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: Linet was a tough girl. She was not afraid of anyone or anything. One day a boy decided to pick on Linet. He thought she wasn't going to be able to defend herself. Linet left the boy with a black eye and bruised leg.
 selected sentence: He thought she wasn't going to be able to defend herself.

A boy underestimates Linet >Causes/Enables> He thinks Linet can't defend herself