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.

Input: Consider Input: 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.

Output: Lauren

Input: Consider Input: Sentence1: Lily was in a bad friendship. Sentence2: She didn't want to be in it anymore. Sentence3: So she decided to not be in it. Sentence4: It was painful. Sentence5: But it was also worth it.

Output: Lily

Input: Consider Input: Sentence1: Cyrus wrote a new song on her guitar. Sentence2: She recorded the song on her computer. Sentence3: The next day she played the recording of the song. Sentence4: The recording did not play correctly. Sentence5: Cyrus paid three hundred dollars for new recording software.
Output: Cyrus