We have three blocks. Lets call them A, B and C. Block A contains a medium blue triangle. To the right of block A is block B which has one small blue circle and one small yellow circle. The small blue circle is near to and to the left of the small yellow circle. To the left of block A there is block C which contains two big blue circles. To the left of a medium black circle and big blue circle number two is big blue circle number one. To the right of the medium black circle and big blue circle number one is a small black circle.
What is to the left of the small blue circle? a medium black circle or a big blue circle?
medium black circle  big blue circle  both of them none of them