Assertion: football player | /r/Desires | aerobic endurance
Facets:
value: to run around the field
type: PURPOSE
value: because of the nature of the game
type: CAUSE
Source sentences:
text: Because of the nature of the game, football players need aerobic endurance to run around the field without becoming winded, but anaerobic fitness plays a more critical role in the development of strength, quickness, speed and power.