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