We have three blocks. We call them A, B and C. Block B is to the right of C. Block A is below B. Block A contains one small black square. Block B contains one small yellow triangle. And block C has two small black triangles. Small black triangle number one is below small black triangle number two and a medium blue triangle. Above the medium blue triangle there is small black triangle number two.
What is to the left of the yellow thing? a small black triangle or a square?
small black triangle  square  both of them none of them