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