Mate in 3 · No. 14 · ~1100 · Check

Queen, rook and knight

White to play and mate in three.

Position

White
king on h3, queen on c6, rook on h6, knight on a3, pawns on a2, c4, e2, f3 and g2
Black
king on c8, rooks on c7 and e5, bishops on d6 and f7, knight on d7, pawns on a6, b5, b7, c5, e7 and f6