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