Event: 2025 Chicago Summer Open
Site: https://www.kingregistration.com/event/chisummeropen25
Date: 2025-06-20
White: Deviprasath, Sharvesh R
WhiteTitle: FM
WhiteElo: 2536
Black: Ochirbat, Lkhagvajamts
BlackTitle: FM
BlackElo: 2292
Result: 1-0
ECO: E17
Opening: Queen's Indian Defense: Classical Variation, Polugaevsky Gambit
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:31:05] } 1... Nf6 { [%eval 0.19] [%clk 1:31:07] } 2. c4 { [%eval 0.18] [%clk 1:31:05] } 2... e6 { [%eval 0.14] [%clk 1:31:07] } 3. Nf3 { [%eval 0.12] [%clk 1:31:16] } 3... b6 { [%eval 0.23] [%clk 1:30:54] } 4. g3 { [%eval 0.19] [%clk 1:31:26] } 4... Bb7 { [%eval 0.26] [%clk 1:31:05] } 5. Bg2 { [%eval 0.2] [%clk 1:31:49] } 5... Be7 { [%eval 0.25] [%clk 1:31:03] } 6. O-O { [%eval 0.17] [%clk 1:31:59] } 6... O-O { [%eval 0.29] [%clk 1:31:32] } 7. d5 { [%eval 0.17] [%clk 1:28:30] } 7... exd5 { [%eval 0.22] [%clk 1:31:51] } 8. Nh4 { [%eval 0.17] [%clk 1:28:48] } 8... c6 { [%eval 0.12] } 9. cxd5 { [%eval 0.14] [%clk 1:29:18] } 9... Nxd5 { [%eval 0.16] [%clk 1:32:33] } 10. Nf5 { [%eval 0.12] } 10... Nc7 { [%eval 0.16] [%clk 1:32:53] } 11. e4 { [%eval 0.07] [%clk 1:29:58] } 11... d5 { [%eval 0.1] [%clk 1:33:05] } 12. Re1 { [%eval -0.14] [%clk 1:28:14] } 12... Re8 { [%eval 0.1] [%clk 1:12:34] } 13. Qg4 { [%eval -0.05] [%clk 1:26:07] } 13... Bf6 { [%eval -0.04] [%clk 1:12:25] } 14. Nc3 { [%eval -0.03] [%clk 1:26:34] } 14... d4?? { [%eval 1.66] } { Blunder. Nd7 was best. } { [%clk 1:04:58] } 15. e5 { [%eval 1.67] [%clk 1:14:24] } 15... Bc8 { [%eval 1.37] [%clk 0:54:05] } 16. Ne4 { [%eval 1.01] [%clk 1:09:57] } 16... Bxf5 { [%eval 1.04] [%clk 0:42:46] } 17. Qxf5 { [%eval 1.2] [%clk 1:09:36] } 17... Be7 { [%eval 1.05] [%clk 0:43:15] } 18. Bd2 { [%eval 1.21] [%clk 1:05:21] } 18... Ne6 { [%eval 1.19] [%clk 0:39:24] } 19. Rac1 { [%eval 1.05] [%clk 1:04:57] } 19... Nd7 { [%eval 1.0] [%clk 0:35:30] } 20. Rxc6? { [%eval -0.3] } { Mistake. f4 was best. } { [%clk 0:55:22] } 20... g6 { [%eval -0.25] } 21. Qh3 { [%eval -0.19] } 21... Nxe5 { [%eval -0.16] } 22. Rxe6 { [%eval -0.27] } 22... fxe6 { [%eval -0.13] } 23. Qxe6+ { [%eval -0.3] } 23... Nf7 { [%eval -0.31] } 24. f4 { [%eval -0.7] } 24... Kg7 { [%eval -0.25] } 25. f5 { [%eval -0.31] } 25... g5?! { [%eval 0.62] } { Inaccuracy. Bf8 was best. } 26. h4 { [%eval 0.72] [%clk 0:38:52] } 26... Bf6?? { [%eval 2.64] } { Blunder. a5 was best. } { [%clk 0:16:15] } 27. Nxf6 { [%eval 2.54] [%clk 0:37:06] } 27... Qxf6 { [%eval 2.6] [%clk 0:16:43] } 28. hxg5 { [%eval 2.36] [%clk 0:37:19] } 28... Nxg5? { [%eval 4.76] } { Mistake. Qxe6 was best. } { [%clk 0:16:56] } 29. Qd7+ { [%eval 4.71] [%clk 0:37:32] } 29... Qf7 { [%eval 5.16] [%clk 0:16:54] } 30. Qxd4+ { [%eval 5.24] [%clk 0:37:02] } 30... Qf6 { [%eval 5.34] [%clk 0:17:15] } 31. Qd7+ { [%eval 5.26] [%clk 0:37:12] } 31... Qf7?! { [%eval 7.91] } { Inaccuracy. Nf7 was best. } { [%clk 0:17:41] } 32. Bc3+ { [%eval 7.5] [%clk 0:36:21] } 32... Kf8 { [%eval 7.72] [%clk 0:17:31] } 33. Qd6+ { [%eval 7.45] [%clk 0:36:49] } 1-0