We have three blocks, A, B and C. Block A contains one big yellow square. This block also has a small blue square. Above and to the right of the small blue square is the big yellow square. Then, there is block B with a big blue square in it. Finally, above block A we have block C. It is to the right of block B. It contains two small black squares. It also has a medium black circle. To the left of and near to small black square number two which is to the left of the medium black circle there is small black square number one.
What is above the small blue square? a big yellow square or a small black square?
big yellow square  small black square  both of them none of them