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: Kev had learned to swim the summer he turned eight. The next year, he went back to the pool, afraid! He thought he must have forgotten how to swim. But then he jumped in and saw it was just like riding a bike. Swimming was Something you never forgot!
 selected sentence: The next year, he went back to the pool, afraid!

Kev thinks he forgot how to swim >Causes/Enables> Kev goes back to the pool afraid