Another puzzle from Dragoslav Andric's 1981 book “Matni Udar”.
White to play and mate Black.
Alekhine v Supiko, 1924
Solution
A pattern I had seen before: here, the fact that the rook had already been lifted to c3 is key. 1 Qg6! and if 1…fg 2 Ng6+! hg[] 3 Rh3+ and mates next move.