Complex sentence: The "Big Three" led the Cavaliers to a sweep over the Boston Celtics in the playoffs, where Kevin Love dislocated his shoulder in the first quarter of Game 4 and would be forced to miss the remainder of the playoffs.
Split into simpler sentences: The "Big Three" led the Cavaliers to a four-game sweep over the Boston Celtics. Despite the promising start, however, there were signs of trouble when Kevin Love dislocated his shoulder in the first quarter of Game 4; he would be forced to miss the remainder of the playoffs.