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