There are three blocks. We call them A, B and C. Block A has a medium black square. Block B is to the left of block A. It contains two medium black squares. Medium black square number one is touching the bottom edge of this block. It is below medium black square number two. Below block B there is block C. It has one medium blue square and one medium yellow square. The medium blue square is touching the bottom edge of this block. It is below the medium yellow square.
Which object is below a medium black square? the medium yellow square or the blue thing that is touching the bottom edge of a block?
the medium yellow square  the blue thing that is touching the bottom edge of a block  both of them none of them