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