Task: Story Composition
Input (English): Premise: Mark liked to date a lot of girls. 
 Initial Context: One day he met a girl named Jessica. 
 Original Ending: She got along with Mark better than any other girl. Jessica told Mark she wanted a commitment from him. Mark felt the same and stopped seeing other girls. 
 Counterfactual Context: One day he met a girl named Ashley.
Output (English): She got along with Mark better than any other girl. Ashley told Mark she wanted a commitment from him. Mark felt the same and stopped seeing other girls.