { [%clk 0:01:20] } 36... Rc8? { [%eval 2.07] } { Mistake. Bh4+ was best. } { [%clk 0:12:16] } 37. Bd3?? { [%eval 0.0] } { Blunder. Ra4 was best. } { [%clk 0:01:31] } 37... Ne5?! { [%eval 0.52] } { Inaccuracy. Nc5 was best. } { [%clk 0:07:34] } 38. Ke2 { [%eval 0.3] [%clk 0:01:41] } 38... Bd8 { [%eval 0.8] [%clk 0:07:46] } 39. Ra1 { [%eval 0.92] [%clk 0:01:23] } 39... a5 { [%eval 0.73] [%clk 0:08:10] } 40. b3 { [%eval 0.71] [%clk 0:00:43] } 40... f5 { [%eval 0.59] [%clk 0:06:18] } 41. Rc1?? { [%eval -1.12] } { Blunder. gxf5 was best. } { [%clk 0:00:38] } 41... fxe4 { [%eval -0.82] [%clk 0:05:12] } 42. Bxe4 { [%eval -0.73] [%clk 0:00:39] } 42... Ba6+ { [%eval -0.56] [%clk 0:03:58] } 43. Kd2 { [%eval -0.49] [%clk 0:01:07] } 43... Bf6 { [%eval 0.0] [%clk 0:00:54] } 44. Rxc8+ { [%eval 0.16] [%clk 0:00:58] } 44... Bxc8 { [%eval 0.03] [%clk 0:01:22] } 45. Bb6?! { [%eval -0.87] } { Inaccuracy. f4 was best. } { [%clk 0:01:14] } 45... a4 { [%eval -0.92] [%clk 0:01:47] } 46. Ba5?? { [%eval -4.58] } { Blunder. Kc2 was best. } 46... a3 { [%eval -4.53] [%clk 0:01:46] } 47. Bb1 { [%eval -4.53] [%clk 0:00:38] } 47... Nxf3+?? { [%eval -2.0] } { Blunder. Bg5+ was best. } { [%clk 0:01:30] } 48. Ke3 { [%eval -2.06] [%clk 0:01:07] } 48... Nd4 { [%eval -1.75] [%clk 0:01:43] } 49. Ke4 { [%eval -2.63] [%clk 0:00:36] } 49... h5 { [%eval -2.86] [%clk 0:00:58] } 50. Ne3? { [%eval -5.17] } { Mistake. Bxb4 was best. } { [%clk 0:00:36] } 50... hxg4 { [%eval -4.79] [%clk 0:00:58] } 51. hxg4 { [%eval -4.91] [%clk 0:01:05] } 51... Nb5 { [%eval -5.13] [%clk 0:01:16] } 52. Bxb4 { [%eval -4.99] [%clk 0:00:43] } 52... Bc3 { [%eval -5.11] [%clk 0:01:29] } 53. Bxa3 { [%eval -4.97] } 53... Nxa3 { [%eval -5.03] [%clk 0:01:44] } 54. Bd3 { [%eval -5.15] [%clk 0:01:01] } 54... Bd7 { [%eval -5.1] [%clk 0:01:56] } 55. Kf3 { [%eval -5.17] [%clk 0:00:32] } 55... Kg7 { [%eval -5.29] [%clk 0:02:14] } 56. g5 { [%eval -5.12] [%clk 0:00:34] } 56... Nb5 { [%eval -5.1] [%clk 0:01:56] } 57. Ng2 { [%eval -5.73] [%clk 0:00:34] } 57... Nd4+ { [%eval -5.89] [%clk 0:02:03] } 58. Kf2 { [%eval -5.63] [%clk 0:00:43] } 58... Bd2 { [%eval -5.7] [%clk 0:02:00] } 59. Ne3 { [%eval -5.84] [%clk 0:00:37] } 59... Nxb3 { [%eval -5.83] [%clk 0:02:06] } 60. Ke2 { [%eval -5.99] [%clk 0:00:38] } 60... Bxe3 { [%eval -5.93] [%clk 0:01:22] } 61. Kxe3 { [%eval -6.0] [%clk 0:01:06] } 61... Bf5 { [%eval -6.33] [%clk 0:01:40] } 62. Bc4 { [%eval -6.34] [%clk 0:01:20] } 62... Nc5 { [%eval -6.48] [%clk 0:02:05] } 63. Be2 { [%eval -6.25] [%clk 0:01:24] } 63... Kf8 { [%eval -6.54] [%clk 0:02:28] } 64. Kf4 { [%eval -6.46] [%clk 0:00:41] } 64... Ke7 { [%eval -6.57] [%clk 0:02:52] } 65. Ke3 { [%eval -6.48] [%clk 0:00:38] } 65... Kd7 { [%eval -6.9] [%clk 0:03:14] } 66. Kd4 { [%eval -7.32] } 0-1