Mate in 1 · No. 45 · Predicted ~1300

Queen and rook

White to play and mate in one.

Position

White: king on f1, queen on b7, rook on c1, pawns on b4, e3 and h2
Black: king on e8, queen on h5, rook on a8, bishop on b8, pawns on b6, e6, f7 and h7