Event: Round 4: Robby Kevlishvili - Robert Perez
Site: https://lichess.org/study/tNQ8JM26/LtWEwqxe
Date: 2022-10-28
White: Robby Kevlishvili
WhiteTitle: GM
Black: Robert Perez
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.0] [%clk 1:30:09] } 1... c5 { [%eval 0.32] [%clk 1:30:56] } 2. Nf3 { [%eval 0.0] [%clk 1:30:29] } 2... d6 { [%eval 0.0] [%clk 1:31:18] } 3. d4 { [%eval 0.25] [%clk 1:30:54] } 3... cxd4 { [%eval 0.13] [%clk 1:31:45] } 4. Nxd4 { [%eval 0.27] [%clk 1:31:17] } 4... Nf6 { [%eval 0.31] [%clk 1:32:09] } 5. Nc3 { [%eval 0.18] [%clk 1:31:42] } 5... a6 { [%eval 0.39] [%clk 1:32:34] } 6. h4 { [%eval 0.0] [%clk 1:32:06] } 6... e5 { [%eval 0.0] [%clk 1:32:28] } 7. Nb3 { [%eval 0.0] [%clk 1:32:22] } 7... Be7 { [%eval 0.0] [%clk 1:32:33] } 8. Bg5 { [%eval 0.19] [%clk 1:32:45] } 8... Be6 { [%eval 0.12] [%clk 1:32:37] } 9. Bxf6 { [%eval 0.1] [%clk 1:33:09] } 9... Bxf6 { [%eval 0.16] [%clk 1:33:04] } 10. g3 { [%eval 0.38] [%clk 1:33:31] } 10... Be7 { [%eval 0.13] [%clk 1:33:07] } 11. Qd3 { [%eval 0.03] [%clk 1:33:49] } 11... Nd7 { [%eval -0.02] [%clk 1:32:18] } 12. O-O-O { [%eval 0.33] [%clk 1:33:52] } 12... b5 { [%eval 0.0] [%clk 1:31:33] } 13. f4 { [%eval 0.0] [%clk 1:27:56] } 13... b4 { [%eval 0.0] [%clk 1:04:44] } 14. Nd5 { [%eval 0.0] [%clk 1:28:19] } 14... Bxd5 { [%eval 0.0] [%clk 1:04:54] } 15. Qxd5 { [%eval 0.0] [%clk 1:28:41] } 15... O-O { [%eval 0.0] [%clk 1:04:07] } 16. Nd2?! { [%eval -0.91] } { Inaccuracy. Qb7 was best. } { [%clk 1:22:22] } 16... Nf6 { [%eval -0.61] [%clk 1:00:56] } 17. Qb3 { [%eval -1.08] [%clk 1:20:33] } 17... Qc7 { [%eval -0.67] [%clk 0:55:09] } 18. Kb1?! { [%eval -1.29] } { Inaccuracy. Qc4 was best. } { [%clk 1:19:31] } 18... a5 { [%eval -1.44] [%clk 0:54:50] } 19. Bc4 { [%eval -1.52] [%clk 1:11:00] } 19... a4 { [%eval -1.44] [%clk 0:48:50] } 20. Qd3 { [%eval -1.5] [%clk 1:11:06] } 20... Rfc8?! { [%eval -0.87] } { Inaccuracy. a3 was best. } { [%clk 0:40:16] } 21. Rhf1 { [%eval -0.62] [%clk 1:07:24] } 21... h5 { [%eval -0.92] [%clk 0:36:38] } 22. Rc1 { [%eval -0.99] [%clk 1:00:35] } 22... Ra5?! { [%eval -0.15] } { Inaccuracy. a3 was best. } { [%clk 0:34:52] } 23. c3 { [%eval -0.5] [%clk 0:56:55] } 23... bxc3 { [%eval -0.42] [%clk 0:34:20] } 24. Rxc3 { [%eval -0.7] [%clk 0:57:14] } 24... Rc5 { [%eval -0.45] [%clk 0:34:15] } 25. Rfc1? { [%eval -1.58] } { Mistake. a3 was best. } { [%clk 0:57:27] } 25... Qb7?! { [%eval -0.49] } { Inaccuracy. exf4 was best. } { [%clk 0:20:18] } 26. R1c2 { [%eval -0.4] [%clk 0:50:51] } 26... Rd8 { [%eval -0.65] [%clk 0:13:35] } 27. Ba6?! { [%eval -1.53] } { Inaccuracy. Qe2 was best. } { [%clk 0:37:15] } 27... Rxc3 { [%eval -1.7] [%clk 0:12:20] } 28. Rxc3 { [%eval -1.33] [%clk 0:37:37] } 28... Qb6 { [%eval -1.28] [%clk 0:12:14] } 29. Bc4?! { [%eval -2.43] } { Inaccuracy. Qb5 was best. } { [%clk 0:30:21] } 29... a3 { [%eval -2.2] [%clk 0:06:07] } 30. Bb3 { [%eval -2.19] [%clk 0:23:14] } 30... exf4 { [%eval -1.77] [%clk 0:03:12] } 31. gxf4 { [%eval -1.67] [%clk 0:22:39] } 31... Qf2 { [%eval -1.82] [%clk 0:02:59] } 32. Qe3 { [%eval -2.09] [%clk 0:19:05] } 32... Qxe3? { [%eval -0.41] } { Mistake. Qxh4 was best. } { [%clk 0:02:13] } 33. Rxe3 { [%eval -0.34] [%clk 0:19:31] } 33... axb2 { [%eval 0.0] [%clk 0:02:19] } 34. Nf3 { [%eval 0.0] [%clk 0:17:36] } 34... Rc8 { [%eval 0.2] [%clk 0:00:46] } 35. Kxb2 { [%eval 0.49] [%clk 0:15:44] } 35... Ng4 { [%eval 0.31] [%clk 0:00:57] } 36. Re1 { [%eval 0.21] [%clk 0:14:21] } 36... Rc5 { [%eval 0.67] [%clk 0:00:41] } 37. Ng5 { [%eval 0.7] [%clk 0:13:37] } 37... Kf8 { [%eval 0.51] [%clk 0:00:39] } 38. Bd5 { [%eval 0.33] [%clk 0:10:02] } 38... Nf2 { [%eval 0.62] [%clk 0:00:50] } 39. Kb3 { [%eval 0.43] [%clk 0:09:33] } 39... Nd3 { [%eval 0.16] [%clk 0:00:44] } 40. Rf1 { [%eval 0.48] [%clk 0:09:59] } 40... Rc8 { [%eval 0.32] [%clk 0:00:34] } 41. Bxf7 { [%eval 0.53] [%clk 0:06:26] } 41... Nc5+ { [%eval 0.61] [%clk 0:00:48] } 42. Kc4 { [%eval 0.52] [%clk 0:06:41] } 42... Nxe4+ { [%eval 0.65] [%clk 0:00:40] } 43. Kd5 { [%eval 0.63] [%clk 0:07:01] } 43... Nf6+ { [%eval 0.53] [%clk 0:00:37] } 44. Ke6 { [%eval 0.28] [%clk 0:07:19] } 44... d5 { [%eval 0.09] [%clk 0:00:35] } 45. Kf5 { [%eval 0.16] [%clk 0:07:21] } 45... Bb4?? { [%eval 2.62] } { Blunder. Ng4 was best. } { [%clk 0:00:32] } 46. Rb1 { [%eval 2.47] [%clk 0:07:30] } 46... Rb8 { [%eval 2.6] [%clk 0:00:36] } 47. a3?! { [%eval 1.74] } { Inaccuracy. Kg6 was best. } { [%clk 0:05:49] } 47... Bd6 { [%eval 1.53] [%clk 0:00:53] } 48. Re1?! { [%eval 0.46] } { Inaccuracy. Rxb8+ was best. } { [%clk 0:06:17] } 48... Ne4 { [%eval 0.88] [%clk 0:00:41] } 49. Bxd5 { [%eval 0.88] [%clk 0:06:27] } 49... Nxg5 { [%eval 0.74] [%clk 0:00:55] } 50. fxg5 { [%eval 1.01] [%clk 0:06:45] } 50... Bxa3 { [%eval 0.91] [%clk 0:00:50] } 51. Kg6 { [%eval 0.84] [%clk 0:06:48] } 51... Rb6+ { [%eval 1.33] [%clk 0:01:07] } 52. Kxh5?! { [%eval 0.74] } { Inaccuracy. Kh7 was best. } { [%clk 0:05:04] } 52... Bb2 { [%eval 0.66] [%clk 0:00:47] } 53. Re2 { [%eval 0.67] [%clk 0:04:49] } 53... Bd4 { [%eval 0.7] [%clk 0:00:43] } 54. Re4 { [%eval 0.6] [%clk 0:04:50] } 54... Bc3 { [%eval 0.68] [%clk 0:00:44] } 55. Rc4 { [%eval 0.63] [%clk 0:04:28] } 55... Be5 { [%eval 0.67] [%clk 0:00:51] } 56. Re4 { [%eval 0.5] [%clk 0:04:30] } 56... Bc3 { [%eval 0.65] [%clk 0:01:09] } 57. Bc4 { [%eval 0.69] [%clk 0:04:31] } 57... Bb2 { [%eval 0.62] [%clk 0:01:12] } 58. Ba2 { [%eval 0.56] [%clk 0:04:19] } 58... Bc3 { [%eval 0.62] [%clk 0:01:25] } 59. Be6 { [%eval 0.44] [%clk 0:03:14] } 59... Bb2 { [%eval 0.73] [%clk 0:01:05] } 60. Bf5 { [%eval 0.84] [%clk 0:03:11] } 60... Bc3 { [%eval 0.77] [%clk 0:00:55] } 61. Bg6 { [%eval 1.06] [%clk 0:02:30] } 61... Rb8 { [%eval 0.94] [%clk 0:01:23] } 62. Re6 { [%eval 0.84] [%clk 0:02:32] } 62... Kg8 { [%eval 1.18] [%clk 0:01:06] } 63. Re7 { [%eval 0.78] [%clk 0:02:48] } 63... Kh8 { [%eval 0.85] [%clk 0:01:21] } 64. Bf5 { [%eval 0.84] [%clk 0:03:04] } 64... Bb4 { [%eval 0.85] [%clk 0:00:41] } 65. Rc7 { [%eval 0.93] [%clk 0:03:17] } 65... Be1 { [%eval 0.82] [%clk 0:00:54] } 66. Be6 { [%eval 0.89] [%clk 0:03:28] } 66... Re8 { [%eval 0.93] [%clk 0:00:52] } 67. Bf7 { [%eval 0.52] [%clk 0:02:50] } 67... Rb8 { [%eval 0.63] [%clk 0:00:52] } 68. Re7 { [%eval 0.75] [%clk 0:02:46] } 68... Bf2 { [%eval 1.14] [%clk 0:00:43] } 69. Re2 { [%eval 0.99] [%clk 0:01:43] } 69... Bd4 { [%eval 0.54] [%clk 0:00:47] } 70. Kg6 { [%eval 1.06] [%clk 0:02:08] } 70... Rb6+ { [%eval 0.95] [%clk 0:00:48] } 71. Be6 { [%eval 0.83] [%clk 0:02:31] } 71... Bb2 { [%eval 0.68] [%clk 0:00:45] } 72. h5 { [%eval 0.41] [%clk 0:02:38] } 72... Bc3 { [%eval 0.3] [%clk 0:00:43] } 73. h6 { [%eval 0.25] [%clk 0:02:45] } 73... gxh6 { [%eval 0.2] [%clk 0:01:03] } 74. Kxh6 { [%eval 0.25] [%clk 0:03:09] } 74... Rb2?? { [%eval #17] } { Checkmate is now unavoidable. Rb7 was best. } { [%clk 0:00:47] } 75. Re3 { [%eval #14] [%clk 0:03:16] } 75... Bd2 { [%eval #4] [%clk 0:00:33] } 76. Rh3 { [%eval #3] [%clk 0:03:39] } 76... Bxg5+ { [%eval #2] [%clk 0:00:32] } 77. Kg6+ { [%eval #1] [%clk 0:04:04] } 1-0