We have two blocks, A and B. Block A is above B. Block A contains a medium blue square and a medium yellow square. The medium blue square is below the medium yellow square. Block B has two medium black squares. A medium yellow square is touching the bottom edge of this block. It is below medium black square number one and medium black square number two. Below medium black square number two there is medium black square number one.
Which object is below a medium black square? the medium yellow square which is in block A or the object that is touching the bottom edge of a block?
the medium yellow square  which is in block A the object that is touching the bottom edge of a block  both of them none of them