There are three blocks. Lets call them A, B and C. There is a small black circle in block A. There is also one medium black triangle in this block. Near to the small black circle there is the medium black triangle. Block B is to the left of block A. It contains a medium blue circle. Below block A there is block C which has one big black triangle, one big yellow triangle and a medium blue triangle. The big black triangle is near to a big blue circle. The medium blue triangle is touching the right edge of this block. A medium blue square is touching the bottom edge of this block. The big yellow triangle is touching the right edge of this block. Above the big blue circle and the medium blue square is the medium blue triangle. Below, to the left of and near to the medium blue triangle is the big black triangle.
Which object is above a medium blue triangle? the big black triangle or the small thing?
the big black triangle  the small thing both of them none of them