White to play and win
D Isaacson v B Rabinowitz 1955
Solution
Reitstein's hint is that it is a mate in four, so 'just winning' wasn't good enough. The solution is quite pretty, with the rooks combining nicely.
1 Qb8+! Kb8[] 2 Re8+ Kb7 (2…Qc8 3 Rb1+ Ka8 4 Rc8 mate) 3 a6+ Kb6 4 Rb8 mate.