We have three blocks, A, B and C. Blocks C and A are to the left of B. Block A contains a big blue square, one big black triangle and one big blue circle. The big blue square is above, to the left of and near to the big black triangle. Block B has a medium black circle, a small yellow circle and a big yellow triangle. A medium yellow circle is near to, to the right of and below the small yellow circle which is to the left of the big yellow triangle. A small blue square is also in this block. The small blue square is below the medium black circle. It is near to and to the left of the big yellow triangle. Block C contains a small blue triangle.
What is to the right of the small blue triangle? a medium yellow circle or a medium black circle?
medium yellow circle  medium black circle  both of them none of them