Now 4.Nc3 would produce the standard BDG position, but Diemer goes a different way.4.fxe4 Nxe4 5.Bd3 Nf6 6.Nf3 Bg4 7.0-0 e6 8.Nc3 Be7 9.Kh1 0-0 10.Be3 Nbd7 11.Qe1 Nd5 12.Nxd5 exd5 13.Qg3 Nf6 14.Qh4 Bxf3 15.gxf3 Re8 16.Bg5 g6 17.Rae1 Kg7 18.Qh6+ Kh8 19.f4 Ng8 20.Qh4 f5 21.Re5 Bxg5 22.fxg5 Rxe5 23.dxe5 Ne7 24.Qg3 Qg8
25...Qxe6? 26.Re1 Qd7 27.Qe5+26.h4 Qg7 27.c3 d4 28.c4 Nc6 29.Re1 Re8 30.h5 Re7 31.b4 Nxb4 32.h6 Qf8 33.Qe5+ Kg8 34.Qxd4 Nc6 35.Qf6!? Qd8?
This looks reasonable, but it is actually about the only move that allows White's next to succeed.36.Bxf5! gxf5?
White was now winning on just about anything else. This just ends the pain quickly.37.g6 Qd4
Black had no defense left.38.Qf7+! 1-0