There are three blocks. We call them A, B and C. Blocks A and B are above C. Block A contains one medium black square. Block B contains a big yellow square. And block C has two big blue circles. It also contains a big blue square. This block also has a medium yellow circle. To the left of big blue circle number one , the medium yellow circle and big blue circle number two is the big blue square.
What is below the black shape? a big blue circle or a big blue square?
big blue circle  big blue square  both of them none of them