De la Riva Aguado,O - Wiedenkeller,M

Black pawn on c7.
Black pawn on f7.
Black pawn on g7.
Black pawn on b6.
Black pawn on d6.
Black king on f6.
Black pawn on h6.
Black pawn on a5.
White pawn on b5.
White pawn on c5.
White pawn on d5.
White pawn on h5.
White king on e4.
White bishop on f4.
White pawn on g4.
White pawn on b3.
Black bishop on c3.
White pawn on f3.