We have three blocks, A, B and C. A big blue triangle is in block A. Then, there is block B which contains one small yellow circle. To the right of and above a medium black square there is the small yellow circle. Block C is to the left of block B and block A is below it. It contains a medium black square, one big black triangle and one big yellow square. Near to and below the big yellow square is the big black triangle. The medium black square is to the left of and far from the big black triangle.
What is above the blue shape? a big black triangle or a big yellow square?
big black triangle  big yellow square  both of them none of them