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