Task: Story Composition
Input (English): Premise: Bella wanted a tablet. 
 Initial Context: So she went to an electronics store. 
 Original Ending: She compared her choices. But she bought one with low storage space to save money. Bella later regret not spending more money. 
 Counterfactual Context: She decided to only buy one with lots of storage space.
Output (English): She compared her choices. But she bought one with a slow processor to save money. Bella later regret not spending more money.