Task: Story Composition
Input (English): Premise: Max took a train to his grandmother's house. 
 Initial Context: He had never been on a train before, so he was excited. 
 Original Ending: When he got his seat on the train, he fell asleep. When he awoke, the trip was over and he felt like he missed something. On the return trip, Max made sure he stayed awake. 
 Counterfactual Context: He took the train to her house all the time.
Output (English): When he got his seat on the train, he fell asleep. When he awoke, the trip was over. On the return trip, Max made sure he stayed awake.