We have three blocks. Lets call them A, B and C. Block A contains one medium black triangle and one medium yellow square. A medium black square is also in this block. It is to the left of and below the medium yellow square. To the left of, touching and below the medium yellow square is the medium black triangle. Then, there is block B with a small black triangle in it. A big black triangle is to the right of and above a small black circle. It is to the left of the small black triangle. The small black triangle is to the right of the small black circle. Finally, above block A we have block C which is above block B. It contains a small yellow circle.
Which object is below a small yellow circle? the medium black triangle or the small black triangle?
the medium black triangle  the small black triangle  both of them none of them