Original sentence: National Football League teams play four or five pre-season exhibition games a year.These exhibition games are played for the purpose of helping coaches narrow down the roster to the regular-season limit of 53 players
Edited sentence: National Football League teams play four or five pre-season exhibition games a year, for which ticket prices are the same as for regular-season games.These exhibition games are allegedly for the purpose of helping coaches narrow down the roster to the regular-season limit of 53 players; however, they also pad the profits of the team owners, as players are not paid regular-season salaries for exhibition games