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.

[EX Q]: Sentence1: Thomas went out with his friends on Halloween. Sentence2: They decided to look for ghosts. Sentence3: It was dark and spooky, and Thomas wasn't sure he wanted to go. Sentence4: They did not find a single ghost! Sentence5: Still, he was glad to have spent time with his friends.
[EX A]: Thomas, Friends

[EX Q]: Sentence1: Lauren was a dancer. Sentence2: She was getting ready to do her talent. Sentence3: As she was stretching, she heard a loud noise. Sentence4: She then felt a horrible pain. Sentence5: Lauren had broken her big toe.
[EX A]: Lauren

[EX Q]: Sentence1: Elena wanted to lose weight. Sentence2: But she didn't want to change her eating habits. Sentence3: Nor did she want to exercise. Sentence4: So instead she decided to throw up her food after each time she ate. Sentence5: Unfortunately, she has developed an eating disorder called bulimia.
[EX A]:
Elena