We have three blocks. Lets call them A, B and C. Block A is to the right of block B and below block C. Block A has two medium black squares. Below medium black square number two there is medium black square number one. Block B has a medium blue square. And block C contains a medium blue square and a medium black square. Below the medium black square there is the medium blue square.
Which object is above a medium black square? the medium black square which is in block C or medium black square number one?
the medium black square  which is in block C medium black square  number one both of them none of them