Task: Story Composition
Input (English): Premise: Maryann woke up with a bad feeling. 
 Initial Context: Her dog wasn't lying next to her bed. 
 Original Ending: She made her way through the house. She stopped in her tracks. That was because her dog had peed on the floor. 
 New ending: She made her way through the house. She stopped in her tracks. It was because the door had been left open. 
Output (English): Her husband was missing.