We have three blocks, A, B and C. There are one big black triangle, one big black square and a medium black triangle in block A. The big black triangle is above the big black square which is to the right of and below the medium black triangle. To the right of block A we have block B which has a medium black circle and one small yellow square. To the right of the small yellow square there is the medium black circle. To the left of block A there is block C which has one medium black square, a medium black triangle and a medium blue circle. To the right of and above the medium blue circle is the medium black triangle. It is touching the right edge of this block. The medium black square is near to the medium blue circle.
What is to the left of the yellow square? a blue thing or a medium black circle?
blue thing medium black circle  both of them none of them