Event: Round 9: Parker, Jonathan F - Yu, Rock
Date: 2025-06-13
White: Parker, Jonathan F
WhiteTitle: GM
WhiteElo: 2506
Black: Yu, Rock
BlackElo: 2091
Result: 1-0
ECO: E21
Opening: Nimzo-Indian Defense: Three Knights Variation
Variant: Standard
TimeControl: 15+10

1. d4 { [%eval 0.17] [%clk 0:15:17] } 1... Nf6 { [%eval 0.19] [%clk 0:15:17] } 2. c4 { [%eval 0.18] [%clk 0:15:25] } 2... e6 { [%eval 0.14] [%clk 0:15:26] } 3. Nc3 { [%eval 0.09] [%clk 0:15:32] } 3... Bb4 { [%eval 0.09] [%clk 0:15:35] } 4. Nf3 { [%eval 0.12] [%clk 0:15:39] } 4... b6 { [%eval 0.14] [%clk 0:15:40] } 5. Bg5 { [%eval 0.0] [%clk 0:15:43] } 5... Bb7 { [%eval 0.0] [%clk 0:14:59] } 6. e3 { [%eval -0.07] [%clk 0:15:51] } 6... h6 { [%eval 0.0] [%clk 0:14:58] } 7. Bh4 { [%eval 0.0] [%clk 0:15:59] } 7... c5 { [%eval 0.21] [%clk 0:13:41] } 8. Bd3 { [%eval 0.41] [%clk 0:15:32] } 8... O-O { [%eval 0.51] [%clk 0:12:42] } 9. O-O { [%eval 0.54] [%clk 0:15:38] } 9... cxd4 { [%eval 0.51] [%clk 0:12:51] } 10. exd4 { [%eval 0.58] [%clk 0:15:44] } 10... Nc6? { [%eval 2.33] } { Mistake. Be7 was best. } { [%clk 0:12:53] } 11. d5 { [%eval 2.09] [%clk 0:15:21] } 11... Ne7 { [%eval 2.28] [%clk 0:12:17] } 12. Bxf6 { [%eval 2.23] [%clk 0:15:05] } 12... gxf6 { [%eval 1.89] [%clk 0:12:25] } 13. Ne4 { [%eval 1.84] [%clk 0:14:38] } 13... Ng6 { [%eval 1.86] [%clk 0:11:47] } 14. a3 { [%eval 2.04] [%clk 0:14:33] } 14... f5 { [%eval 1.87] [%clk 0:11:28] } 15. axb4 { [%eval 2.06] [%clk 0:14:16] } 15... fxe4 { [%eval 1.99] [%clk 0:11:36] } 16. Bxe4 { [%eval 2.01] [%clk 0:14:24] } 16... f5 { [%eval 2.11] [%clk 0:11:44] } 17. Bc2 { [%eval 2.05] [%clk 0:13:50] } 17... Qf6 { [%eval 2.0] [%clk 0:11:01] } 18. Qd4 { [%eval 1.96] [%clk 0:12:50] } 18... e5 { [%eval 1.93] [%clk 0:10:51] } 19. Qc3 { [%eval 1.46] [%clk 0:12:59] } 19... Nf4?? { [%eval 3.77] } { Blunder. d6 was best. } { [%clk 0:08:44] } 20. Qxe5 { [%eval 3.65] [%clk 0:12:01] } 20... Qxe5 { [%eval 3.78] [%clk 0:08:35] } 21. Nxe5 { [%eval 3.51] [%clk 0:12:09] } 21... Ne2+ { [%eval 4.33] [%clk 0:07:53] } 22. Kh1 { [%eval 4.47] [%clk 0:12:18] } 22... Nd4 { [%eval 4.63] [%clk 0:08:02] } 23. Bd3?! { [%eval 3.49] } { Inaccuracy. Ba4 was best. } { [%clk 0:11:58] } 23... a5? { [%eval 5.76] } { Mistake. d6 was best. } { [%clk 0:07:02] } 24. Nxd7 { [%eval 5.72] [%clk 0:11:39] } 24... Rf7 { [%eval 5.92] [%clk 0:05:58] } 25. Nxb6 { [%eval 5.7] [%clk 0:11:45] } 25... Ra6 { [%eval 6.57] [%clk 0:06:01] } 26. c5 { [%eval 6.6] [%clk 0:11:45] } 26... Rxb6 { [%eval 6.85] [%clk 0:06:03] } 27. cxb6 { [%eval 6.64] [%clk 0:11:53] } 27... axb4 { [%eval 6.82] [%clk 0:06:01] } 28. Ra4 { [%eval 6.5] [%clk 0:10:28] } 28... Bxd5 { [%eval 6.73] [%clk 0:06:00] } 29. Rxb4 { [%eval 6.64] [%clk 0:10:35] } 29... Rg7 { [%eval 7.13] [%clk 0:06:09] } 30. Bc4 { [%eval 7.11] [%clk 0:10:08] } 1-0