We have three blocks. We call them A, B and C. Block A is above B. Block B is to the right of C. Block A contains one small black triangle and a big black circle. The small black triangle is to the right of the big black circle. Block B has one big blue square. Below a big black square which is above and to the right of the big blue square there is a medium black circle. The big black square is touching the right edge of this block. The big blue square is touching the bottom edge of this block. Block C has one medium yellow circle. One big blue circle is also in this block. This block also contains a small yellow circle. The medium yellow circle is touching the right edge of this block. The big blue circle is near to and below the small yellow circle. The medium yellow circle is to the right of the big blue circle.
Which object is below a triangle? the big black circle or the small yellow circle?
the big black circle  the small yellow circle  both of them none of them