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: Mother told Ben not to sit on top of the chair. She warned him that he would fall and spill his soda. Ben did not listen to his mother. But then he fell and did indeed spill all his soda! Embarrassed, Ben apologized to his mother.
 selected sentence: Ben did not listen to his mother.

Ben's mom warns Ben that he would fall >Causes/Enables> Ben does not listen to his mother