There are two blocks. Lets call them A and B. Block A is below B. Block A contains one big yellow circle. There is also one small black square in this block. This block also has one medium blue triangle. It is to the left of and near to the small black square. To the right of and below the medium blue triangle is the big yellow circle. Block B contains one big blue square. It also contains a small yellow triangle. Above and near to the big blue square is the small yellow triangle.
What is below the small yellow triangle? a small black square or a big blue square?
small black square  big blue square  both of them none of them