Mate in 3 · No. 249 · ~2100 · Capture

Queen, rook and knight

White to play and mate in three.

Position

White: king on b1, queen on d5, rook on d4, knight on d8, pawns on a2 and b2
Black: king on c7, rooks on a5 and b8, bishops on b5 and f6, knight on f4, pawns on a4, d6 and e4