Task: Story Composition
Input (English): Premise: My son needed to brush his teeth. 
 Initial Context: His toothbrush was very dirty. 
 Original Ending: I threw the toothbrush away. I grabbed a new one from the drawer. My son brushed his teeth before bed. 
 New ending: I threw the old toothbrush away. I put toothpaste on the new toothbrush. My son brushed his teeth before bed. 
Output (English): His toothbrush was very new.