Task: Story Composition
Input (English): Premise: I slept under a tree last night. 
 Initial Context: It gave me shelter from the rain. 
 Original Ending: Its branches weren't as strong as they appeared. One branch broke off and hit me on the head. Now I have a terrible headache. 
 Counterfactual Context: I love sleeping outside when I'm camping and the weather was perfect.
Output (English): But I was woken up when I found out that the tree's branches weren't as strong as they appeared. One branch broke off and hit me on the head. Now I have a terrible headache.