Event: Las Vegas National Open 2023
Date: 2023-06-15
White: Zaven Andriasian
WhiteTitle: GM
Black: Megan Lee
BlackTitle: WIM
Result: 1-0
ECO: B62
Opening: Sicilian Defense: Richter-Rauzer Variation
Variant: Standard
TimeControl: G/90 +30 sec inc

1. e4 { [%eval 0.36] [%clk 1:30:58] } 1... c5 { [%eval 0.32] [%clk 1:28:32] } 2. Nf3 { [%eval 0.0] [%clk 1:31:20] } 2... d6 { [%eval 0.0] [%clk 1:28:57] } 3. d4 { [%eval 0.25] [%clk 1:31:42] } 3... cxd4 { [%eval 0.13] [%clk 1:29:18] } 4. Nxd4 { [%eval 0.27] [%clk 1:32:08] } 4... Nf6 { [%eval 0.3] [%clk 1:29:42] } 5. Nc3 { [%eval 0.21] [%clk 1:32:28] } 5... Nc6 { [%eval 0.47] [%clk 1:29:56] } 6. Bg5 { [%eval 0.0] [%clk 1:32:44] } 6... e6 { [%eval 0.23] [%clk 1:30:08] } 7. Qd3 { [%eval 0.25] [%clk 1:32:52] } 7... a6?! { [%eval 0.83] } { Inaccuracy. Be7 was best. } { [%clk 1:28:14] } 8. O-O-O { [%eval 0.29] [%clk 1:30:34] } 8... Bd7 { [%eval 0.39] [%clk 1:26:01] } 9. f4 { [%eval 0.32] [%clk 1:30:15] } 9... Be7 { [%eval 0.4] [%clk 1:23:54] } 10. Qg3 { [%eval 0.27] [%clk 1:25:45] } 10... Qc7 { [%eval 0.37] [%clk 1:10:55] } 11. Nf3 { [%eval 0.0] [%clk 1:02:35] } 11... h6 { [%eval 0.0] [%clk 1:01:23] } 12. Bh4 { [%eval 0.0] [%clk 1:02:44] } 12... O-O-O { [%eval 0.11] [%clk 0:57:11] } 13. e5 { [%eval -0.29] [%clk 0:57:58] } 13... dxe5 { [%eval -0.27] [%clk 0:53:26] } 14. fxe5 { [%eval -0.31] [%clk 0:58:07] } 14... Ne8?! { [%eval 0.39] } { Inaccuracy. Nd5 was best. } { [%clk 0:48:30] } 15. Bxe7 { [%eval 0.56] [%clk 0:55:49] } 15... Nxe7 { [%eval 0.49] [%clk 0:48:55] } 16. Bd3 { [%eval 0.25] [%clk 0:54:43] } 16... Bc6 { [%eval 0.45] [%clk 0:42:39] } 17. a3 { [%eval 0.23] [%clk 0:42:02] } 17... Nd5 { [%eval 0.4] [%clk 0:37:35] } 18. Nxd5 { [%eval 0.55] [%clk 0:42:09] } 18... Bxd5 { [%eval 0.45] [%clk 0:34:12] } 19. Rhe1 { [%eval 0.39] [%clk 0:42:33] } 19... f5 { [%eval 0.45] [%clk 0:23:21] } 20. Kb1 { [%eval 0.26] [%clk 0:38:08] } 20... g5 { [%eval 0.17] [%clk 0:21:23] } 21. Qf2 { [%eval 0.13] [%clk 0:38:02] } 21... Kb8 { [%eval 0.1] [%clk 0:20:28] } 22. Nd4 { [%eval 0.0] [%clk 0:31:22] } 22... Qb6 { [%eval 0.36] [%clk 0:16:06] } 23. c4 { [%eval 0.34] [%clk 0:27:53] } 23... Bxg2?? { [%eval 2.26] } { Blunder. Bf3 was best. } { [%clk 0:14:59] } 24. Bf1 { [%eval 2.42] [%clk 0:21:58] } 24... Bxf1?! { [%eval 3.47] } { Inaccuracy. Rxd4 was best. } { [%clk 0:06:57] } 25. Nc6+?? { [%eval 1.05] } { Blunder. Nb5 was best. } { [%clk 0:22:16] } 25... Qxc6 { [%eval 1.11] [%clk 0:07:22] } 26. Rxd8+ { [%eval 0.96] [%clk 0:22:32] } 26... Kc7 { [%eval 1.14] [%clk 0:07:49] } 27. Red1 { [%eval 0.42] [%clk 0:22:24] } 27... Bxc4 { [%eval 0.93] [%clk 0:07:29] } 28. Qa7 { [%eval 0.5] [%clk 0:21:40] } 28... Bd5 { [%eval 1.03] [%clk 0:06:31] } 29. R8xd5 { [%eval 0.87] [%clk 