Complex sentence: Later that year, Magrath left Prototype, and the band decided to re-enlist their former drummer Damion Ramirez; they then began working on a new studio album in early 2005.
Split into simpler sentences: Later that year, Magrath left Prototype, and the band decided to re-enlist their former drummer Damion Ramirez. They then began working on a new studio album in early 2005.