Event: German Championship
Site: Magdeburg, Germany
Date: 2021-07-28
White: Kolb, Tobias
WhiteElo: 2307
Black: Roseneck, Jonas
BlackElo: 2401
Result: 1-0
ECO: D90
Opening: Grünfeld Defense: Three Knights Variation
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:59] } 1... Nf6 { [%eval 0.19] [%clk 1:30:56] } 2. c4 { [%eval 0.11] [%clk 1:31:26] } 2... g6 { [%eval 0.28] [%clk 1:31:18] } 3. Nc3 { [%eval 0.17] [%clk 1:31:52] } 3... d5 { [%eval 0.2] [%clk 1:31:44] } 4. Nf3 { [%eval 0.22] [%clk 1:31:54] } 4... Bg7 { [%eval 0.27] [%clk 1:32:06] } 5. h4 { [%eval -0.2] [%clk 1:32:10] } 5... dxc4 { [%eval 0.34] [%clk 1:27:28] } 6. e4 { [%eval -0.3] [%clk 1:31:56] } 6... c5 { [%eval 0.0] [%clk 1:27:54] } 7. d5 { [%eval 0.0] [%clk 1:31:30] } 7... b5 { [%eval 0.35] [%clk 1:28:01] } 8. h5 { [%eval 0.29] [%clk 1:31:21] } 8... O-O { [%eval 0.0] [%clk 1:25:25] } 9. hxg6 { [%eval 0.75] [%clk 1:31:40] } 9... fxg6 { [%eval 0.83] [%clk 1:25:50] } 10. Rh4?! { [%eval 0.21] } { Inaccuracy. e5 was best. } { [%clk 1:30:16] } 10... e6?! { [%eval 1.16] } { Inaccuracy. a6 was best. } { [%clk 1:00:36] } 11. Nxb5? { [%eval -0.24] } { Mistake. dxe6 was best. } { [%clk 0:54:44] } 11... exd5 { [%eval 0.0] [%clk 0:53:38] } 12. Nc3 { [%eval -0.02] [%clk 0:52:38] } 12... Re8 { [%eval 0.12] [%clk 0:35:29] } 13. Be3 { [%eval 0.0] [%clk 0:26:35] } 13... Bg4?? { [%eval 2.09] } { Blunder. Nc6 was best. } { [%clk 0:20:49] } 14. exd5?? { [%eval 0.18] } { Blunder. Nxd5 was best. } { [%clk 0:16:56] } 14... Nbd7 { [%eval 0.01] [%clk 0:18:38] } 15. Bxc4 { [%eval 0.0] [%clk 0:15:12] } 15... Nb6?! { [%eval 0.57] } { Inaccuracy. Ne5 was best. } { [%clk 0:14:33] } 16. Bb5 { [%eval 0.78] [%clk 0:13:10] } 16... Bxf3? { [%eval 2.06] } { Mistake. Re5 was best. } { [%clk 0:11:27] } 17. Qxf3 { [%eval 1.92] [%clk 0:11:32] } 17... Nfxd5 { [%eval 1.71] [%clk 0:10:56] } 18. Bxe8 { [%eval 1.73] [%clk 0:08:32] } 18... Qxh4 { [%eval 1.62] [%clk 0:10:52] } 19. Bf7+ { [%eval 1.71] [%clk 0:08:25] } 19... Kh8 { [%eval 1.79] [%clk 0:11:21] } 20. Bxd5 { [%eval 1.83] [%clk 0:08:22] } 20... Qh1+?? { [%eval 4.4] } { Blunder. Rf8 was best. } { [%clk 0:11:21] } 21. Ke2 { [%eval 4.29] [%clk 0:08:22] } 21... Qxa1 { [%eval 4.05] [%clk 0:11:47] } 22. Bxa8 { [%eval 4.05] [%clk 0:08:50] } 22... Qxb2+ { [%eval 4.08] [%clk 0:11:59] } 23. Bd2 { [%eval 4.09] [%clk 0:09:16] } 23... h6 { [%eval 5.15] [%clk 0:10:31] } 24. Be4 { [%eval 5.1] [%clk 0:04:54] } 24... Nc4 { [%eval 5.21] [%clk 0:10:43] } 25. Nb1 { [%eval 5.32] [%clk 0:05:22] } 25... Ne5 { [%eval 5.02] [%clk 0:08:01] } 26. Qb3 { [%eval 5.48] [%clk 0:04:54] } 26... Qd4 { [%eval 5.37] [%clk 0:08:30] } 27. Qd5 { [%eval 5.47] [%clk 0:05:10] } 27... Qa4 { [%eval 5.41] [%clk 0:08:05] } 28. Bc3 { [%eval 5.62] [%clk 0:04:58] } 28... Qb5+ { [%eval 5.56] [%clk 0:06:31] } 29. Ke1 { [%eval 6.05] [%clk 0:04:47] } 29... Nc4?? { [%eval #6] } { Checkmate is now unavoidable. Qe8 was best. } { [%clk 0:06:35] } 30. Bxg7+? { [%eval 8.44] } { Lost forced checkmate sequence. Qd8+ was best. } { [%clk 0:05:14] } 30... Kxg7 { [%eval 8.4] [%clk 0:07:04] } 31. Qb7+? { [%eval 4.39] } { Mistake. Nd2 was best. } { [%clk 0:05:39] } 1-0