Task: Story Composition
Input (English): Premise: Heather wanted to challenge her friends to a mud run. 
 Initial Context: They got together at the local park to give it a shot. 
 Original Ending: When they got there, Heather was in the lead. Kristen came up behind her and started beating her. In in the end Heather won. 
 Counterfactual Context: The got together at Heather's house.
Output (English): When they got there, Heather was in bed still Kristen came up behind her and started waking her up. In in the end Heather got out of bed and participated.