0:20:18] } 29... exd5 { [%eval 0.98] [%clk 0:06:32] } 30. Rc1 { [%eval 0.95] [%clk 0:20:47] } 30... Ng7 { [%eval 1.5] [%clk 0:06:19] } 31. a4 { [%eval 1.15] [%clk 0:18:02] } 31... Ne6 { [%eval 1.51] } 32. a5?! { [%eval 0.43] } { Inaccuracy. Rxc6+ was best. } { [%clk 0:13:55] } 32... Nd8?! { [%eval 1.44] } { Inaccuracy. Qxc1+ was best. } { [%clk 0:03:06] } 33. b4 { [%eval 1.3] [%clk 0:10:48] } 33... Kc8?? { [%eval 4.68] } { Blunder. Qxc1+ was best. } 34. b5? { [%eval 2.36] } { Mistake. Qa8+ was best. } { [%clk 0:10:13] } 34... Qxc1+ { [%eval 2.23] [%clk 0:01:07] } 35. Kxc1 { [%eval 2.36] [%clk 0:10:42] } 35... axb5 { [%eval 2.07] [%clk 0:01:25] } 36. a6 { [%eval 2.49] [%clk 0:10:17] } 36... bxa6?! { [%eval 3.3] } { Inaccuracy. Kc7 was best. } { [%clk 0:01:48] } 37. e6 { [%eval 3.33] [%clk 0:10:17] } 37... Nc6 { [%eval 3.23] [%clk 0:01:51] } 38. Qa8+? { [%eval 1.4] } { Mistake. Qd7+ was best. } { [%clk 0:06:09] } 38... Nb8 { [%eval 1.4] [%clk 0:02:17] } 39. Qxd5 { [%eval 1.18] [%clk 0:06:29] } 39... Re8 { [%eval 1.25] [%clk 0:01:18] } 40. Qxf5 { [%eval 0.97] [%clk 0:05:51] } 40... Nc6 { [%eval 0.96] [%clk 0:01:24] } 41. Qg6 { [%eval 0.88] [%clk 0:05:12] } 41... Re7 { [%eval 0.84] [%clk 0:01:15] } 42. Qxh6 { [%eval 0.85] [%clk 0:05:34] } 42... Kc7 { [%eval 1.31] [%clk 0:01:27] } 43. Qxg5 { [%eval 1.28] [%clk 0:05:30] } 43... Rxe6 { [%eval 1.46] [%clk 0:01:52] } 44. h4 { [%eval 1.22] [%clk 0:05:53] } 44... Ne7? { [%eval 2.55] } { Mistake. Kd7 was best. } { [%clk 0:00:59] } 45. h5 { [%eval 2.63] [%clk 0:06:04] } 45... Kb6 { [%eval 2.39] [%clk 0:00:47] } 46. h6 { [%eval 2.6] [%clk 0:06:02] } 46... Ng6 { [%eval 2.44] [%clk 0:00:40] } 47. Qd8+ { [%eval 2.71] [%clk 0:05:25] } 47... Kc5 { [%eval 2.59] [%clk 0:00:54] } 48. h7 { [%eval 2.63] [%clk 0:05:23] } 48... Rc6 { [%eval 2.56] [%clk 0:01:10] } 49. Kb2 { [%eval 2.61] [%clk 0:05:21] } 49... Rd6 { [%eval 2.62] [%clk 0:01:13] } 50. Qb8 { [%eval 2.61] [%clk 0:04:55] } 50... Rc6 { [%eval 2.72] [%clk 0:00:51] } 51. Kc3 { [%eval 2.63] [%clk 0:04:35] } 51... a5 { [%eval 3.08] [%clk 0:00:53] } 52. Qd8 { [%eval 3.05] [%clk 0:03:46] } 52... b4+ { [%eval 3.45] [%clk 0:00:38] } 53. Kb3 { [%eval 3.19] [%clk 0:04:14] } 53... Kb5?! { [%eval 4.45] } { Inaccuracy. Re6 was best. } { [%clk 0:00:36] } 54. Qd5+ { [%eval 5.23] [%clk 0:04:24] } 54... Kb6 { [%eval 4.75] [%clk 0:00:48] } 55. Ka4 { [%eval 4.85] [%clk 0:04:51] } 55... Rc5? { [%eval 11.64] } { Mistake. Kc7 was best. } { [%clk 0:00:46] } 56. Qd4 { [%eval 10.29] [%clk 0:04:15] } 56... b3 { [%eval 11.24] [%clk 0:00:42] } 57. Kxb3 { [%eval 8.69] [%clk 0:04:31] } 57... Kb5? { [%eval #10] } { Checkmate is now unavoidable. Nh8 was best. } { [%clk 0:00:33] } 58. Qd3+ { [%eval #9] [%clk 0:04:54] } 1-0