Complex sentence: Patrick discovers that Britt's mother is Dr. Obrecht, a woman who terrorized his presumed late wife, Robin Scorpio's family, and he went to Britt with the intention of filing for sole custody of his son.
Split into simpler sentences: Patrick discovers that Britt's mother is Dr. Obrecht, a woman who terrorized the family of Robin Scorpio, his presumed late wife. He went to Britt with the intention of filing for sole custody of his son.