There are three blocks. Lets call them A, B and C. Block A has one medium blue square. Then, we have block B. It contains two medium yellow squares. Below medium yellow square number two is medium yellow square number one. There is also a medium black square touching the bottom edge of this block. The medium black square is below medium yellow square number one and medium yellow square number two. Finally, we have block C. It is above block B. Block A is below it. It contains two medium blue squares. Medium blue square number one is below a medium black square and medium blue square number two. Medium blue square number two is below the medium black square.
Which object is below a medium blue square? medium yellow square number one or medium yellow square number two?
medium yellow square  number one medium yellow square  number two both of them none of them