There are three blocks. Lets call them A, B and C. There are a medium yellow triangle and one small blue circle in block A. To the right of the small blue circle is the medium yellow triangle. Then, there is block B. It contains a big blue triangle. Block C is to the left of block A and to the right of block B. It contains a medium black triangle, one medium yellow square and one big yellow circle. Above the big yellow circle and the medium yellow square is the medium black triangle.
Which object is to the left of a small object? the medium yellow triangle or the big yellow circle?
the medium yellow triangle  the big yellow circle  both of them none of them