Complex sentence: Chris Penuel moved, and Kris Gottlieb was brought in to take the reins of lead guitar, and in early 2011 Andy Green joined to fill spot left open by bassist Drew Shelnutt, who left for personal reasons.
Split into simpler sentences: Chris Penuel moved, and Kris Gottlieb was brought in to take the reins of lead guitar. In early 2011 Andy Green joined to fill spot left open by bassist Drew Shelnutt, who left for personal reasons.