We have three blocks, A, B and C. Block A is above block C and below block B. Block A contains one small blue circle. Block B has one big blue square. Block C has a small black circle. Above a big black circle is the small black circle. Below the small black circle and a big black square is a small yellow triangle. It is to the left of the big black circle.
What is below the small blue circle? a small black circle or a big blue square?
small black circle  big blue square  both of them none of them