Mate in 1 · No. 149 · Predicted ~1700

Queen, rook and knight

White to play and mate in one.

Position

White: king on e1, queen on f8, rook on e2, knight on h2, pawns on a3, c3, d4, f3, f4 and g4
Black: king on d7, queen on h3, rooks on f2 and g8, bishops on a2 and h6, pawns on b6, b7, c6, d6 and g7