Mate in 1 · No. 256 · Predicted ~1500

Queen, rook, two bishops and knight

White to play and mate in one.

Position

White
king on e2, queen on g5, rook on d1, bishops on a4 and f4, knight on d5, pawns on b2, c3, e3, g3, h2 and h3
Black
king on a8, queen on d4, rooks on b8 and e8, bishop on b7, knights on b6 and d6, pawns on a7, b5, d7, f5, f7 and g6