Mate in 3 · No. 383 · ~1900 · Check

Rook, bishop and two knights

White to play and mate in three.

Position

White
king on c2, rook on c8, bishop on g7, knights on a3 and e1, pawns on b3, e3, e4, f3 and f4
Black
king on b4, queen on e5, rook on b7, bishops on a2 and c5, knight on b1, pawns on b6, c6 and d4