Mate in 1 · No. 145 · Predicted ~900

Queen and two rooks

White to play and mate in one.

Position

White: king on g4, queen on b3, rooks on f1 and h2, pawns on a3, a4, c4, f3 and g2
Black: king on a6, queen on e2, rooks on c8 and h8, bishop on a7, pawns on a5, d6, d7, g6 and h6