THREE-MOVER

An orthodox chess problem in which White must checkmate Black King in three moves.
Chéron, André vs Mate in 3 moves 1-0 Feuille d’Avis de Lausanne
1930

1. Bb8 d6
1… d5 2. Rc7 Kxh2 3. Rh7#
2. d5 Kxh2 3. Rh4# 1-0