There are two blocks, A and B. Block A has two medium black squares. Below medium black square number two and a medium yellow square there is medium black square number one. Medium black square number two is below the medium yellow square. A medium blue square is also in this block. It is below the medium yellow square and medium black square number two. Block B is above block A. It has a medium black square.
Which object is below a medium black square? the blue shape or the medium yellow square?
the blue shape the medium yellow square  both of them none of them