Mate in 3 · No. 350 · ~1900 · Check

Queen, rook, bishop and knight

White to play and mate in three.

Position

White
king on b1, queen on g8, rook on c1, bishop on f7, knight on b3, pawns on f4, g3 and h2
Black
king on e4, rooks on b6 and e3, bishops on d4 and f1, knight on c5, pawns on c4, c7, d6, d7, f5, g6 and h5