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