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