We have two blocks, A and B. Block A is below B. Block A contains one big blue circle. Block B contains a small yellow square, a small yellow triangle and a small blue triangle. The small yellow triangle is to the right of and above the small blue triangle. This block also has a medium black triangle. The small yellow square is below the small object which is to the right of the small blue triangle. This shape is below and to the left of the small blue triangle.
What is below the small yellow triangle? a big blue circle or a square?
big blue circle  square  both of them none of them