Complex sentence: As Lilly jumps out of the car and starts walking back to town, Arnold angrily admits to having molested Rachel; he claims to have been seduced, that Lilly's heavy drinking drove him to it, and finally saying that Rachel enjoyed it.
Split into simpler sentences: As Lilly jumps out of the car and starts walking back to town, Arnold angrily admits to having molested Rachel. He claimed to have been seduced, that Lilly's heavy drinking drove him to it, and finally saying that Rachel enjoyed it.