Event: Round 4: Alan Pichot - Leandro Perdomo
Date: 2022-10-22
White: Alan Pichot
WhiteTitle: GM
Black: Leandro Perdomo
BlackTitle: IM
Result: 1-0
ECO: C97
Opening: Ruy Lopez: Closed, Chigorin Defense
Variant: Standard

1. e4 { [%eval 0.0] [%clk 0:15:08] } 1... e5 { [%eval 0.12] [%clk 0:15:09] } 2. Nf3 { [%eval 0.19] [%clk 0:15:11] } 2... Nc6 { [%eval 0.32] [%clk 0:15:13] } 3. Bb5 { [%eval 0.25] [%clk 0:15:13] } 3... a6 { [%eval 0.37] [%clk 0:15:18] } 4. Ba4 { [%eval 0.31] [%clk 0:15:17] } 4... Nf6 { [%eval 0.37] [%clk 0:15:21] } 5. O-O { [%eval 0.29] [%clk 0:15:20] } 5... Be7 { [%eval 0.36] [%clk 0:15:25] } 6. Re1 { [%eval 0.46] [%clk 0:15:23] } 6... b5 { [%eval 0.33] [%clk 0:15:29] } 7. Bb3 { [%eval 0.36] [%clk 0:15:26] } 7... d6 { [%eval 0.33] [%clk 0:15:33] } 8. c3 { [%eval 0.59] [%clk 0:15:29] } 8... O-O { [%eval 0.5] [%clk 0:15:36] } 9. h3 { [%eval 0.46] [%clk 0:15:32] } 9... Na5 { [%eval 0.78] [%clk 0:15:37] } 10. Bc2 { [%eval 0.74] [%clk 0:15:35] } 10... c5 { [%eval 0.62] [%clk 0:15:41] } 11. d4 { [%eval 0.72] [%clk 0:15:38] } 11... Qc7 { [%eval 0.73] [%clk 0:15:41] } 12. d5 { [%eval 0.72] [%clk 0:15:38] } 12... c4?! { [%eval 1.45] } { Inaccuracy. Nd7 was best. } { [%clk 0:15:31] } 13. b4 { [%eval 1.36] [%clk 0:15:04] } 13... cxb3 { [%eval 1.5] [%clk 0:13:04] } 14. axb3 { [%eval 1.69] [%clk 0:15:07] } 14... Nb7 { [%eval 1.97] [%clk 0:12:26] } 15. b4 { [%eval 1.99] [%clk 0:15:01] } 15... Bd7 { [%eval 1.93] [%clk 0:11:10] } 16. Be3 { [%eval 2.0] [%clk 0:14:51] } 16... a5 { [%eval 2.12] [%clk 0:11:01] } 17. Qd2?! { [%eval 0.95] } { Inaccuracy. Bd3 was best. } { [%clk 0:14:13] } 17... Rfc8?! { [%eval 1.87] } { Inaccuracy. axb4 was best. } { [%clk 0:10:08] } 18. Bd3 { [%eval 1.86] [%clk 0:13:44] } 18... Nd8 { [%eval 2.15] [%clk 0:07:36] } 19. Rc1 { [%eval 2.03] [%clk 0:13:02] } 19... axb4 { [%eval 2.15] [%clk 0:06:39] } 20. Rxa8 { [%eval 1.99] [%clk 0:13:01] } 20... Rxa8 { [%eval 2.15] [%clk 0:06:42] } 21. cxb4 { [%eval 1.98] [%clk 0:13:05] } 21... Qb7 { [%eval 2.13] [%clk 0:06:45] } 22. Nc3 { [%eval 1.81] [%clk 0:13:02] } 22... Ne8 { [%eval 2.15] [%clk 0:06:43] } 23. Qe2 { [%eval 1.95] [%clk 0:12:56] } 23... Nc7 { [%eval 1.97] [%clk 0:06:36] } 24. Nd2 { [%eval 