We have two blocks. We call them A and B. A medium yellow square is in block A. Block B is below block A. It contains two medium blue squares. Medium blue square number one is touching the bottom edge of this block. Medium blue square number two is below a medium yellow square. It also has one medium black square. It is below the medium yellow square. Medium blue square number one is below the medium black square , the medium yellow square and medium blue square number two.
Which object is below a medium yellow square? the blue shape which is touching the bottom edge of a block or the black object?
the blue shape which is touching the bottom edge of a block  the black object both of them none of them