There are three blocks. We call them A, B and C. Block A has one medium black square. Then, there is block B which has a medium black square. Finally, to the right of block B we have block C. It is to the right of block A. It has two medium black squares. It also has one medium yellow square. Below medium black square number two is medium black square number one.. The medium yellow square is below the black shape which is below medium black square number two. It is below medium black square number two.
What is to the left of the yellow object? a medium black square number two or a medium black square which is in block B?
medium black square  number two medium black square  which is in block B both of them none of them