There are three blocks. Lets call them A, B and C. A big black triangle, a big black square and one medium blue square are in block A. To the right of the medium blue square and the big black triangle is a big yellow circle. The big black triangle is to the right of the medium blue square. The big black square is touching the bottom edge of this block. This shape is below the medium blue square. Block B is to the right of block A. It contains a medium black circle and a small black square. To the left of and above the small black square there is the medium black circle. Finally, we have block C. It is to the right of block B. It has one small blue triangle, a small black triangle and one small yellow square. There is also a small black circle touching the right edge of this block. To the left of the small black circle is the small yellow square. Below the small black circle and the small yellow square there is the small black triangle... Below the small yellow square and the small black circle there is the small blue triangle.
What is to the left of the small black circle? a small blue triangle or a small black square?
small blue triangle  small black square  both of them none of them