There are two blocks, A and B. Block A contains one medium black triangle, one medium blue triangle and a small black square. The medium black triangle is to the left of a medium blue circle and the small black square. The medium blue circle is to the right of the medium blue triangle. The small black square is touching the right edge of this block. Near to and to the right of the medium blue triangle there is the medium black triangle. Block B is to the right of block A. It contains one small blue triangle and a medium blue square. To the left of and below a medium yellow square is the small blue triangle. The medium blue square is touching the right edge of this block. The small blue triangle is touching the bottom edge of this block. The medium yellow square is above and near to the medium blue square.
What is to the left of the circle? a medium blue triangle or a yellow thing?
medium blue triangle  yellow thing both of them none of them