Complex sentence: Jason Worthing and one of his decedents Justice go to a small village on a backward world to get a boy named Lared to write a book about the how Abner Doon destroyed the empire and the plante Capitol and how his decendence destroyed the planet Worthing.
Split into simpler sentences: Jason Worthing and one of his decedents Justice go to a small village on a backward world to get a boy named Lared to write a book. This book is about how and why Abner Doon destroyed the empire and the planet Capitol and how and why he and his decedents destroyed the planet Worthing.