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: Dan wanted to make a little bit of spending money on Mturk. Sentence2: Dan sadly realized Sundays were usually slow. Sentence3: Luckily, he found a fun HIT involving story writing. Sentence4: Dan raced to do as many as he could. Sentence5: Dan crossed his fingers hoping his work does not get rejected.
Dan, Mturk