White to play and win
Minic v Kurajica, Batumi 1966
Solution
Not too hard today, but a nice calculation exercise nevertheless.
1 Nh7+ Kg8 2 Nf6+ Kf8 (2…Kh8 3 Rf7 and 4 Rh7 mate) 3 g6! and mate either by 3…fg 4 h7 5 h8(Q)mate; or by 3….other, 4 g7mate (or 4 Rf7mate).