Event: Las Vegas National Open 2023
Date: 2023-06-16
White: Evan Ai
Black: Mark Heimann
BlackTitle: IM
Result: 1/2-1/2
ECO: C03
Opening: French Defense: Tarrasch Variation, Morozevich Variation
Variant: Standard
TimeControl: G/90 +30 sec inc

1. e4 { [%eval 0.36] [%clk 1:30:55] } 1... e6 { [%eval 0.0] [%clk 1:30:51] } 2. d4 { [%eval 0.3] [%clk 1:31:09] } 2... d5 { [%eval 0.25] [%clk 1:31:18] } 3. Nd2 { [%eval 0.17] [%clk 1:31:13] } 3... Be7 { [%eval 0.33] [%clk 1:31:44] } 4. Ngf3 { [%eval 0.44] [%clk 1:31:35] } 4... Nf6 { [%eval 0.55] [%clk 1:32:09] } 5. Bd3 { [%eval 0.13] [%clk 1:31:36] } 5... c5 { [%eval 0.39] [%clk 1:32:32] } 6. c3 { [%eval 0.0] [%clk 1:32:00] } 6... cxd4 { [%eval 0.0] [%clk 1:32:43] } 7. cxd4 { [%eval -0.02] [%clk 1:32:23] } 7... dxe4 { [%eval 0.0] [%clk 1:32:43] } 8. Nxe4 { [%eval 0.0] [%clk 1:32:45] } 8... Nxe4 { [%eval 0.02] [%clk 1:32:55] } 9. Bxe4 { [%eval -0.06] [%clk 1:33:11] } 9... Bb4+ { [%eval 0.35] [%clk 1:32:57] } 10. Bd2 { [%eval 0.19] [%clk 1:33:32] } 10... Bxd2+ { [%eval 0.3] [%clk 1:33:19] } 11. Qxd2 { [%eval 0.28] [%clk 1:33:58] } 11... Nd7 { [%eval 0.36] [%clk 1:33:42] } 12. O-O { [%eval 0.05] [%clk 1:33:58] } 12... Nf6 { [%eval 0.16] [%clk 1:34:07] } 13. Bc2 { [%eval -0.24] [%clk 1:33:24] } 13... O-O { [%eval -0.16] [%clk 1:34:18] } 14. Ne5 { [%eval -0.22] [%clk 1:31:19] } 14... b6 { [%eval -0.2] [%clk 1:33:43] } 15. Rfe1 { [%eval -0.2] [%clk 1:25:31] } 15... Bb7 { [%eval -0.18] [%clk 1:32:12] } 16. Re3 { [%eval -0.16] [%clk 1:24:29] } 16... Rc8 { [%eval -0.21] [%clk 1:31:22] } 17. Rg3 { [%eval -0.21] [%clk 1:22:29] } 17... Be4 { [%eval -0.04] [%clk 1:25:52] } 18. Qg5 { [%eval -0.44] [%clk 1:17:11] } 18... Bg6 { [%eval -0.44] [%clk 1:25:18] } 19. Bxg6 { [%eval -0.57] [%clk 1:16:57] } 19... hxg6 { [%eval -0.49] [%clk 1:25:45] } 20. Qe3 { [%eval -0.76] [%clk 1:07:43] } 20... Qd5 { [%eval -0.78] [%clk 1:24:09] } 21. b3 { [%eval -0.73] [%clk 0:58:47] } 21... Rfd8 { [%eval -0.59] [%clk 1:23:56] } 22. h3? { [%eval -1.91] } { Mistake. Rd1 was best. } { [%clk 0:51:19] } 22... Rc2?! { [%eval -0.9] } { Inaccuracy. Qxd4 was best. } { [%clk 1:22:17] } 23. Rc1?! { [%eval -1.7] } { Inaccuracy. Qe1 was best. } { [%clk 0:50:39] } 23... Qxd4 { [%eval -1.75] [%clk 1:17:19] } 24. Rxc2 { [%eval -1.72] [%clk 0:50:41] } 24... Qd1+ { [%eval -1.83] [%clk 1:17:45] } 25. Kh2 { [%eval -1.77] [%clk 0:51:07] } 25... Qxc2 { [%eval -1.69] [%clk 1:18:12] } 26. a4?? { [%eval -4.17] } { Blunder. Rf3 was best. } { [%clk 0:48:29] } 26... Ne4?? { [%eval -1.01] } { Blunder. Rd1 was best. } { [%clk 1:16:07] } 27. Rg4 { [%eval -0.93] [%clk 0:35:12] } 27... Nd2 { [%eval -1.01] [%clk 1:02:38] } 28. Qf4 { [%eval -0.92] [%clk 0:28:30] } 28... Qc7 { [%eval -0.63] [%clk 1:00:52] } 29. Rh4 { [%eval -0.52] [%clk 0:27:48] } 29... Rc8 { [%eval -0.57] [%clk 1:01:06] } 30. Qxd2 { [%eval -0.67] [%clk 0:24:49] } 30... Qxe5+ { [%eval -0.44] [%clk 1:01:30] } 31. g3 { [%eval -0.48] [%clk 0:24:38] } 31... g5 { [%eval -0.54] [%clk 0:49:22] } 32. Rd4 { [%eval -0.61] [%clk 