Event: Round 6: Jaan Ehlvest - Jon L Arnason
Date: 2023-09-24
White: Jaan Ehlvest
WhiteTitle: GM
WhiteElo: 2530
Black: Jon L Arnason
BlackTitle: GM
BlackElo: 2419
Result: 1-0
ECO: C78
Opening: Ruy Lopez: Morphy Defense, Arkhangelsk Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:56] } 1... e5 { [%eval 0.35] [%clk 1:30:37] } 2. Nf3 { [%eval 0.29] [%clk 1:31:18] } 2... Nc6 { [%eval 0.32] [%clk 1:31:02] } 3. Bb5 { [%eval 0.34] [%clk 1:31:41] } 3... a6 { [%eval 0.38] [%clk 1:31:27] } 4. Ba4 { [%eval 0.31] [%clk 1:32:06] } 4... Nf6 { [%eval 0.37] [%clk 1:31:47] } 5. O-O { [%eval 0.24] [%clk 1:32:23] } 5... b5 { [%eval 0.37] [%clk 1:32:08] } 6. Bb3 { [%eval 0.41] [%clk 1:32:47] } 6... Bb7 { [%eval 0.39] [%clk 1:32:10] } 7. Nc3 { [%eval 0.15] [%clk 1:28:49] } 7... Be7 { [%eval 0.47] [%clk 1:30:23] } 8. d3 { [%eval 0.35] [%clk 1:28:24] } 8... O-O { [%eval 0.38] [%clk 1:30:11] } 9. a4 { [%eval 0.34] [%clk 1:28:38] } 9... b4 { [%eval 0.38] [%clk 1:26:34] } 10. Nd5 { [%eval 0.39] [%clk 1:23:02] } 10... Nxd5 { [%eval 0.4] [%clk 1:17:46] } 11. Bxd5 { [%eval 0.38] [%clk 1:16:32] } 11... d6 { [%eval 0.43] [%clk 1:17:40] } 12. d4 { [%eval 0.1] [%clk 1:03:59] } 12... Qc8 { [%eval 0.17] [%clk 1:06:11] } 13. c3 { [%eval 0.08] [%clk 0:23:42] } 13... bxc3?! { [%eval 0.76] } { Inaccuracy. exd4 was best. } { [%clk 0:59:48] } 14. bxc3 { [%eval 0.76] [%clk 0:23:51] } 14... exd4 { [%eval 1.0] [%clk 0:57:34] } 15. Rb1 { [%eval 0.94] [%clk 0:23:46] } 15... Nd8 { [%eval 1.06] [%clk 0:48:21] } 16. Bxb7 { [%eval 0.91] [%clk 0:23:50] } 16... Nxb7 { [%eval 0.94] [%clk 0:48:46] } 17. cxd4 { [%eval 0.96] [%clk 0:24:16] } 17... c6 { [%eval 1.26] [%clk 0:38:08] } 18. Bf4 { [%eval 0.99] [%clk 0:23:50] } 18... Nd8 { [%eval 1.07] [%clk 0:35:28] } 19. d5 { [%eval 1.08] [%clk 0:21:10] } 19... cxd5 { [%eval 1.41] [%clk 0:33:40] } 20. exd5 { [%eval 1.34] [%clk 0:18:50] } 20... Nb7 { [%eval 1.3] [%clk 0:32:46] } 21. Nd4 { [%eval 1.28] [%clk 0:18:29] } 21... Re8 { [%eval 1.24] [%clk 0:30:40] } 22. Re1 { [%eval 0.76] [%clk 0:11:50] } 22... Nc5?! { [%eval 1.75] } { Inaccuracy. Qd7 was best. } { [%clk 0:29:55] } 23. h3?! { [%eval 0.85] } { Inaccuracy. Rxe7 was best. } { [%clk 0:09:14] } 