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