0:21:18] } 32... Qf5 { [%eval -0.63] [%clk 0:49:17] } 33. Rd8+ { [%eval -0.63] [%clk 0:20:17] } 33... Rxd8 { [%eval -0.67] [%clk 0:49:42] } 34. Qxd8+ { [%eval -0.63] [%clk 0:20:42] } 34... Kh7 { [%eval -0.58] [%clk 0:50:09] } 35. Qd4 { [%eval -0.83] [%clk 0:20:29] } 35... Qf3 { [%eval -0.85] [%clk 0:45:32] } 36. b4 { [%eval -1.0] [%clk 0:20:50] } 36... e5 { [%eval -0.91] [%clk 0:45:48] } 37. Qd2 { [%eval -1.2] [%clk 0:16:44] } 37... f5 { [%eval -1.41] [%clk 0:45:33] } 38. Qxg5? { [%eval -2.77] } { Mistake. Kg1 was best. } { [%clk 0:15:13] } 38... Qxf2+ { [%eval -3.24] [%clk 0:46:00] } 39. Kh1 { [%eval -2.18] [%clk 0:15:36] } 39... Qf3+ { [%eval -3.06] [%clk 0:46:24] } 40. Kh2 { [%eval -3.36] [%clk 0:15:53] } 40... e4?! { [%eval -2.29] } { Inaccuracy. f4 was best. } { [%clk 0:46:41] } 41. g4 { [%eval -2.08] [%clk 0:15:51] } 41... fxg4?? { [%eval -0.09] } { Blunder. Qf2+ was best. } { [%clk 0:44:32] } 42. Qh5+ { [%eval -0.18] [%clk 0:16:09] } 42... Kg8 { [%eval -0.04] [%clk 0:44:59] } 43. Qd5+ { [%eval -0.15] [%clk 0:14:45] } 43... Qf7 { [%eval 0.0] [%clk 0:44:16] } 44. Qd8+ { [%eval 0.0] [%clk 0:13:33] } 44... Kh7 { [%eval 0.0] [%clk 0:43:49] } 45. Qh4+ { [%eval 0.0] [%clk 0:13:57] } 45... Kg6 { [%eval -0.01] [%clk 0:43:01] } 46. Qxg4+ { [%eval 0.0] [%clk 0:14:21] } 46... Kh6 { [%eval -0.02] [%clk 0:43:10] } 47. Qh4+ { [%eval 0.0] [%clk 0:14:41] } 47... Kg6 { [%eval 0.0] [%clk 0:41:26] } 48. Qxe4+ { [%eval 0.0] [%clk 0:15:08] } 48... Qf5 { [%eval 0.0] [%clk 0:41:46] } 49. Qc6+ { [%eval 0.0] [%clk 0:13:52] } 49... Kg5 { [%eval 0.0] [%clk 0:41:57] } 50. Qg2+ { [%eval -0.03] [%clk 0:14:06] } 50... Kf6 { [%eval -0.02] [%clk 0:42:14] } 51. Qc6+ { [%eval -0.05] [%clk 0:14:21] } 51... Qe6 { [%eval 0.0] [%clk 0:42:26] } 52. Qf3+ { [%eval -0.04] [%clk 0:14:44] } 52... Ke7 { [%eval 0.0] [%clk 0:41:35] } 53. Qb7+ { [%eval 0.0] [%clk 0:15:07] } 53... Qd7 { [%eval 0.0] [%clk 0:42:00] } 54. Qe4+ { [%eval 0.0] [%clk 0:15:12] } 54... Kf6 { [%eval 0.0] [%clk 0:42:22] } 55. Qf3+ { [%eval 0.0] [%clk 0:14:49] } 55... Ke5 { [%eval 0.0] [%clk 0:42:15] } 56. Qe3+ { [%eval 0.0] [%clk 0:14:54] } 56... Kf5 { [%eval 0.0] [%clk 0:40:55] } 57. Qf3+ { [%eval 0.0] [%clk 0:15:15] } 57... Kg5 { [%eval 0.0] [%clk 0:41:17] } 58. Qg3+ { [%eval 0.0] [%clk 0:15:19] } 58... Kh6 { [%eval 0.0] [%clk 0:40:54] } 59. Qf4+ { [%eval 0.0] [%clk 0:13:44] } 59... Kh7 { [%eval 0.0] [%clk 0:40:33] } 60. b5 { [%eval 0.0] [%clk 0:14:11] } 60... Qd3 { [%eval 0.0] [%clk 0:40:37] } 61. h4 { [%eval 0.0] [%clk 0:13:48] } 61... Kg6 { [%eval 0.0] [%clk 0:39:45] } 62. Qg4+ { [%eval 0.0] [%clk 0:13:28] } 62... Kf6 { [%eval 0.0] [%clk 0:40:05] } 63. Qf4+ { [%eval 0.0] [%clk 0:13:25] } 63... Ke6 { [%eval 0.0] [%clk 0:39:56] } 64. Qg4+ { [%eval 0.0] [%clk 0:13:47] } 64... Kf7 { [%eval 0.0] [%clk 0:40:18] } 65. Qf4+ { [%eval 0.0] [%clk 0:14:13] } 65... Ke6 { [%eval 0.0] [%clk 0:39:12] } 66. Qg4+ { [%eval 0.0] [%clk 0:14:32] } 66... Kf7 { [%eval 0.0] [%clk 0:39:39] } 67. Qd1?? { [%eval -18.01] } { Blunder. h5 was best. } 1/2-1/2