We have two blocks. Lets call them A and B. Block A is to the left of B. Block A contains one big blue triangle. There is also a small blue square touching the bottom edge of this block. This shape is below the big blue triangle. This block also contains a medium black circle. Above and to the left of the small blue square is the medium black circle. Block B contains a big blue square. The big blue square is touching the bottom edge of this block. This block also has a medium yellow square. Near to the medium yellow square there is the big blue square.
What is to the left of the big blue square? a yellow square or a medium black circle?
yellow square  medium black circle  both of them none of them