There are two blocks. Lets call them A and B. Block A is to the left of B. Block A has a medium yellow square. It also contains a medium blue square. The medium blue square is below the medium yellow square. Block B has two medium yellow squares. A medium black square is also in this block. It is below medium yellow square number two. Below the medium black square and medium yellow square number two there is medium yellow square number one.
Which object is below a medium yellow square? medium yellow square number one or the medium yellow square that is in block A?
medium yellow square  number one the medium yellow square  that is in block A both of them none of them