Complex sentence: The Old Testament contains a comprehensive chronology of world history from the creation onwards, and the study of this chronology led the 16th century scholar and archbishop James Ussher to conclude that creation occurred exactly four thousand years before the birth of Christ.
Split into simpler sentences: The Old Testament contains a comprehensive chronology of world history from the creation onwards. The study of this chronology led the 16th century scholar and archbishop James Ussher to conclude that creation occurred exactly four thousand years before the birth of Christ.