1.Nxe5!Bxd1
2.Bxf7+Ke7
3.Bg5+Kd6
4.Ne4+!Kxe5
If 4... Kc7 5.Bxd8+ Rxd8 6.Nxc6
5.f4+Kd4
If 5... Kf5 5.Ng3#
6.Raxd1!Ke3
The threat was 7.c3+
7.Rf3+Ke2
8.Nc3#
Huber-Lemke (1936)