#official administers rules of a game or sport
supertype: adjudicator a person who adjudicates
subtype: football_official an official who enforces the rules at a football game
subtype: back_judge a football official
subtype: field_judge__fieldjudge a football official
subtype: head_linesman a football official in charge of recording yardage gained or loss
subtype: line_judge football official who assists the referee by keeping track of the official time during the game
subtype: side_judge a football official
subtype: linesman official (in tennis or soccer or football) who assists the referee is some way (especially by watching for off-sides or out of bounds)
subtype: referee__ref (sports) the chief official (as in boxing or American football) who is expected to ensure fair play
subtype: umpire__ump an official at a baseball game
subtype: scorekeeper an official who records the score during the progress of a game
subtype: starter.official the official who signals the beginning of a race or competition
subtype: timekeeper.official__timer (sports) an official who keeps track of the time elapsed
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