We have three blocks, A, B and C. Block B is above blocks A and C. Block A has one medium black square. Block B contains one medium yellow square. Block C has two medium yellow squares and two other medium black squares. Medium yellow square number one is below medium yellow square number two and medium black square number two. Medium yellow square number two is below medium black square number one and medium black square number two. Below medium black square number two is medium black square number one.
Which object is below a medium black square? the medium yellow square that is in block B or medium yellow square number two?
the medium yellow square  that is in block B medium yellow square  number two both of them none of them