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: On the bus it was very crowded. A tired man walked on the bus and looked for a seat. A woman saw how tired he was and stood up. The tired man had too much pride to take the seat. As a result, no one sat in the open seat.
 selected sentence: As a result, no one sat in the open seat.

The tired man doesn't sit in the seat >Causes/Enables> No one sits in the seat