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