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: Rob took his son fishing. The went out in the boat in the pond. Rob helped his son cast his line. The little boy threw out the line and felt a tug. He caught a five pound catfish!
 selected sentence: He caught a five pound catfish!

Rob's son goes fishing >Causes/Enables> Rob's son catches a fish