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: There was a woman at the crosswalk. She stood there waiting for the light to change. She looked like she was in a hurry to go. When the light changed, she took off in a run. She was across the street and gone before I knew it.
 selected sentence: When the light changed, she took off in a run.

The light changes >Causes/Enables> She takes off in a run