Event: Round 6: Naiditsch, Arkadij - Isanzhulov, Arystan
Date: 2025-07-26
White: Naiditsch, Arkadij
WhiteTitle: GM
WhiteElo: 2629
Black: Isanzhulov, Arystan
BlackTitle: IM
BlackElo: 2394
Result: 1-0
ECO: C24
Opening: Bishop's Opening: Berlin Defense
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:54] } 1... e5 { [%eval 0.22] [%clk 1:30:05] } 2. Bc4 { [%eval 0.03] [%clk 1:31:14] } 2... Nf6 { [%eval 0.11] [%clk 1:27:03] } 3. d3 { [%eval 0.0] [%clk 1:31:35] } 3... c6 { [%eval 0.0] [%clk 1:24:26] } 4. Nf3 { [%eval 0.0] [%clk 1:31:29] } 4... d5 { [%eval 0.09] [%clk 1:22:19] } 5. Bb3 { [%eval 0.0] [%clk 1:31:35] } 5... Bb4+ { [%eval 0.0] [%clk 1:21:03] } 6. Bd2 { [%eval 0.0] [%clk 1:31:54] } 6... Bxd2+ { [%eval 0.04] [%clk 1:18:28] } 7. Nbxd2 { [%eval 0.0] [%clk 1:32:13] } 7... Qc7 { [%eval 0.14] [%clk 1:05:17] } 8. O-O { [%eval 0.23] [%clk 1:31:13] } 8... dxe4 { [%eval 0.17] [%clk 1:03:42] } 9. Ng5 { [%eval 0.02] [%clk 1:30:22] } 9... O-O { [%eval 0.49] [%clk 1:03:15] } 10. Ndxe4 { [%eval 0.49] [%clk 1:30:35] } 10... Nbd7 { [%eval 0.64] [%clk 0:55:35] } 11. Nxf7 { [%eval 0.54] [%clk 1:10:07] } 11... Rxf7 { [%eval 0.57] [%clk 0:54:04] } 12. Ng5 { [%eval 0.55] [%clk 1:10:23] } 12... Nd5 { [%eval 0.62] [%clk 0:54:15] } 13. Nxf7 { [%eval 0.53] [%clk 1:06:38] } 13... Kxf7 { [%eval 0.51] [%clk 0:54:01] } 14. Qh5+ { [%eval 0.54] [%clk 1:06:51] } 14... Kg8 { [%eval 0.55] [%clk 0:46:13] } 15. Qe8+ { [%eval 0.53] [%clk 1:05:31] } 15... Nf8 { [%eval 0.61] [%clk 0:46:38] } 16. Rae1 { [%eval 0.55] [%clk 1:02:55] } 16... Rb8 { [%eval 0.56] [%clk 0:34:54] } 17. Qxe5 { [%eval 0.54] [%clk 1:01:16] } 17... Qxe5 { [%eval 0.68] [%clk 0:33:32] } 18. Rxe5 { [%eval 0.55] [%clk 1:01:38] } 18... Be6 { [%eval 0.46] [%clk 0:33:56] } 19. Rfe1 { [%eval 0.51] [%clk 1:01:19] } 19... Kf7 { [%eval 0.52] [%clk 0:33:28] } 20. d4 { [%eval 0.46] [%clk 1:00:57] } 20... b5 { [%eval 0.55] [%clk 0:28:50] } 21. c3 { [%eval 0.53] [%clk 1:01:03] } 21... a5 { [%eval 0.59] [%clk 0:28:26] } 22. a4 { [%eval 0.69] [%clk 0:55:13] } 22... Kf6 { [%eval 0.57] [%clk 0:09:50] } 23. h3 { [%eval 0.42] [%clk 0:54:27] } 23... g5 { [%eval 0.33] [%clk 0:07:30] } 24. axb5 { [%eval 0.0] [%clk 0:39:07] } 24... Rxb5 { [%eval 0.01] [%clk 0:07:54] } 25. Ba4 { [%eval 0.07] [%clk 0:39:25] } 25... Rb6 { [%eval 0.16] [%clk 0:08:06] } 26. g3 { [%eval 0.15] [%clk 0:39:27] } 26... Ne7?! { [%eval 1.25] } { Inaccuracy. h6 was best. } { [%clk 0:02:20] } 27. b3 { [%eval 1.05] [%clk 0:36:05] } 27... Ra6?! { [%eval 1.77] } { Inaccuracy. h5 was best. } { [%clk 0:02:02] } 28. R1e3 { [%eval 1.76] [%clk 0:34:43] } 28... Nf5 { [%eval 2.24] [%clk 0:01:06] } 29. Re1?? { [%eval 0.38] } { Blunder. Rf3 was best. } { [%clk 0:31:34] } 29... Bf7 { [%eval 0.3] [%clk 0:00:33] } 30. Rc5 { [%eval 0.42] [%clk 0:25:19] } 30... Nd6? { [%eval 1.87] } { Mistake. Bd5 was best. } { [%clk 0:00:31] } 31. Re3 { [%eval 1.52] [%clk 0:19:27] } 31... h6 { [%eval 1.3] [%clk 0:00:39] } 32. Kh2?! { [%eval 0.36] } { Inaccuracy. Rf3+ was best. } { [%clk 0:15:48] } 32... Ng6 { [%eval 0.34] [%clk 0:00:32] } 33. c4 { [%eval 0.37] [%clk 0:15:16] } 33... Ne7 { [%eval 0.39] [%clk 0:00:44] } 34. g4 { [%eval 0.0] [%clk 0:12:46] } 34... Bg8?? { [%eval 2.49] } { Blunder. Nb7 was best. } { [%clk 0:00:34] } 35. Kg3?? { [%eval 0.09] } { Blunder. h4 