There are two blocks, A and B. Block A has a small black square and a small black triangle. This block also has a small yellow square. It is to the left of the small black triangle. The small black square is touching the right edge of this block. This object is to the right of and above the small black triangle. To the right of block A there is block B with one small black triangle and a medium blue triangle in it. The small black triangle is to the left of the medium blue triangle.
Which object is to the left of a small black triangle? the black thing that is touching the right edge of a block or the yellow shape?
the black thing that is touching the right edge of  a block  the yellow shape both of them none of them