There are two blocks. We call them A and B. Block A contains two medium blue squares. Below medium blue square number two is medium blue square number one. A medium black square is below a medium yellow square and medium blue square number one.. The medium yellow square is below medium blue square number two and medium blue square number one. To the left of block A there is block B with one medium blue square and a medium black square in it. The medium blue square is touching the bottom edge of this block. This shape is below the medium black square.
What is to the right of the thing that is touching the bottom edge of a block? a medium blue square or a yellow shape?
medium blue square  yellow shape both of them none of them