Definition: In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen before that sentence, or are likely to have happened before it. Does any of them directly cause it, or simply make it possible? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible.
Input: story: Bill loved to run. Bill ran five miles every day. One day, Bill slipped on a rock and broke his leg. The doctors told Bill that he could never run again. Bill is very sad that he will never be able to run again.
 selected sentence: The doctors told Bill that he could never run again.

Bill breaks his leg >Causes/Enables> Bill cannot run again