Task: Story Composition
Input (English): Premise: Mark was laying in his bed asleep. 
 Initial Context: Suddenly, he woke up with his heart pounding. 
 Original Ending: He had just had a really scary dream. For almost an hour, he was too unsettled to get to sleep. Luckily, he was able to drift back to sleep eventually. 
 Counterfactual Context: Suddenly, he woke up but everything was perfectly calm.
Output (English): He realized he had just had a really scary dream. For almost an hour, he was too unsettled to get back to sleep. Luckily, he was able to drift back to sleep eventually.