We have three blocks, A, B and C. Block C is below A. Block B is below C. Block A contains one small yellow triangle. Block B has a small yellow circle and a medium black triangle. Above and near to the medium black triangle there is the small yellow circle. The medium black triangle is touching the bottom edge of this block. Block C contains one medium black triangle. A big blue circle is touching the bottom edge of this block. This object is below the medium black triangle.
What is below the small yellow triangle? a medium black triangle or a small yellow circle?
medium black triangle  small yellow circle  both of them none of them