1.78] [%clk 0:12:47] } 24... Ra3 { [%eval 2.07] [%clk 0:05:21] } 25. Qd1 { [%eval 1.8] [%clk 0:11:28] } 25... Na6? { [%eval 3.54] } { Mistake. h6 was best. } { [%clk 0:03:25] } 26. Ndb1 { [%eval 3.87] [%clk 0:11:29] } 26... Ra1 { [%eval 3.69] [%clk 0:03:28] } 27. Qb3 { [%eval 3.45] [%clk 0:11:29] } 27... Nc7 { [%eval 3.89] [%clk 0:03:29] } 28. Na2 { [%eval 3.26] [%clk 0:11:13] } 28... Na6? { [%eval 5.25] } { Mistake. f5 was best. } { [%clk 0:02:30] } 29. Qb2 { [%eval 5.14] [%clk 0:10:47] } 29... Rxa2 { [%eval 5.03] [%clk 0:02:34] } 30. Qxa2 { [%eval 5.21] [%clk 0:10:50] } 30... Nxb4 { [%eval 5.09] [%clk 0:02:37] } 31. Qa5 { [%eval 5.36] [%clk 0:10:47] } 31... Nxd3 { [%eval 5.12] [%clk 0:02:26] } 32. Rc7 { [%eval 5.38] [%clk 0:10:51] } 32... Qb8 { [%eval 6.89] [%clk 0:02:06] } 33. Rxd7 { [%eval 6.95] [%clk 0:10:53] } 33... Kf8 { [%eval 6.95] [%clk 0:02:06] } 34. Bb6?! { [%eval 4.39] } { Inaccuracy. Ra7 was best. } { [%clk 0:10:38] } 34... Nb7 { [%eval 3.88] [%clk 0:01:36] } 35. Qxb5 { [%eval 3.83] [%clk 0:07:06] } 35... Nbc5 { [%eval 4.21] [%clk 0:01:40] } 36. Rc7 { [%eval 4.1] [%clk 0:07:10] } 36... Bd8 { [%eval 3.87] [%clk 0:01:44] } 37. Rc6 { [%eval 5.23] [%clk 0:07:14] } 37... g6 { [%eval 5.41] [%clk 0:00:41] } 38. Nc3 { [%eval 5.65] [%clk 0:05:06] } 38... Bxb6 { [%eval 5.65] [%clk 0:00:45] } 39. Qxb6 { [%eval 5.64] [%clk 0:04:54] } 39... Qa8 { [%eval 6.75] [%clk 0:00:28] } 40. Rxd6 { [%eval 5.36] [%clk 0:02:49] } 40... Qa1+ { [%eval 5.9] [%clk 0:00:32] } 41. Nb1?? { [%eval 0.92] } { Blunder. Kh2 was best. } { [%clk 0:02:53] } 41... Nxe4? { [%eval 2.25] } { Mistake. Kg7 was best. } { [%clk 0:00:21] } 42. Rd8+ { [%eval 1.77] [%clk 0:02:53] } 42... Kg7 { [%eval 1.53] [%clk 0:00:25] } 43. d6 { [%eval 1.76] [%clk 0:02:58] } 43... Nb2?? { [%eval 6.99] } { Blunder. Ndc5 was best. } { [%clk 0:00:10] } 44. d7 { [%eval 6.98] [%clk 0:02:52] } 44... Qxb1+ { [%eval 6.93] [%clk 0:00:13] } 45. Kh2 { [%eval 6.97] [%clk 0:02:56] } 45... Qc1 { [%eval 8.67] [%clk 0:00:09] } 46. Rc8 { [%eval 8.95] [%clk 0:01:00] } 46... Qf4+ { [%eval 8.45] [%clk 0:00:12] } 47. g3 { [%eval 8.48] [%clk 0:01:05] } 47... Qf3 { [%eval 15.02] [%clk 0:00:12] } 48. d8=Q { [%eval 30.77] [%clk 0:01:04] } 1-0