Mate in 2 · No. 539 · ~2100 · Capture

Queen, rook, bishop and knight

White to play and mate in two.

Position

White
king on h7, queen on a5, rook on b1, bishop on g6, knight on a2, pawns on a4, b3, c3 and d3
Black
king on a3, queen on b2, rook on b6, knights on c2 and d6, pawns on a6, b5, c4, c5, c6, d4 and d5