Task: Story Composition
Input (English): Premise: Sara was craving sweets. 
 Initial Context: She decided to cook up a pan of brownies. 
 Original Ending: She mixed the batter and put them in the oven. But when they finished, they tasted very bad. Sara sadly realized she had forgotten to add the egg! 
 Counterfactual Context: She decided to go to the store and buy brownies.
Output (English): She went to the bakery and found ones she liked. When she finished she felt very bad. Sadly she realized she had eaten too many!