Event: Round 7: Grooten, Herman - Vos, Tjark
Date: 2025-07-28
White: Grooten, Herman
WhiteTitle: IM
WhiteElo: 2198
Black: Vos, Tjark
BlackElo: 2175
Result: 0-1
ECO: A15
Opening: English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:55] } 1... Nf6 { [%eval 0.18] [%clk 1:30:54] } 2. c4 { [%eval 0.12] [%clk 1:31:18] } 2... g6 { [%eval 0.29] [%clk 1:31:18] } 3. Nc3 { [%eval 0.26] [%clk 1:31:40] } 3... Bg7 { [%eval 0.44] [%clk 1:31:43] } 4. e4 { [%eval 0.46] [%clk 1:32:05] } 4... e5 { [%eval 0.5] [%clk 1:31:51] } 5. d4 { [%eval 0.15] [%clk 1:31:43] } 5... exd4 { [%eval 0.19] [%clk 1:32:02] } 6. Nxd4 { [%eval 0.23] [%clk 1:31:58] } 6... Nxe4?! { [%eval 1.06] } { Inaccuracy. O-O was best. } { [%clk 1:14:39] } 7. Nxe4 { [%eval 0.9] [%clk 1:31:30] } 7... Qe7 { [%eval 1.28] [%clk 1:15:04] } 8. f3?! { [%eval 0.48] } { Inaccuracy. Bd3 was best. } { [%clk 0:50:58] } 8... f5 { [%eval 0.41] [%clk 1:14:49] } 9. Nb5 { [%eval 0.45] [%clk 0:48:18] } 9... Na6 { [%eval 0.41] [%clk 1:13:54] } 10. Bd3 { [%eval 0.31] [%clk 0:41:48] } 10... fxe4 { [%eval 0.33] [%clk 1:13:29] } 11. Bxe4 { [%eval 0.36] [%clk 0:39:59] } 11... Qb4+?! { [%eval 0.92] } { Inaccuracy. d5 was best. } { [%clk 0:54:30] } 12. Kf2 { [%eval 1.16] [%clk 0:39:05] } 12... O-O { [%eval 1.17] [%clk 0:49:57] } 13. a3 { [%eval 0.63] [%clk 0:33:51] } 13... Qe7?! { [%eval 1.35] } { Inaccuracy. Qc5+ was best. } { [%clk 0:46:47] } 14. Re1 { [%eval 1.31] [%clk 0:32:34] } 14... Kh8 { [%eval 1.27] [%clk 0:36:44] } 15. Bd3?! { [%eval 0.38] } { Inaccuracy. Kf1 was best. } { [%clk 0:25:15] } 15... Qh4+ { [%eval 0.36] [%clk 0:33:35] } 16. Kg1 { [%eval 0.32] [%clk 0:25:18] } 16... d6 { [%eval 0.31] [%clk 0:22:35] } 17. Be3 { [%eval 0.0] [%clk 0:18:21] } 17... Bxb2?! { [%eval 0.68] } { Inaccuracy. Be5 was best. } { [%clk 0:19:10] } 18. Ra2 { [%eval 0.84] [%clk 0:18:13] } 18... Be5 { [%eval 0.69] [%clk 0:19:03] } 19. f4?! { [%eval -0.01] } { Inaccuracy. g3 was best. } { [%clk 0:14:18] } 19... Bxf4 { [%eval -0.07] [%clk 0:15:49] } 20. Bd4+?! { [%eval -0.66] } { Inaccuracy. Bxf4 was best. } { [%clk 0:08:08] } 20... Be5 { [%eval -0.7] [%clk 0:16:14] } 21. Bxe5+ { [%eval -0.76] [%clk 0:04:20] } 21... dxe5 { [%eval -0.7] [%clk 0:16:39] } 22. Rxe5 { [%eval -0.65] [%clk 0:04:34] } 22... Qf6 { [%eval -0.84] [%clk 0:05:49] } 23. Qa1 { [%eval -1.34] [%clk 0:04:47] } 23... Kg8 { [%eval -1.34] [%clk 0:04:51] } 24. c5?? { [%eval -3.41] } { Blunder. Qd4 was best. } { [%clk 0:03:45] } 24... Be6 { [%eval -3.48] [%clk 0:04:40] } 25. Rae2 { [%eval -3.7] [%clk 0:02:49] } 25... Nxc5 { [%eval -3.79] [%clk 0:04:44] } 26. Qb1 { [%eval -3.52] [%clk 0:01:11] } 26... Nxd3?? { [%eval -0.2] } { Blunder. Rad8 was best. } { [%clk 0:03:16] } 27. Rxe6 { [%eval -0.42] [%clk 0:01:35] } 27... Qf7 { [%eval -0.59] [%clk 0:01:03] } 28. Re7 { [%eval -0.5] [%clk 0:01:15] } 28... Qd5 { [%eval -0.48] [%clk 0:01:31] } 29. h3? { [%eval -2.05] } { Mistake. Nxc7 was best. } { [%clk 0:01:13] } 29... Nf4 { [%eval -1.87] [%clk 0:01:42] } 30. Rf2?? { [%eval -5.79] } { Blunder. R2e4 was best. } { [%clk 0:01:16] } 30... Nxh3+ { [%eval -5.93] [%clk 0:01:37] } 31. gxh3 { [%eval -5.87] [%clk 0:01:32] } 31... Qg5+ { [%eval -5.82] [%clk 0:02:03] } 32. Kh1?? { [%eval #-11] } { Checkmate is now unavoidable. Rg2 was best. } { [%clk 0:01:23] } 32... Rxf2 { [%eval #-10] [%clk 0:01:26] } 33. Qb3+ { [%eval #-11] [%clk 0:01:49] } 33... Kf8 { [%eval #-11] [%clk 0:01:41] } 0-1