Mate in 2 · No. 923 · ~1700 · Check

Two rooks, bishop and knight

White to play and mate in two.

Position

White
king on h2, rooks on e4 and f7, bishop on e6, knight on b7, pawns on a4, c2 and f3
Black
king on c6, queen on a6, rooks on b6 and e5, bishop on c5, pawns on a3 and a5