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