We have three blocks. We call them A, B and C. A medium blue square is in block A. Block B is below block A. It has two medium yellow squares and two other medium black squares. Below medium black square number two and medium yellow square number two there is medium yellow square number one. Medium black square number one is below medium black square number two and medium yellow square number two. Below medium yellow square number two there is medium black square number two. Finally, we have block C to the left of block B. It contains two medium blue squares. Below medium blue square number two is medium blue square number one.
Which object is below a medium blue square? medium yellow square number two or medium yellow square number one?
medium yellow square  number two medium yellow square  number one both of them none of them