Task: Story Composition
Input (English): Premise: Tom went to a coffee shop. 
 Initial Context: He was working on his laptop. 
 Original Ending: He saw a friend named Susan. He walked over to Susan. He began talking with this friend Susan. 
 Counterfactual Context: He bought coffee and went out.
Output (English): He saw a friend named Susan. He walked over to Susan. He began talking with this friend Susan.