Task: Story Composition
Input (English): Premise: Lucy was at home on a rainy afternoon. 
 Initial Context: Her grandfather promised her a treat today. 
 Original Ending: But Lucy hadn't seen grandpa all day. At 5 PM he finally returned home. Lucy was pleased to see grandpa had brought her an Easy Bake Oven. 
 Counterfactual Context: Her mother promised her a treat today.
Output (English): But Lucy hadn't seen mom all day. At 5 PM she finally returned home. Lucy was pleased to see mom had brought her an Easy Bake Oven.