Daily chess puzzle: Check Mate #9

Another puzzle from Dragoslav Andric’s 1981 book “Matni Udar”.

White to play and win

Morphy v Nepoznati, New York 1857

Solution

Fairly straightforward, but pretty nevertheless. 1 Qf8+! Rf8 2 Rf8+ Nc8[]

and 3 Ra8+! followed by 4 Rc8 mate.