Complex sentence: An Illinois man, James Scott, 23 at the time, was sentenced to life imprisonment for his role in causing some of the flooding across the river from Quincy, Illinois was officially convicted for "intentionally causing a catastrophe".
Split into simpler sentences: An Illinois man, James Scott, 23 at the time, was sentenced to life imprisonment for his role in causing some of the flooding across the river from Quincy, IL. He was officially convicted for "intentionally causing a catastrophe".