Event: Round 6: Zachary Tanenbaum - Igor Kovalchuk
Date: 2024-01-14
White: Zachary Tanenbaum
WhiteTitle: FM
Black: Igor Kovalchuk
BlackTitle: FM
Result: 0-1
ECO: B06
Opening: Modern Defense: Norwegian Defense
Variant: Standard

1. e4 { [%eval 0.2] [%clk 0:58:44] } 1... g6 { [%eval 0.71] [%clk 1:30:43] } 2. d4 { [%eval 0.54] [%clk 0:59:06] } 2... Nf6?! { [%eval 1.56] } { Inaccuracy. Bg7 was best. } { [%clk 1:31:05] } 3. e5 { [%eval 0.96] [%clk 0:59:33] } 3... Nh5 { [%eval 0.98] [%clk 1:31:27] } 4. Nf3 { [%eval 0.78] [%clk 1:00:00] } 4... d6 { [%eval 1.7] [%clk 1:31:34] } 5. Bc4 { [%eval 0.98] [%clk 1:00:24] } 5... d5?! { [%eval 1.67] } { Inaccuracy. dxe5 was best. } { [%clk 1:31:52] } 6. Bb3 { [%eval 1.65] [%clk 1:00:30] } 6... c6 { [%eval 1.27] [%clk 1:31:50] } 7. c4 { [%eval 1.03] [%clk 1:00:38] } 7... Na6? { [%eval 2.51] } { Mistake. Bg4 was best. } { [%clk 1:14:02] } 8. Nc3?! { [%eval 1.76] } { Inaccuracy. cxd5 was best. } { [%clk 1:00:11] } 8... Nc7 { [%eval 1.76] [%clk 1:14:19] } 9. h3?! { [%eval 1.17] } { Inaccuracy. cxd5 was best. } { [%clk 0:59:35] } 9... dxc4 { [%eval 1.03] [%clk 1:10:35] } 10. Bxc4 { [%eval 0.97] [%clk 0:59:50] } 10... Be6 { [%eval 0.94] [%clk 1:10:54] } 11. Qb3 { [%eval 0.67] [%clk 0:49:22] } 11... Bxc4 { [%eval 0.63] [%clk 1:08:32] } 12. Qxc4 { [%eval 0.66] [%clk 0:49:50] } 12... Nd5 { [%eval 0.75] [%clk 1:08:31] } 13. e6 { [%eval 0.42] [%clk 0:29:07] } 13... f6?! { [%eval 1.0] } { Inaccuracy. fxe6 was best. } { [%clk 1:07:02] } 14. O-O { [%eval 1.02] [%clk 0:27:16] } 14... Ng7 { [%eval 1.09] [%clk 1:04:47] } 15. Re1 { [%eval 1.02] [%clk 0:24:01] } 15... Qd6 { [%eval 0.99] [%clk 1:02:48] } 16. Ne4 { [%eval 1.2] [%clk 0:16:27] } 16... Qxe6 { [%eval 1.44] [%clk 0:48:18] } 17. Qc5?! { [%eval 0.59] } { Inaccuracy. Qb3 was best. } { [%clk 0:16:22] } 17... Kd7 { [%eval 1.11] [%clk 0:45:47] } 18. Qa3 { [%eval 0.82] [%clk 0:12:05] } 18... Kc8?! { [%eval 1.47] } { Inaccuracy. Kd8 was best. } { [%clk 0:44:53] } 19. b4 { [%eval 1.48] [%clk 0:08:55] } 19... Nc7? { [%eval 2.82] } { Mistake. Ne8 was best. } { [%clk 0:32:33] } 20. Bf4 { [%eval 3.0] [%clk 0:08:03] } 20... Qd5 { [%eval 3.53] [%clk 0:32:10] } 21. Nc3 { [%eval 3.18] [%clk 0:04:33] } 21... Qc4 { [%eval 3.5] [%clk 0:26:21] } 22. Re4?? { [%eval 0.97] } { Blunder. Bxc7 was best. } { [%clk 0:03:37] } 22... Nd5 { [%eval 0.75] [%clk 0:23:25] } 23. Nxd5 { [%eval 0.53] [%clk 0:03:02] } 23... Qxd5 { [%eval 0.96] [%clk 0:23:38] } 24. Ree1?! { [%eval -0.03] } { Inaccuracy. Rae1 