Complex sentence: Soon after she got startled by a cat then sees the head of Pamela Voorhees in her refrigerator and is murdered by an unseen Jason Voorhees with an ice pick.
Split into simpler sentences: Soon after she is startled by a cat, then finds the head of Pamela Voorhees in her refrigerator. She and is murdered by an unseen Jason Voorhees with an ice pick.