Complex sentence: The other is an action taken by the defensive team that means to run towards the quarterback or kicker across the line of scrimmage, for the purpose of tackling, hurrying or flushing the quarterback, or blocking or disrupting the kick.
Split into simpler sentences: The other is an action taken by the defensive team that means to run towards the quarterback or kicker across the line of scrimmage. Thr purpose is tackling, hurrying or flushing the quarterback, or blocking or disrupting the kick.