TASK DEFINITION: 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.
PROBLEM: Sentence1: Sam's glasses broke while he was playing football. Sentence2: They snapped in half right in the middle. Sentence3: Sam had to use tape to hold them together. Sentence4: He was embarrassed - until his brother said he resembled Harry Potter! Sentence5: Then Sam was proud of his cool, stylish glasses!

SOLUTION: Brother, Harry potter, Sam

PROBLEM: Sentence1: Alan was the coach of a little league baseball team. Sentence2: His son was on the team. Sentence3: Alan was very excited because the team was doing well. Sentence4: He chose to enter them into the little league World Series. Sentence5: Alan took his team to the World Series and they won.

SOLUTION: His son, Alan, Team

PROBLEM: Sentence1: Ellen was running for mayor. Sentence2: The election was just a week away. Sentence3: She made one more sweep through the neighborhood. Sentence4: She knocked on doors and met potential voters. Sentence5: She retreated to her campaign office to do some more work.

SOLUTION:
Ellen, Voters