23... Bf8 { [%eval 0.8] [%clk 0:29:07] } 24. Qc2 { [%eval 0.57] [%clk 0:08:48] } 24... Qd7 { [%eval 0.54] [%clk 0:19:08] } 25. Nc6 { [%eval 0.68] [%clk 0:07:53] } 25... Rxe1+ { [%eval 0.54] [%clk 0:19:08] } 26. Rxe1 { [%eval 0.61] [%clk 0:08:20] } 26... Re8 { [%eval 0.67] [%clk 0:19:25] } 27. Re3 { [%eval 0.49] [%clk 0:07:34] } 27... g6 { [%eval 0.45] [%clk 0:11:48] } 28. a5 { [%eval 0.42] [%clk 0:07:40] } 28... Rxe3 { [%eval 0.58] [%clk 0:10:58] } 29. Bxe3 { [%eval 0.7] [%clk 0:08:01] } 29... Qb7 { [%eval 0.58] [%clk 0:11:23] } 30. Qc4 { [%eval 0.5] [%clk 0:07:35] } 30... h5 { [%eval 0.61] [%clk 0:05:46] } 31. g4?! { [%eval 0.03] } { Inaccuracy. Qb4 was best. } { [%clk 0:07:26] } 31... hxg4 { [%eval 0.13] [%clk 0:05:58] } 32. hxg4 { [%eval 0.0] [%clk 0:07:49] } 32... Qb1+ { [%eval 0.0] [%clk 0:05:28] } 33. Kg2 { [%eval 0.0] [%clk 0:07:02] } 33... Nd3 { [%eval 0.0] [%clk 0:05:08] } 34. Bd2 { [%eval 0.0] [%clk 0:06:36] } 34... Nb2 { [%eval 0.24] [%clk 0:02:33] } 35. Qb3 { [%eval 0.23] [%clk 0:05:41] } 35... Qe4+ { [%eval 0.2] [%clk 0:02:33] } 36. Qf3 { [%eval 0.19] [%clk 0:06:07] } 36... Qc4 { [%eval 0.25] [%clk 0:02:11] } 37. Nd8 { [%eval 0.23] [%clk 0:04:28] } 37... Qc7 { [%eval 0.62] [%clk 0:02:20] } 38. Nc6 { [%eval 0.58] [%clk 0:04:39] } 38... Nc4 { [%eval 0.67] [%clk 0:01:59] } 39. Bc3 { [%eval 0.68] [%clk 0:01:35] } 39... Qd7 { [%eval 1.14] [%clk 0:01:19] } 40. Qe4 { [%eval 1.24] [%clk 0:01:01] } 40... Na3?? { [%eval 4.92] } { Blunder. Ne5 was best. } { [%clk 0:01:05] } 41. Qd4 { [%eval 4.25] [%clk 0:28:19] } 41... f6 { [%eval 4.33] [%clk 0:31:03] } 42. Qe4? { [%eval 2.71] } { Mistake. Qxf6 was best. } { [%clk 0:07:48] } 42... Kf7?! { [%eval 4.15] } { Inaccuracy. Qf7 was best. } { [%clk 0:20:25] } 43. Bb2?! { [%eval 2.85] } { Inaccuracy. g5 was best. } { [%clk 0:07:04] } 43... Nb5 { [%eval 2.6] [%clk 0:20:43] } 44. Nb8 { [%eval 2.32] [%clk 0:07:19] } 44... Qc8?! { [%eval 3.15] } { Inaccuracy. Qe7 was best. } { [%clk 0:20:56] } 45. Nxa6 { [%eval 3.14] [%clk 0:07:38] } 45... f5 { [%eval 3.35] [%clk 0:20:58] } 46. gxf5 { [%eval 3.35] [%clk 0:06:40] } 46... Qxf5 { [%eval 2.85] [%clk 0:15:43] } 47. Qxf5+ { [%eval 3.42] [%clk 0:07:04] } 47... gxf5 { [%eval 