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: The rich man decided to go on a trip around the world. He spun a globe and stopped it with his finger. The rich man bought a plain ticket to that country. The ticket was so cheap that he bought all the tickets on that flight. He handed out tickets to all his friends so they could join him.
 selected sentence: The ticket was so cheap that he bought all the tickets on that flight.

The man is rich >Causes/Enables> The man buys all the tickets