Task: Story Composition
Input (English): Premise: Zach and Kate are moving to Hawaii. 
 Initial Context: They plan to build a yurt to live in. 
 Original Ending: Kate called me today and we met for coffee. She showed me pictures of the type of yurt they plan to build. I can't imagine living in a tent permanently! 
 Counterfactual Context: They plan to build a mansion to live in.
Output (English): Kate called me today and we met for coffee. She showed me pictures of the type of mansion they plan to build. I can't imagine living in a place so big!