Assertion: quarterback | /r/HasProperty | the leader of the offense
Facets:
value: usually
type: DEGREE
value: in modern american football
type: LOCATION
Source sentences:
text: In modern American football, the quarterback is usually the leader of the offense, and their successes and failures can have a significant impact on the fortunes of his team.
text: but he needs to quickly move on and be the leader of his offense.
text: A quarterback is the leader of the offense on a football team, in both a literal and symbolic sense.