Task: Story Composition
Input (English): Premise: Bob stared in disbelief at the flooded basement. 
 Initial Context: All that could be seen were the stone arches above the doors. 
 Original Ending: The plumber told him it flooded because the sump pump was off. Bob understood that was because the electricity had also been off. He enabled the electricity and the pump drained the flooded basement. 
 New ending: He thought about it and realized sump pump was off. Bob then understood that was because the electricity had also been off. He enabled the electricity to prevent future floodings. 
Output (English): He pulled out his shop vac and drained the basement.