Complex sentence: The impact associated with the crater is implicated in causing the extinction of the dinosaurs as suggested by the K-Pg boundary the geological boundary between the Cretaceous and Paleogene periods, although some critics argue that the impact was not the sole reason, Bakker interview.
Split into simpler sentences: The impact associated with the crater is implicated in causing the extinction of the dinosaurs as suggested by the K-Pg boundary, the geological boundary between the Cretaceous and Paleogene periods. Some critics argue that the impact was not the sole reason Bakker interview.