Task: Story Composition
Input (English): Premise: Graham was making blueberry muffins. 
 Initial Context: He poured the batter into the cups. 
 Original Ending: Then, he put them in the oven. While they baked, Graham fell asleep. By the time he woke up, he had burnt the muffins. 
 Counterfactual Context: He did not have the cups to put the muffins in and wasn't able to make them.
Output (English): So he used a small tray for the mixture he made then he put it in the oven. While they baked, Graham fell asleep. By the time he woke up, he had burnt the muffins.