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