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