There are three blocks. We call them A, B and C. Block A has a medium blue square. Above block A is block B which has a medium yellow square. Below the medium yellow square there is a medium blue square. To the left of block A there is block C which contains two medium black squares. This block also contains one medium blue square. The medium blue square is below medium black square number one and medium black square number two. Below medium black square number two there is medium black square number one.
Which object is to the left of a medium blue square? the medium yellow square or the blue shape that is touching the bottom edge of a block?
the medium yellow square  the blue shape that is touching the bottom edge of a block  both of them none of them