Task: Story Composition
Input (English): Premise: Sam wanted to take his girlfriend to a picnic. 
 Initial Context: They went to the park nearby. 
 Original Ending: He packed sandwiches and wine. They drank the entire bottle of wine. They were slightly drunk and had a great time strolling the park. 
 Counterfactual Context: They went to a restaurant instead.
Output (English): They had a meal and ordered a bottle of wine. They drank the entire bottle of wine. They were slightly drunk and walked around the park after lunch.