Mate in 2 · No. 583 · ~1400 · Check

Queen, rook and knight

White to play and mate in two.

Position

White
king on b4, queen on a8, rook on b6, knight on g8, pawns on f4, g2 and h2
Black
king on c7, rooks on c8 and d7, bishops on b5 and d8, knight on a5, pawns on a4, a6, d6, e5 and f6