We have three blocks. Lets call them A, B and C. There is one medium black square in block A. A medium blue square is below the medium black square. Then, we have block B. It contains a medium yellow square. Finally, below block B we have block C. It is below block A. It contains two medium black squares. It also contains a medium blue square. Below medium black square number two there is the medium blue square. It is below medium black square number one which is below medium black square number two.
What is below the yellow shape? a medium black square number one or a medium black square that is in block A?
medium black square  number one medium black square  that is in block A both of them none of them