There are two blocks. We call them A and B. Block A has a medium yellow square. Block B is above block A. It contains four medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Below medium yellow square number three which is below medium yellow square number four is medium yellow square number two. Below medium yellow square number two is medium yellow square number one. It is below medium yellow square number three and medium yellow square number four.
Which object is below a medium yellow square? medium yellow square number two or the medium yellow square which is touching the bottom edge of a block?
medium yellow square  number two the medium yellow square  which is touching the bottom edge of a block  both of them none of them