There are two blocks. Lets call them A and B. One medium black square is in block A. Block B is above block A. It contains two medium yellow squares and two other medium black squares. Medium yellow square number one is touching the bottom edge of this block. Below medium yellow square number two there is medium black square number one. Below medium yellow square number two there is medium black square number two. Medium yellow square number one is below medium black square number one , medium black square number two and medium yellow square number two.
Which object is above a medium black square? medium yellow square number two or the medium yellow square that is touching the bottom edge of a block?
medium yellow square  number two the medium yellow square  that is touching the bottom edge of a block  both of them none of them