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