Mate in 1 · No. 204 · Predicted ~700

Queen, rook and bishop

White to play and mate in one.

Position

White
king on g3, queen on e3, rook on f1, bishop on h6, pawns on b3, d3, f3 and h3
Black
king on f7, queen on g8, rooks on e8 and h8, pawns on e6, e7 and g6