We have three blocks. We call them A, B and C. Blocks C and A are to the left of B. Block A contains two medium yellow squares. It also contains a medium black square. The medium black square is below medium yellow square number one and medium yellow square number two. Below medium yellow square number two is medium yellow square number one. Block B contains one medium yellow square. Block C contains two medium black squares. Medium black square number one is touching the bottom edge of this block. Below a medium yellow square there is medium black square number two. Below medium black square number two and the medium yellow square there is a medium blue square.. Medium black square number one is below the medium yellow square. It is below the medium blue square.
Which object is below a medium yellow square? the medium yellow square that is in block B or medium yellow square number one?
the medium yellow square  that is in block B medium yellow square  number one both of them none of them