Complex sentence: When the Missing Link opened the door to a neighbourhood house, eager to scare some unsuspecting townsfolk, the woman who came to the door was not scared of him because she mistook him for Shrek.
Split into simpler sentences: When the Missing Link opened the door to a neighbourhood house, eager to scare some unsuspecting townsfolk. The woman who opened the door was not scared of the Missing Link because she mistook him for Shrek.