There are three blocks. Lets call them A, B and C. Blocks B and C are to the left of A. Block A contains a big blue square. A big yellow square is near to the big blue square. Block B has one medium yellow triangle. And block C contains one small black circle, a medium blue circle and one big yellow circle. A medium yellow square is also in this block. Near to and below the medium blue circle which is to the right of and above the medium yellow square is the small black circle.. Below the medium yellow square is the big yellow circle.
Which object is to the left of a big yellow square? the yellow triangle or the medium blue circle?
the yellow triangle  the medium blue circle  both of them none of them