We have three blocks, A, B and C. Block C is below B. Block B is above A. Block A contains one medium blue square. Block B contains a medium black square. And block C contains two medium blue squares. Medium blue square number one is below a medium black square and medium blue square number two. Below the medium black square there is medium blue square number two.
Which object is below a medium black square? the medium blue square which is in block A or medium blue square number two?
the medium blue square  which is in block A medium blue square  number two both of them none of them