We have two blocks. We call them A and B. Block A has two medium black squares. Medium black square number one is below a medium blue square. It also contains one medium yellow square. Below the medium blue square , medium black square number two and medium black square number one is the medium yellow square... The medium blue square is below medium black square number two. Above block A there is block B with a medium blue square and a medium yellow square in it. 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 that is touching the bottom edge of a block or the medium yellow square that is in block B?
the medium yellow square  that is touching the bottom edge of a block  the medium yellow square  that is in block B both of them none of them