Mate in 3 · No. 115 · ~2200 · Check

Queen, rook, bishop and knight

White to play and mate in three.

Position

White
king on c1, queen on g1, rook on g8, bishop on c4, knight on e3, pawns on a3, b3, c2 and c3
Black
king on e4, queen on e2, rook on g2, bishop on c5, knights on b1 and h6, pawns on b5, c7, d7, f4, g3 and g5