We have two blocks. We call them A and B. Block A is to the right of B. Block A contains two medium black squares. Medium black square number one is below medium black square number two and a medium yellow square. Medium black square number two is below the medium yellow square. Block B contains one medium yellow square and a medium black square. The medium yellow square is below the medium black square.
Which object is below a medium yellow square? the medium black square which is in block B or medium black square number two?
the medium black square  which is in block B medium black square  number two both of them none of them