There are two blocks, A and B. There are three medium blue squares in block A. This block also contains one medium black square. It is below medium blue square number three. Medium blue square number one is below medium blue square number three , the medium black square and medium blue square number two. Below the black shape which is below medium blue square number three there is medium blue square number two. Above block A is block B which has two medium black squares. Medium black square number one is touching the bottom edge of this block. It is below medium black square number two.
Which object is below a medium black square? medium blue square number three or medium blue square number one?
medium blue square  number three medium blue square  number one both of them none of them