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: Greg never liked the snow as a child. As he got older he learned how to ski. He came to love the snow then. As he got older the cold began to bother his back. Greg now would rather stay near the warm fireplace.
 selected sentence: As he got older he learned how to ski.

Greg grew older >Causes/Enables> He learned how to ski