Task: Story Composition
Input (English): Premise: One year at the school dance they provided free pizza. 
 Initial Context: I was never much of a dancer so I just hung out around the place. 
 Original Ending: Towards the end of the dance I started to get fairly hungry. My friends and I decided that we wanted some pizza. When we got to it they were all out of pizza and we were upset. 
 Counterfactual Context: Being lactose intolerant I could not have a slice.
Output (English): Towards the end of the dance I started to get fairly hungry. My friends and I decided that we wanted some pizza, hunger was taking over the though of an upset stomach. When we got to it they were all out of pizza and we were upset.