There are three blocks, A, B and C. One big yellow circle, a big black square and a big blue triangle are in block A. Above, to the right of and near to the big blue triangle there is the big yellow circle. Then, there is block B which contains one small blue circle and a medium blue square. The small blue circle is near to and to the right of the medium blue square. Finally, we have block C above block A and block B is above it. It has one small yellow triangle and one big black circle. Above and near to the big black circle is the small yellow triangle.
What is below the small blue circle? a big blue triangle or a small yellow triangle?
big blue triangle  small yellow triangle  both of them none of them