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