was best. } { [%clk 0:12:21] } 35... Bf7 { [%eval 0.11] [%clk 0:00:38] } 36. Kh2 { [%eval 0.0] [%clk 0:09:48] } 36... Bg8?? { [%eval 2.31] } { Blunder. Nb7 was best. } { [%clk 0:00:38] } 37. Rce5?! { [%eval 1.31] } { Inaccuracy. h4 was best. } { [%clk 0:09:46] } 37... Ng6 { [%eval 1.47] [%clk 0:00:26] } 38. c5? { [%eval 0.09] } { Mistake. Rf3+ was best. } { [%clk 0:10:04] } 38... Nc8 { [%eval 0.08] [%clk 0:00:39] } 39. Re8 { [%eval 0.01] [%clk 0:09:30] } 39... Nce7 { [%eval 0.05] [%clk 0:00:54] } 40. h4 { [%eval 0.1] [%clk 0:08:56] } 40... Bf7 { [%eval 0.58] [%clk 0:01:00] } 41. Rd8 { [%eval 0.87] [%clk 0:08:53] } 41... Nf4?? { [%eval 4.35] } { Blunder. Nd5 was best. } { [%clk 0:00:40] } 42. Rd6+ { [%eval 4.17] [%clk 0:08:58] } 42... Be6 { [%eval 4.23] [%clk 0:00:43] } 43. Bb5 { [%eval 3.91] [%clk 0:09:03] } 43... cxb5 { [%eval 4.54] [%clk 0:00:43] } 44. Rxa6 { [%eval 4.32] [%clk 0:09:26] } 44... a4 { [%eval 5.03] [%clk 0:00:54] } 45. bxa4 { [%eval 4.96] [%clk 0:09:39] } 45... bxa4 { [%eval 4.66] [%clk 0:01:20] } 46. c6?! { [%eval 3.32] } { Inaccuracy. h5 was best. } { [%clk 0:08:53] } 46... Bc8?! { [%eval 4.34] } { Inaccuracy. Nfd5 was best. } { [%clk 0:00:42] } 47. Rxa4?! { [%eval 3.2] } { Inaccuracy. Ra8 was best. } { [%clk 0:08:17] } 47... Nxc6 { [%eval 3.17] [%clk 0:00:50] } 48. Ra8 { [%eval 2.59] [%clk 0:07:37] } 48... Be6 { [%eval 2.15] [%clk 0:00:38] } 49. Rxe6+?? { [%eval 0.26] } { Blunder. Rf8+ was best. } { [%clk 0:06:56] } 49... Kxe6 { [%eval 0.26] [%clk 0:00:33] } 50. Rh8 { [%eval 0.29] [%clk 0:07:19] } 50... Nxd4 { [%eval 0.3] [%clk 0:00:32] } 51. Rxh6+ { [%eval 0.52] [%clk 0:07:43] } 51... Ke5?! { [%eval 1.34] } { Inaccuracy. Ke7 was best. } { [%clk 0:00:47] } 52. h5 { [%eval 1.37] [%clk 0:07:33] } 52... Nfe6?? { [%eval 3.83] } { Blunder. Nde6 was best. } { [%clk 0:00:42] } 53. Rg6 { [%eval 3.44] [%clk 0:07:02] } 53... Nc6?! { [%eval 4.57] } { Inaccuracy. Ke4 was best. } { [%clk 0:00:54] } 54. Rg8 { [%eval 4.09] [%clk 0:06:27] } 54... Ncd8?! { [%eval 6.36] } { Inaccuracy. Ne7 was best. } { [%clk 0:00:39] } 55. h6 { [%eval 6.32] [%clk 0:06:33] } 55... Nf7 { [%eval 6.01] [%clk 0:01:02] } 56. h7 { [%eval 6.65] [%clk 0:06:51] } 56... Kf4 { [%eval 6.65] [%clk 0:01:18] } 57. Re8 { [%eval 6.59] [%clk 0:06:41] } 57... Ke5 { [%eval 6.47] [%clk 0:01:27] } 58. Kg3 { [%eval 6.3] [%clk 0:06:57] } 58... Kf6 { [%eval 6.76] [%clk 0:01:20] } 59. h8=Q+ { [%eval 6.76] [%clk 0:07:14] } 59... Nxh8 { [%eval 6.6] [%clk 0:01:47] } 60. Rxh8 { [%eval 6.28] [%clk 0:07:12] } 60... Nd4 { [%eval 6.22] [%clk 0:01:53] } 61. Rf8+ { [%eval 6.42] [%clk 0:07:57] } 61... Ke5 { [%eval 6.57] [%clk 0:02:09] } 62. f3 { [%eval 5.91] [%clk 0:08:12] } 62... Ne2+ { [%eval 6.47] [%clk 0:02:14] } 63. Kf2 { [%eval 6.15] [%clk 0:08:31] } 63... Nd4 { [%eval 6.88] [%clk 0:02:19] } 64. Re8+ { [%eval 6.31] [%clk 0:08:47] } 64... Ne6?? { [%eval #24] } { Checkmate is now unavoidable. Kf6 was best. } { [%clk 0:02:28] } 65. Ke3 { [%eval #23] [%clk 0:09:09] } 65... Kd5 { [%eval #24] [%clk 0:02:52] } 66. Ra8? { [%eval 7.72] } { Lost forced checkmate sequence. Rxe6 was best. } { [%clk 0:09:24] } 66... Ke5 { [%eval 7.73] [%clk 0:03:11] } 67. Ra5+ { [%eval 7.45] [%clk 0:09:48] } 67... Kf6 { [%eval 7.34] [%clk 0:03:37] } 68. Ke4 { [%eval 7.14] [%clk 0:10:11] } 1-0