There are two blocks. We call them A and B. There are one small blue square, a medium blue triangle and one medium blue square in block A. The small blue square is to the left of a big blue square and the medium blue triangle. To the right of and near to the medium blue square there is the big blue square. The medium blue triangle is touching the right edge of this block. This object is above the medium blue square. Above block A we have block B which contains one small yellow square.
Which object is below a yellow shape? the medium blue square or the big object?
the medium blue square  the big object both of them none of them