Camillo Gamnitzer, Schach-Echo 1971
Position: K2n2B1/8/8/5N2/4k3/n2N3Q/8/8 w - - 0 1
 
mate in 4

Black: Nd8, Ke4, Na3
White: Ka8, Bg8, Nf5, Nd3, Qh3
 1. Lf7? (2. De3+ Kxf5 3. Df4++) Sxf7!
1. Lc4? (2. Dg4++) Sxc4!

1. Lb3! (2. Dg4+ Kxd3 3. Df3+ Kd2 4. De3++) Sc2
2. Lc4 Se3
3. Sd6+ Kd4
4. Dh8++.