Best move · No. 9 · Predicted ~1300

Two rooks, two bishops and knight

White to play. Find the best move.

Position

White
king on f1, rooks on c1 and d4, bishops on b3 and c3, knight on e5, pawns on a4, b2, e3, f2, g2 and h2
Black
king on h8, queen on e7, rooks on c8 and d8, bishop on d6, knight on h4, pawns on a5, b6, f6, g7 and h7