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: Carter was at a party with her friends. They were in the back yard when a fight broke out. Two boys were pushing each other around by the pool. Carter saw that one boy was her brother. She marched over and broke up the fight immediately.
 selected sentence: Carter saw that one boy was her brother.

Two boys fight >Causes/Enables> Carmen sees that one of the boys is her brother