We have two blocks, A and B. Block A has two medium black squares. Medium black square number one is below a medium yellow square and medium black square number two. Below medium black square number two and a medium blue square is the medium yellow square. Below medium black square number two there is the medium blue square. To the left of block A we have block B which contains one medium black square.
What is to the left of the yellow object? a medium black square number two or a medium black square number one?
medium black square  number two medium black square  number one both of them none of them