We have two blocks, A and B. Block A is above B. Block A contains a small blue square, a big black triangle and a medium blue triangle. To the left of the big black triangle is the small blue square. The big black triangle is to the right of the medium blue triangle. Below the medium blue triangle is the small blue square. Block B has one big black triangle, one small yellow square and one big yellow circle. The small yellow square is touching the right edge of this block. It is below and to the right of the big yellow circle. To the right of the big yellow circle there is the big black triangle.
Which object is below a small blue square? the medium blue triangle or the circle?
the medium blue triangle  the circle  both of them none of them