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: Todd got a helmet for his birthday. Todd felt that he was too cool for a helmet. Todd went riding on his bike. He fell and bumped his head. After that he always wore a helmet.
 selected sentence: After that he always wore a helmet.

Todd gets a helmet >Causes/Enables> Todd wears the helmet