There are three blocks, A, B and C. Block B is to the right of A and block A is to the right of C. Block A contains two small blue circles. It also contains one big blue circle. This block also contains one small yellow square. A medium yellow square is to the left of and below small blue circle number one. Below the medium yellow square there is the big blue circle. To the left of the medium yellow square and small blue circle number two is the small yellow square.. Block B has a medium black triangle, one small yellow triangle and one big blue triangle. Near to the big blue triangle there is the medium black triangle. To the left of and near to the big blue triangle is the small yellow triangle. Block C has one small black triangle.
Which object is to the left of a small yellow square? the small black triangle or the small yellow triangle?
the small black triangle  the small yellow triangle  both of them none of them