Mate in 1 · No. 249 · Predicted ~1300

Queen, two rooks, two bishops and knight

White to play and mate in one.

Position

White
king on g1, queen on g6, rooks on d1 and f1, bishops on e5 and f7, knight on h1, pawns on a4, d3, d4, f2, g2, h2 and h3
Black
king on h8, queen on g5, rooks on b3 and b8, bishops on e7 and e8, knight on b7, pawns on b5, b6, d6, d7, f5, g7 and h6