Task: Story Composition
Input (English): Premise: Christian notices that he is late to meet his friends. 
 Initial Context: He fears that taking the subway will be too slow. 
 Original Ending: He decides to take a taxi instead. He reaches his friends just in time. Christian is glad that he wasn't late. 
 New ending: He decides to take the subway instead. He reaches his friends just in time. Christian is glad that he wasn't late. 
Output (English): He fears that taking the taxi will be too slow.