There are three blocks. Lets call them A, B and C. A small yellow square is in block A. Below block A is block B with one big yellow square in it. Finally, we have block C below block A. It contains a small yellow triangle. Above and to the right of a small black circle there is the small yellow triangle. This block also has a small black triangle.. To the left of the small black triangle is the small black circle.
What is below the small yellow square? a circle or a small black triangle?
circle  small black triangle  both of them none of them