There are three blocks. We call them A, B and C. Block B is above A. Block C is to the right of B. Block A has two medium yellow circles. It also has one big black triangle. It is above and to the left of medium yellow circle number two. Below the big black triangle there is medium yellow circle number one. Block B contains one big yellow square. It also has a big black circle. The big yellow square is to the right of and near to the big black circle. And block C contains a small black square.
What is below the big yellow square? a big triangle or a small black square?
big triangle  small black square  both of them none of them