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