There are two blocks, A and B. Block A is below B. Block A has a medium black triangle and one medium yellow triangle. Near to the medium yellow triangle and a medium yellow square there is the medium black triangle. The medium yellow square is touching the bottom edge of this block. Block B contains a small black triangle and one small blue square. Near to the small blue square is the small black triangle.
What is below the small square? a medium yellow triangle or a small black triangle?
medium yellow triangle  small black triangle  both of them none of them