Task: Story Composition
Input (English): Premise: Dan broke his arm at football practice. 
 Initial Context: Dan was sad because he couldn't play football anymore. 
 Original Ending: But, Dan's doctor said he could play after four weeks of rest. So, Dan rested impatiently and waited for four weeks. Finally, Dan could play football again! 
 Counterfactual Context: Dan was happy because he couldn't play football anymore.
Output (English): But Dan's doctor said he could play after four weeks of rest. So Dan rested happily and waited for four weeks. Dan reluctantly started to play football again.