3.1] [%clk 0:16:10] } 48. Kf3 { [%eval 3.48] [%clk 0:07:17] } 48... Be7 { [%eval 3.39] [%clk 0:10:48] } 49. Nb4 { [%eval 3.22] [%clk 0:07:28] } 49... Bd8 { [%eval 2.76] [%clk 0:10:08] } 50. Nc6 { [%eval 2.81] [%clk 0:06:52] } 50... Ke8 { [%eval 2.81] [%clk 0:09:59] } 51. Ke3 { [%eval 2.81] [%clk 0:04:12] } 51... Nc7 { [%eval 2.58] [%clk 0:09:46] } 52. Nxd8 { [%eval 2.82] [%clk 0:04:34] } 52... Kxd8 { [%eval 2.08] [%clk 0:09:47] } 53. Kd4 { [%eval 2.52] [%clk 0:05:01] } 53... Kd7? { [%eval 4.18] } { Mistake. Kc8 was best. } { [%clk 0:05:30] } 54. Kc4 { [%eval 4.58] [%clk 0:05:14] } 54... Kc8 { [%eval 4.58] [%clk 0:05:50] } 55. Bf6?! { [%eval 3.34] } { Inaccuracy. Ba3 was best. } { [%clk 0:05:19] } 55... Kd7?! { [%eval 4.93] } { Inaccuracy. Ne8 was best. } { [%clk 0:06:09] } 56. Bd4 { [%eval 5.26] [%clk 0:05:14] } 56... Kc8 { [%eval 5.22] [%clk 0:06:21] } 57. Bb6 { [%eval 5.56] [%clk 0:05:08] } 57... Na6 { [%eval 5.33] [%clk 0:06:35] } 58. f3 { [%eval 5.07] [%clk 0:05:13] } 58... Nb8 { [%eval 5.19] [%clk 0:04:17] } 59. Bd4 { [%eval 4.6] [%clk 0:04:03] } 59... Kb7 { [%eval 5.65] [%clk 0:04:33] } 60. Kb5 { [%eval 5.28] [%clk 0:04:15] } 60... Na6 { [%eval 5.48] [%clk 0:04:53] } 61. Bf6?? { [%eval 2.68] } { Blunder. Bb6 was best. } { [%clk 0:04:30] } 61... Nc7+ { [%eval 2.77] [%clk 0:05:05] } 62. Kc4 { [%eval 3.09] [%clk 0:04:58] } 62... Ka6 { [%eval 2.98] [%clk 0:04:52] } 63. Bd8 { [%eval 2.44] [%clk 0:04:53] } 63... Nb5? { [%eval 4.88] } { Mistake. Ne8 was best. } { [%clk 0:03:39] } 64. Kd3? { [%eval 2.73] } { Mistake. Bb6 was best. } { [%clk 0:05:03] } 64... Kb7?! { [%eval 4.19] } { Inaccuracy. Na3 was best. } { [%clk 0:03:29] } 65. Bb6 { [%eval 4.36] [%clk 0:04:54] } 65... Ka6?! { [%eval 7.07] } { Inaccuracy. Na3 was best. } { [%clk 0:03:44] } 66. Kc4 { [%eval 6.88] [%clk 0:05:08] } 66... Na3+ { [%eval 7.12] [%clk 0:04:06] } 67. Kb3 { [%eval 4.76] [%clk 0:05:16] } 67... Nb1?! { [%eval 7.29] } { Inaccuracy. Nb5 was best. } { [%clk 0:01:40] } 68. Be3 { [%eval 7.36] [%clk 0:04:24] } 68... Kxa5 { [%eval 9.61] [%clk 0:01:55] } 69. Kb2 { [%eval 9.28] [%clk 0:04:50] } 69... Kb4 { [%eval 10.35] [%clk 0:02:03] } 70. Kxb1 { [%eval 10.31] [%clk 0:05:15] } 1-0