Mate in 2 · No. 300 · ~1700 · Sacrifice

Queen, bishop and two knights

White to play and mate in two.

Position

White
king on a7, queen on g7, bishop on e6, knights on d7 and e3, pawns on a2, b4 and h3
Black
king on h5, queen on h2, rook on g8, bishop on f3, knights on g2 and h7, pawns on e4, e7, f7, g5, g6, h4 and h6