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