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