There are two blocks. Lets call them A and B. Block A is to the left of B. Block A has a medium yellow square and one big black triangle. There is also a small blue triangle in this block. It is to the right of a medium yellow triangle. Below, near to, touching and to the left of the big black triangle is the medium yellow square. The big black triangle is to the right of the medium yellow triangle. Block B has one big blue triangle, a big blue square and one small blue triangle. The big blue triangle is touching the right edge of this block. The big blue square is to the right of and below the small blue triangle.. To the right of the small blue triangle is the big blue triangle.
Which object is to the left of a big blue square? the medium yellow triangle or the black object?
the medium yellow triangle  the black object both of them none of them