There are three blocks. Lets call them A, B and C. There is a small blue triangle in block A. To the left of block A is block B. It contains a small blue square and one medium black square. The small blue square is below the medium black square. To the right of block A there is block C which contains a big blue circle. A small blue square is to the left of and below the big blue circle.
Which object is to the left of a small blue square? the medium black object or the big circle?
the medium black object the big circle  both of them none of them