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: I was swimming in Pensacola beach. It was a clear, sunny day with calm waters. I happened to look off in the distance, and I saw a shark fin. I screamed "Shark," and everyone cleared out of the ocean. My whole family and I ran and left the beach.
 selected sentence: I was swimming in Pensacola beach.

I go to the beach >Causes/Enables> I swim