We have three blocks. Lets call them A, B and C. Block C is to the right of A. Block A is to the right of B. Block A contains a big black triangle, a medium black triangle and a small blue square. The big black triangle is touching the right edge of this block. The medium black triangle is above the small blue square and a big blue circle. Near to and below the small blue square is the big black triangle. Block B contains two medium yellow circles. It also has one big blue circle. One big yellow square is also touching the bottom edge of this block. Below medium yellow circle number two and medium yellow circle number one there is the big blue circle. Medium yellow circle number one is near to medium yellow circle number two.. To the right of the big yellow square there is medium yellow circle number two. And block C has a medium black circle.
What is to the left of the medium black circle? a big yellow square that is touching the bottom edge of a block or a big blue circle?
big yellow square  that is touching the bottom edge of a block  big blue circle  both of them none of them