Task: Story Composition
Input (English): Premise: I placed my cup on the counter. 
 Initial Context: Everyone at the party were also placing their drinks to rest. 
 Original Ending: When I came back for my drink, it tasted funny. After looking into the cup, I realized that it was lake water. My cousin ended up taking my cup. 
 Counterfactual Context: When I came back to get my cup, someone had thrown it away so I had to get another.
Output (English): When I filled up my new cup it tasted funny. After looking into the cup, I realized that it was lake water. My cousin ended up taking my cup.