You will be given a definition of a task first, then some input of the task.
In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: I registered for an English class in college. Sentence2: When I went to buy books, the book for this class was an encyclopedia. Sentence3: I paged through it and the encyclopedia was poorly-written. Sentence4: I got a very bad feeling and dropped the class. Sentence5: I later learned this this course was a disaster.
Output:
I (myself)