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