There are three blocks. We call them A, B and C. A medium yellow square is in block A. Block B is below block A. It has two medium blue squares. Medium blue square number one is below medium blue square number two and a medium black square. Medium blue square number two is below the medium black square. To the left of block B there is block C with one medium yellow square in it.
Which object is below a medium yellow square? medium blue square number two or medium blue square number one?
medium blue square  number two medium blue square  number one both of them none of them