Complex sentence: Later in the evening, after dropping his friend off, Sef returned to his home, claiming to police that he had discovered the bodies when he arrived home, and that he had chased off intruders.
Split into simpler sentences: Later in the evening, after dropping his friend off, Sef returned to his home. He claimed to police that he had discovered the bodies when he arrived home, and that he had chased off intruders.