Complex sentence: In 2010, Paradise Rock Club completed a three-month renovation that moved the stage fifteen feet to the left, relocated the box office to the front of the venue, demolished the bar and positioned it to the back of the venue.
Split into simpler sentences: In 2010, Paradise Rock Club completed a three month renovation where the stage was moved fifteen feet to the left. In addition to the stage being moved, the box office was relocated to the front of the venue, the bar was demolished and positioned to the back of the venue.