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: Tyler was riding his four wheeler. He was on a trail behind his house. The four wheeler got stuck in the mud. Tyler walked back to his house. He asked his dad to help him out.
 selected sentence: Tyler walked back to his house.

The 4 wheeler got stuck in the mud >Causes/Enables> Tyler walked back to the house