Complex sentence: As the passengers disembark, Jacqueline reveals a second pistol, which she hid in Rosalie Otterbourne's cabin while the boat was being searched, and kills both Simon and herself, sparing them both from more gruesome and humiliating deaths.
Split into simpler sentences: As the passengers disembark, Jacqueline reveals a second pistol, which she hid in Rosalie Otterbourne's cabin while the boat was being searched. She kills both Simon and herself, sparing them both from more gruesome and humiliating deaths.