We have a block with a big blue triangle, a small black triangle and one big black square in it. To the right of the big black square is the big blue triangle. A medium blue square is above, to the left of and near to the big black square. This block also has a small blue triangle. To the right of and near to the small blue triangle is the big blue triangle. This shape is to the right of the medium blue square.
Which object is above a big black square? the medium square or the big blue triangle?
the medium square  the big blue triangle  both of them none of them