We have three blocks. Lets call them A, B and C. Block A has one big blue triangle and a medium blue square. Below the medium blue square there is the big blue triangle. Block B is above block A. It has a small yellow square, a small black circle and one big yellow circle. The small yellow square is to the right of the big yellow circle. It is touching the right edge of this block. It is above the small black circle which is near to the big yellow circle. To the left of block A there is block C with one big black triangle and a medium blue square in it. The big black triangle is touching the bottom edge of this block. To the right of the medium blue square is a medium black square. The big black triangle is below the medium black square and the medium blue square.
Which object is below a big yellow circle? the small black circle or the big blue triangle?
the small black circle  the big blue triangle  both of them none of them