Sierra,M - Granda Zuniga,J

Black rook on a8.
Black bishop on c8.
Black rook on f8.
Black king on g8.
Black pawn on b7.
Black pawn on c7.
Black queen on e7.
Black pawn on f7.
Black pawn on g7.
Black pawn on b6.
Black pawn on d6.
Black knight on f6.
Black pawn on h6.
White bishop on b5.
White pawn on d4.
White pawn on e4.
White bishop on h4.
White pawn on a2.
White pawn on b2.
White queen on e2.
White pawn on f2.
White pawn on g2.
White pawn on h2.
White rook on a1.
White rook on f1.
White king on g1.