Mate in 3 · No. 72 · ~1700 · Quiet

Rook and bishop

White to play and mate in three.

Position

White
king on g7, rook on h1, bishop on e4, pawns on a2, b4, c3 and f3
Black
king on a6, rooks on a3 and a4, bishop on a5, pawns on b5, b6 and d7