There are three blocks. We call them A, B and C. Block A is to the left of block B and it is above block C. Block A has a medium yellow circle. Block B has a small blue triangle. Block C has a medium yellow square, a medium black square and a small yellow triangle. A big blue circle is above, far from and to the right of the small yellow triangle. The medium yellow square is to the left of the small yellow triangle and the medium black square. The medium black square is below the circle which is above the small yellow triangle.
What is below the medium yellow circle? a small blue triangle or a small yellow triangle?
small blue triangle  small yellow triangle  both of them none of them