Event: Las Vegas National Open 2023
Date: 2023-06-16
White: Diego Quillas
WhiteTitle: IM
Black: Brandon Jacobson
BlackTitle: GM
Result: 1/2-1/2
ECO: C72
Opening: Ruy Lopez: Morphy Defense, Modern Steinitz Defense
Variant: Standard
TimeControl: G/90 +30 sec inc

1. e4 { [%eval 0.36] [%clk 1:12:34] } 1... e5 { [%eval 0.35] [%clk 1:29:58] } 2. Nf3 { [%eval 0.29] [%clk 1:12:51] } 2... Nc6 { [%eval 0.32] [%clk 1:30:18] } 3. Bb5 { [%eval 0.34] [%clk 1:13:12] } 3... a6 { [%eval 0.37] [%clk 1:29:50] } 4. Ba4 { [%eval 0.31] [%clk 1:13:38] } 4... d6 { [%eval 0.5] [%clk 1:29:16] } 5. O-O { [%eval 0.32] [%clk 1:13:32] } 5... Bd7 { [%eval 0.48] [%clk 1:26:49] } 6. c3 { [%eval 0.52] [%clk 1:12:42] } 6... Nf6 { [%eval 0.53] [%clk 1:26:16] } 7. Re1 { [%eval 0.54] [%clk 1:12:59] } 7... g6 { [%eval 0.59] [%clk 1:26:40] } 8. d4 { [%eval 0.53] [%clk 1:13:25] } 8... Bg7 { [%eval 0.52] [%clk 1:27:05] } 9. d5 { [%eval 0.52] [%clk 1:10:59] } 9... Ne7 { [%eval 0.54] [%clk 1:27:11] } 10. Bxd7+ { [%eval 0.45] [%clk 1:11:19] } 10... Nxd7 { [%eval 0.49] [%clk 1:27:33] } 11. c4 { [%eval 0.48] [%clk 1:11:39] } 11... h6 { [%eval 0.5] [%clk 1:27:32] } 12. Nc3 { [%eval 0.39] [%clk 1:11:40] } 12... O-O { [%eval 0.51] [%clk 1:27:54] } 13. Be3 { [%eval -0.03] [%clk 1:08:05] } 13... f5 { [%eval 0.0] [%clk 1:27:42] } 14. exf5?! { [%eval -0.6] } { Inaccuracy. h3 was best. } { [%clk 1:07:34] } 14... gxf5 { [%eval -0.34] [%clk 1:27:33] } 15. Nh4 { [%eval -0.64] [%clk 1:06:36] } 15... Qe8 { [%eval -0.54] [%clk 1:03:46] } 16. f4 { [%eval -0.61] [%clk 1:04:48] } 16... Ng6 { [%eval -0.63] [%clk 1:02:16] } 17. Nf3 { [%eval -0.66] [%clk 1:03:27] } 17... Qf7 { [%eval -0.67] [%clk 0:54:09] } 18. Qd2 { [%eval -0.93] [%clk 1:03:44] } 18... Rae8 { [%eval -0.58] [%clk 0:46:04] } 19. Rf1 { [%eval -0.66] [%clk 0:58:33] } 19... exf4 { [%eval -0.67] [%clk 0:35:07] } 20. Bxf4 { [%eval -0.5] [%clk 0:58:24] } 20... Nxf4 { [%eval -0.42] [%clk 0:35:32] } 21. Qxf4 { [%eval -0.41] [%clk 0:58:51] } 21... Qh5 { [%eval -0.43] [%clk 0:27:44] } 22. h3 { [%eval -0.49] [%clk 0:54:01] } 22... Nc5 { [%eval -0.35] [%clk 0:21:11] } 23. Rad1 { [%eval -0.41] [%clk 0:47:16] } 23... Ne4 { [%eval -0.32] [%clk 0:14:44] } 24. Ne2 { [%eval -0.69] [%clk 0:44:14] } 24... Kh7 { [%eval -0.18] [%clk 0:09:14] } 25. Nfd4 { [%eval -0.36] [%clk 0:40:33] } 25... Rf7 { [%eval 0.04] [%clk 0:07:04] } 26. b3 { [%eval -0.1] [%clk 0:35:00] } 26... Ng5 { [%eval 0.0] [%clk 0:03:11] } 27. Ng3 { [%eval 0.0] [%clk 0:34:24] } 27... Qg6 { [%eval 0.0] [%clk 0:02:50] } 28. Ndxf5 { [%eval 0.0] [%clk 0:30:42] } 28... Ref8? { [%eval 1.26] } { Mistake. Re4 was best. } { [%clk 0:03:03] } 29. Qg4 { [%eval 1.26] [%clk 0:30:49] } 29... h5 { [%eval 1.04] [%clk 0:01:38] } 30. Qh4 { [%eval 1.23] [%clk 0:31:10] } 30... Be5 { [%eval 1.04] [%clk 0:01:23] } 31. Nxh5 { [%eval 0.95] [%clk 0:21:11] } 31... Rxf5 { [%eval 1.25] [%clk 0:00:59] } 32. Ng3+ { [%eval 1.27] [%clk 0:21:09] } 32... Kg7 { [%eval 1.04] [%clk 0:01:22] } 33. Nxf5+ { [%eval 1.0] [%clk 0:21:12] } 33... Rxf5 { [%eval 1.09] [%clk 0:01:51] } 34. Rxf5 { [%eval 1.16] [%clk 0:21:13] } 34... Qxf5 { [%eval 1.12] [%clk 0:02:19] } 35. Rf1 { [%eval 1.18] [%clk 0:21:41] } 35... Qg6 { [%eval 1.24] [%clk 0:02:37] } 36. Qg4 { [%eval 1.08] [%clk 0:22:05] } 36... Ne4 { [%eval 1.27] [%clk 0:01:22] } 37. Qxg6+ { [%eval 1.16] [%clk 0:21:04] } 37... Kxg6 { [%eval 1.07] [%clk 0:01:50] } 38. g4 { [%eval 0.89] [%clk 0:21:32] } 38... Bf6?! { [%eval 1.85] } { Inaccuracy. Nc3 was best. } { [%clk 0:00:41] } 39. Kg2?! { [%eval 1.06] } { Inaccuracy. Re1 was best. } { [%clk 0:20:53] } 39... Nc3 { [%eval 0.83] [%clk 0:00:59] } 40. Kg3 { [%eval 0.74] [%clk 0:17:14] } 40... Ne4+ { [%eval 1.13] [%clk 0:00:36] } 41. Kg2 { [%eval 0.87] [%clk 0:16:39] } 1/2-1/2