Complex sentence: Wendy then asks Julie who was sitting next to her on the roller coaster when suddenly Julie's friend, Perry Malinowski is impaled by a flagpole launched by a rope tied to a horse, as Wendy and Julie watched in horror.
Split into simpler sentences: Wendy then asks Julie who was sitting next to her on the roller coaster. Suddenly Julie's friend, Perry Malinowski is impaled by a flagpole launched by a rope tied to a horse, as Wendy and Julie watch in horror.