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: Luna took a trip to Timbuktu. She didn't wear a head covering. Some men came looking very angry. Luna tried to run, but they stopped her. They smiled and told her she had dropped her purse.
 selected sentence: She didn't wear a head covering.

Luna doesn't have a head covering >Causes/Enables> Luna doesn't wear a head covering