its simply relationship with a guardian who you both relate your differences to and the "referee" interferes to help you guys agree and move on to a blissful affair. Such relationship relies 85% on the referees decision or idea.
The 'refree' is an umpire and there can be either
The refree at the football field gave the defence a penalty.
The people who assist the refree are called the line judges and they stand on the corner of the court on the opposite side of the server to see something that the head refree may have missed
Football has a referee.
you simply cant
10000 a game
22players + 1refree and 2assistance refree
On the side lines