There are three blocks. Lets call them A, B and C. There are two medium blue squares in block A. Medium blue square number one is below a medium black square. Below the medium black square is medium blue square number two. Medium blue square number one is below the medium blue square number two. Below block A is block B which has one medium black square. Finally, we have block C. It is below block B. It has one medium black square.
Which object is below a medium black square? the medium black square which is in block C or the medium black square which is in block A?
the medium black square  which is in block C the medium black square  which is in block A both of them none of them