Task: Story Composition
Input (English): Premise: One day, John saw a nest of Pigeon. 
 Initial Context: It was hanging loose. 
 Original Ending: He tried to reach the nest but all of his efforts were in vain. The nest finally fell down and all of the eggs broke. He was very sad although he tried a lot. 
 Counterfactual Context: It was hanging loose so he fixed it.
Output (English): He reached the nest and all of his efforts were successful. The nest stayed up and all of the eggs stayed whole. He was very happy with all his effort.