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