F.Sackmann
Muenchner Zeitung, 1913
Win

White: Ka8, Nh4, Nh6; pawns - f7, g7
Black: Ke6, Qd6

 l.f8N+ Kf6 2.g8N+ Kg7 3.N4f5+ Kxf8 4.Nxd6 wins.