There are one small black square, one small blue triangle and one small blue square in a block. To the right of and above a medium yellow square is the small black square. The medium yellow square is touching the bottom edge of this block. This block also has a big blue triangle.. To the left of, near to and above the medium yellow square is the small blue square.
What is to the left of the yellow square? a small blue square or a small black square?
small blue square  small black square  both of them none of them