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: It was my birthday. I went to school. I waited all day to go home and have my birthday party. I was very excited. When I got home the party was set up for my brother.
 selected sentence: I went to school.

School opens on my birthday >Causes/Enables> I go to school on my birthday