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