Task: Story Composition
Input (English): Premise: Ed was supposed to bring ice to the family picnic. 
 Initial Context: As he pulled in, he realized he had forgotten it! 
 Original Ending: He backed out hurriedly. He went to the convenience store and bought a few big bags. Then he returned, bearing the ice! 
 Counterfactual Context: He brought too much ice.
Output (English): He back out hurriedly. He went to the convenience store and returned a few big bags. Then he returned, bearing less ice!