Mate in 2 · No. 415 · ~2000 · Sacrifice

Queen, rook, bishop and knight

White to play and mate in two.

Position

White
king on e7, queen on a8, rook on h7, bishop on h6, knight on f6, pawns on a2, e2, e3, f3 and h3
Black
king on h4, queen on g6, rook on f1, bishops on e1 and h1, knight on g7, pawns on e5, f5, f7, g3, g4 and g5