We have three blocks. Lets call them A, B and C. A medium black square is in block A. Then, we have block B with two medium black squares in it. Medium black square number one is touching the bottom edge of this block. Below a medium yellow square is medium black square number two. Below medium black square number two is medium black square number one. It is below the medium yellow square. Block C is above block A and to the right of block B. It contains one medium yellow square.
Which object is to the left of a medium yellow square? the medium black square which is in block A or medium black square number two?
the medium black square  which is in block A medium black square  number two both of them none of them