was best. } { [%clk 0:02:44] } 24... a5 { [%eval -0.1] [%clk 0:20:25] } 25. Rab1?! { [%eval -0.93] } { Inaccuracy. Bh6 was best. } { [%clk 0:02:07] } 25... e6 { [%eval -0.82] [%clk 0:19:29] } 26. Rec1 { [%eval -1.24] [%clk 0:01:48] } 26... Ra6 { [%eval -1.28] [%clk 0:18:03] } 27. Rc5?! { [%eval -1.97] } { Inaccuracy. Rb3 was best. } { [%clk 0:01:22] } 27... Qe4 { [%eval -1.92] [%clk 0:16:38] } 28. Qc1 { [%eval -2.07] [%clk 0:01:10] } 28... axb4?! { [%eval -1.37] } { Inaccuracy. Bxc5 was best. } { [%clk 0:15:18] } 29. Rc4 { [%eval -1.91] [%clk 0:01:19] } 29... Qd5?! { [%eval -1.14] } { Inaccuracy. Nf5 was best. } { [%clk 0:13:41] } 30. Ne1? { [%eval -2.97] } { Mistake. Bd2 was best. } { [%clk 0:01:28] } 30... g5 { [%eval -2.73] [%clk 0:12:16] } 31. Bd2 { [%eval -2.99] [%clk 0:01:30] } 31... Nf5 { [%eval -2.9] [%clk 0:12:21] } 32. Bxb4 { [%eval -3.08] [%clk 0:00:50] } 32... Nxd4 { [%eval -2.94] [%clk 0:12:34] } 33. Rb2 { [%eval -3.36] [%clk 0:00:37] } 33... b5 { [%eval -3.29] [%clk 0:10:04] } 34. Rxd4 { [%eval -3.35] [%clk 0:00:50] } 34... Qxd4 { [%eval -3.5] [%clk 0:10:21] } 35. Bxf8 { [%eval -3.44] [%clk 0:01:13] } 35... Rxf8 { [%eval -3.31] [%clk 0:10:34] } 36. Rxb5 { [%eval -3.45] [%clk 0:01:35] } 36... Rd8 { [%eval -3.42] [%clk 0:10:27] } 37. Rb1 { [%eval -4.0] [%clk 0:01:53] } 37... Rb6 { [%eval -4.06] [%clk 0:10:01] } 38. Rb3 { [%eval -4.28] [%clk 0:01:21] } 38... Kc7 { [%eval -4.31] [%clk 0:09:20] } 39. Re3 { [%eval -4.57] [%clk 0:01:38] } 39... e5 { [%eval -4.21] [%clk 0:09:01] } 40. Qc2 { [%eval -4.6] [%clk 0:01:28] } 40... Rd7 { [%eval -3.78] [%clk 0:07:22] } 41. Rd3 { [%eval -3.94] [%clk 0:00:40] } 41... Qb4 { [%eval -3.44] [%clk 0:06:30] } 42. Rxd7+?! { [%eval -4.31] } { Inaccuracy. Re3 was best. } { [%clk 0:00:53] } 42... Kxd7 { [%eval -4.37] [%clk 0:06:52] } 43. Qxh7+ { [%eval -4.25] [%clk 0:01:16] } 43... Kc8 { [%eval -3.64] [%clk 0:05:40] } 44. Qg8+ { [%eval -3.79] [%clk 0:01:24] } 44... Kb7 { [%eval -3.97] [%clk 0:05:50] } 45. Nf3 { [%eval -4.92] [%clk 0:01:38] } 45... Qb1+?! { [%eval -3.33] } { Inaccuracy. e4 was best. } { [%clk 0:04:46] } 46. Kh2 { [%eval -3.05] [%clk 0:02:07] } 46... Qf5 { [%eval -2.97] [%clk 0:05:02] } 47. Qf7+ { [%eval -3.41] [%clk 0:02:28] } 47... Kb8?? { [%eval -0.51] } { Blunder. Ka6 was best. } { [%clk 0:03:15] } 48. Qf8+ { [%eval -0.5] [%clk 0:02:42] } 48... Kb7 { [%eval -0.31] [%clk 0:03:11] } 49. Qf7+?? { [%eval -3.23] } { Blunder. Qe7+ was best. } { [%clk 0:03:07] } 49... Ka6 { [%eval -3.35] [%clk 0:02:58] } 50. Qc4+ { [%eval -3.16] [%clk 0:03:32] } 50... Ka7 { [%eval -2.96] [%clk 0:03:14] } 51. Qc5 { [%eval -3.68] [%clk 0:03:02] } 51... Qf4+ { [%eval -3.74] [%clk 0:03:25] } 52. Kh1 { [%eval -3.76] [%clk 0:02:31] } 52... Kb7?! { [%eval -2.35] } { Inaccuracy. Qb4 was best. } { [%clk 0:03:09] } 53. Qe7+ { [%eval -2.31] [%clk 0:02:00] } 53... Ka6 { [%eval -2.16] [%clk 0:02:34] } 54. Qa3+ { [%eval -2.33] [%clk 0:02:20] } 54... Kb5 { [%eval -2.3] [%clk 0:02:32] } 55. Qd3+ { [%eval -2.2] [%clk 0:02:02] } 55... Qc4 { [%eval -2.46] [%clk 0:02:36] } 56. Qd2? { [%eval -4.2] } { Mistake. a4+ was best. } { [%clk 0:01:32] } 56... Ka6 { [%eval -3.95] [%clk 0:02:50] } 57. Qd6?! { [%eval -5.73] } { Inaccuracy. Qd1 was best. } { [%clk 0:00:33] } 57... Rb1+ { [%eval -5.7] [%clk 0:02:54] } 58. Ng1 { [%eval -5.66] [%clk 0:00:54] } 58... Qc1 { [%eval -5.72] [%clk 0:03:08] } 59. Qd3+ { [%eval -6.0] [%clk 0:01:14] } 59... Ka5 { [%eval -5.83] [%clk 0:03:21] } 60. Qd8+ { [%eval -6.1] [%clk 0:01:39] } 60... Kb4 { [%eval -5.98] [%clk 0:03:23] } 61. Qb6+ { [%eval -5.89] [%clk 0:01:48] } 61... Ka3 { [%eval -6.0] [%clk 0:03:34] } 62. Qa7+ { [%eval -6.19] [%clk 0:02:09] } 62... Kb2 { [%eval -6.06] [%clk 0:03:49] } 63. Kh2 { [%eval -6.38] [%clk 0:01:07] } 63... Qxg1+ { [%eval -6.51] [%clk 0:04:03] } 64. Kg3 { [%eval -6.25] [%clk 0:01:36] } 64... Qc1 { [%eval -6.42] [%clk 0:04:22] } 65. Kg4 { [%eval -6.35] [%clk 0:01:41] } 65... c5 { [%eval -6.48] [%clk 0:04:35] } 66. a4 { [%eval -6.57] [%clk 0:01:52] } 66... Ka3 { [%eval -5.92] [%clk 0:04:45] } 67. a5 { [%eval -6.23] [%clk 0:01:46] } 67... Rb4+ { [%eval -6.0] [%clk 0:04:01] } 68. Kf5 { [%eval -5.83] [%clk 0:01:17] } 68... Rf4+ { [%eval -6.05] [%clk 0:04:09] } 69. Ke6 { [%eval -6.0] [%clk 0:01:22] } 69... Qc4+ { [%eval -6.1] [%clk 0:04:13] } 70. Ke7 { [%eval -5.78] [%clk 0:01:32] } 70... Qb5 { [%eval -6.32] [%clk 0:04:05] } 71. Qa8 { [%eval -6.33] [%clk 0:01:15] } 71... Ra4 { [%eval -6.47] [%clk 0:03:25] } 72. Qf3+ { [%eval -6.67] [%clk 0:01:15] } 72... Qb3 { [%eval -6.56] [%clk 0:03:41] } 73. Qa8 { [%eval -6.48] [%clk 0:01:33] } 73... c4 { [%eval -7.24] [%clk 0:03:51] } 74. a6 { [%eval -7.38] [%clk 0:01:36] } 74... c3 { [%eval -7.26] [%clk 0:04:00] } 75. Qc6 { [%eval -7.42] [%clk 0:01:00] } 75... Qc4 { [%eval -7.28] [%clk 0:04:05] } 76. Qf3 { [%eval -8.28] [%clk 0:00:38] } 76... Rxa6 { [%eval -13.0] [%clk 0:04:22] } 77. Kf8 { [%eval #-4] [%clk 0:00:41] } 77... Ra7 { [%eval #-3] [%clk 0:04:35] } 0-1