Task: Story Composition
Input (English): Premise: Sam was trying to make a sandwich. 
 Initial Context: He got most of the ingredients together. 
 Original Ending: Sam then noticed that the bread was moldy. He didn't want to risk using it. Sam went to the store to buy new bread instead. 
 Counterfactual Context: He had all fresh ingredients including the bread.
Output (English): Sam then noticed that the bread was smashed. He didn't want to use it. Sam went to the store to buy new bread instead.