Best move · No. 7 · Predicted ~900

Two rooks, two bishops and knight

White to play. Find the best move.

Position

White
king on e1, rooks on a1 and h1, bishops on c1 and e2, knight on b5, pawns on a2, b2, e3, f2, g2 and h2
Black
king on e8, queen on d5, rooks on a8 and h8, bishops on c8 and f8, pawns on a7, b7, c5, f6, f7 and g5