Task: Story Composition
Input (English): Premise: Tom ate a lot and got fatter and fatter. 
 Initial Context: I asked him why he ate so much. 
 Original Ending: He said it was because his wife, Mary, kept buying food. I asked Mary why she bought so much food. She said it was because Tom kept eating the food. 
 Counterfactual Context: I asked him why he wouldn't go on a diet.
Output (English): He said it was because his wife, Mary, kept buying alot of food. I asked Mary why she bought so much food and would not let him go on a diet. She said it was because Tom kept eating the food.