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: Sam wanted to Fly. He tried flapping his arms. He tried kicking his legs. Nothing made him fly. He decided to get on a plane to fly.
 selected sentence: Nothing made him fly.

Sam tries to fly >Causes/Enables> Nothing makes Sam fly