Event: Las Vegas National Open 2023
Date: 2023-06-17
White: Ruiyang Yan
WhiteTitle: FM
Black: Melikset Khachiyan
BlackTitle: GM
Result: 1/2-1/2
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Anderssen Variation
Variant: Standard
TimeControl: G/90 +30 sec inc

1. e4 { [%eval 0.36] [%clk 1:29:59] } 1... e5 { [%eval 0.35] [%clk 1:30:43] } 2. Nf3 { [%eval 0.29] [%clk 1:29:41] } 2... Nc6 { [%eval 0.32] [%clk 1:31:08] } 3. Bb5 { [%eval 0.34] [%clk 1:30:08] } 3... a6 { [%eval 0.37] [%clk 1:31:29] } 4. Ba4 { [%eval 0.31] [%clk 1:30:34] } 4... Nf6 { [%eval 0.37] [%clk 1:31:50] } 5. d3 { [%eval 0.13] [%clk 1:30:58] } 5... b5 { [%eval 0.21] [%clk 1:31:49] } 6. Bb3 { [%eval 0.13] [%clk 1:30:41] } 6... Be7 { [%eval 0.33] [%clk 1:32:14] } 7. O-O { [%eval 0.17] [%clk 1:31:07] } 7... O-O { [%eval 0.32] [%clk 1:32:39] } 8. Nc3 { [%eval 0.31] [%clk 1:31:35] } 8... d6 { [%eval 0.27] [%clk 1:32:55] } 9. a3 { [%eval 0.3] [%clk 1:32:00] } 9... h6 { [%eval 0.21] [%clk 1:33:04] } 10. h3 { [%eval 0.21] [%clk 1:29:35] } 10... Re8 { [%eval 0.33] [%clk 1:31:58] } 11. Be3 { [%eval 0.15] [%clk 1:29:51] } 11... Bf8 { [%eval 0.6] [%clk 1:32:22] } 12. Qd2?! { [%eval -0.03] } { Inaccuracy. g4 was best. } { [%clk 1:23:25] } 12... Bb7 { [%eval 0.32] [%clk 1:30:05] } 13. Nd5 { [%eval 0.24] [%clk 1:22:43] } 13... Rb8 { [%eval 0.73] [%clk 1:29:49] } 14. a4 { [%eval 0.21] [%clk 1:18:28] } 14... Nxd5 { [%eval 0.23] [%clk 1:29:28] } 15. Bxd5 { [%eval 0.21] [%clk 1:18:48] } 15... Ne7 { [%eval 0.3] [%clk 1:29:48] } 16. Bxb7 { [%eval 0.4] [%clk 1:16:06] } 16... Rxb7 { [%eval 0.41] [%clk 1:30:12] } 17. axb5 { [%eval 0.42] [%clk 1:14:31] } 17... axb5 { [%eval 0.31] [%clk 1:30:35] } 18. d4 { [%eval 0.0] [%clk 1:14:37] } 18... exd4 { [%eval 0.08] [%clk 1:24:55] } 19. Nxd4 { [%eval -0.12] [%clk 1:14:16] } 19... d5 { [%eval -0.24] [%clk 1:11:34] } 1/2-1/2