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