There are two blocks. We call them A and B. Block A is below B. Block A contains a big blue circle and a medium blue circle. The big blue circle is above the medium blue circle and a small blue square. To the right of the small blue square is the medium blue circle. Above and to the left of the medium blue circle there is a medium black triangle. Block B contains one big black circle.
What is below the big black circle? a small blue square or a medium blue circle?
small blue square  medium blue circle  both of them none of them