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: Chris got a new puppy a few weeks ago. He loved having a pet, but the puppy liked to run away from the yard. Chris decided he needed to build a fence. After many weeks of hard work Chris had completed his fence. He never imagined a puppy would be so much work.
 selected sentence: After many weeks of hard work Chris had completed his fence.

Chris decides to build a fence >Causes/Enables> Chris builds the fence