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: Dave was a scientist. Sentence2: Dave wanted to make a great scientific discovery. Sentence3: Dave worked with algae to make electricity. Sentence4: Dave discovered he could make electricity with algae! Sentence5: Dave was awarded for his great discovery.

Output: Dave

Input: Consider Input: Sentence1: Eric has high functioning autism. Sentence2: For the most part he can function normally. Sentence3: But sometimes he gets very angry. Sentence4: Autistic people handle anger in a different way than most people. Sentence5: The rage is a lot more intense and scary.

Output: Autistic people, Most people, Eric

Input: Consider Input: Sentence1: In 2009 our daughter got her Master's degree. Sentence2: She had been living in DC. Sentence3: After the graduation my wife and I helped her move back to Boston. Sentence4: She and her fiance and we drove nine hours in a truck back home. Sentence5: We were exhausted.
Output: Fiance, Daughter, Wife