Task: Story Composition
Input (English): Premise: Bob groggily poured a bowl of cereal. 
 Initial Context: He then remembered he'd finished the last carton of rice milk. 
 Original Ending: He'd forgotten to put a new carton in the fridge so it'd be cold. Bob put a container of room temperature rice milk into the freezer. After half an hour it was cold enough to have on his cereal. 
 New ending: But he'd forgotten to put in the fridge so it'd be cold Bob put the container of room temperature rice milk into the freezer. After half an hour it was cold enough to have on his cereal. 
Output (English): He then remembered he'd just opened a carton of rice milk.