response: Well a linebacker's main goal is to either provide protection during a run, or pass protection during a defensive play.
original_response: A linebacker has a main goal. They need to either provide extra protection during a run or extra protection when there is a defensive play being done.
history: What exactly is a linebacker? Thats an american football position right Yes, a linebacker is a playing position. American and Canadian football use this term. what exactly is thir job on the team and in game? Well, a linebacker is part of the defensive. They will line up about 3 to 5 yards behind the line of scrimmage, which is behind the defensive linemen. That's how they 'back up the line'. ahh ok, that makes a lot of sense, anything else you can tell me?
knowledge: The goal of the linebacker is to provide either extra run protection or extra pass protection based on the particular defensive play being executed.