Mate in 3 · No. 223 · ~1900 · Sacrifice

Two rooks, bishop and knight

White to play and mate in three.

Position

White
king on h6, rooks on b1 and b3, bishop on b5, knight on a3, pawns on c3, d3 and g4
Black
king on a5, rooks on b6 and c5, bishop on c6, knight on a2, pawns on a6, b7, c4, d5 and d7