There are three blocks. Lets call them A, B and C. Block A is below C and block B is above A. Block A contains a medium black square. Block B contains a medium blue square. Block C contains two medium black squares. This block also contains one medium blue square. This object is below medium black square number two. This block also contains one medium yellow square. The medium yellow square is below medium black square number two. It is below the blue object which is below medium black square number two. Below medium black square number two there is medium black square number one. This object is below the blue object which is below medium black square number two.
Which object is below a medium blue square? medium black square number one or the medium black square which is in block A?
medium black square  number one the medium black square  which is in block A both of them none of them