There is a block with a big black circle, one medium black square and one medium black triangle in it. There is also one big yellow triangle touching the right edge of this block. The big black circle is to the right of the medium black square which is below the medium black triangle. The medium black square is above a small blue square. The medium black triangle is above the small blue square. Near to the small blue square there is the big black circle. The small blue square is touching the bottom edge of this block.
What is above the blue square? a medium black triangle or a big black circle?
medium black triangle  big black circle  both of them none of them