Complex sentence: Pillar was promoted to the Double-A New Hampshire Fisher Cats before the start of the 2013 minor league season, and played 71 games for the team, in which he had 12 outfield assists.
Split into simpler sentences: Pillar was promoted to the Double-A New Hampshire Fisher Cats before the start of the 2013 minor league season. He played 71 games for the team, and made 12 outfield assists.