We have two blocks, A and B. One small yellow circle and a medium blue square are in block A. This block also has one big black square. The small yellow circle is touching the right edge of this block. The medium blue square is touching the bottom edge of this block. The big black square is to the right of and above the medium blue square. Above the medium blue square there is the small yellow circle. To the left of the small yellow circle is the big black square. To the left of block A there is block B with one big black triangle, one small yellow circle and one medium yellow square in it. The small yellow circle is to the left of and above the medium yellow square.. To the right of and near to the medium yellow square there is the big black triangle.
What is to the left of the shape that is touching the right edge of a block? a medium yellow square or a black triangle?
medium yellow square  black triangle  both of them none of them