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: Dan wanted to get some exercise in today. Sentence2: Dan decided he would go to the local pool and swim several laps. Sentence3: However, when Dan arrived he noticed the facility was closed. Sentence4: Dan decided he would go back home and exercise there. Sentence5: Dan was disappointed that he could not swim in the pool.
[EX A]: Dan

[EX Q]: Sentence1: Jenny's dad took her to the pound to pick out a kitten. Sentence2: She found the perfect kitten but there was a problem. Sentence3: Her kitten was in the same cage as a friend. Sentence4: She didn't want to break them up. Sentence5: She was delighted when her dad said they could take both home.
[EX A]: Jenny's dad, A friend, Jenny, A kitten

[EX Q]: Sentence1: Blake bet me he could make me laugh in under a minute. Sentence2: I accepted the challenge. Sentence3: He made funny faces and sounds for thirty seconds. Sentence4: Switching tactics, he just stared at me. Sentence5: With one second left, I let out a chuckle.
[EX A]:
I (myself), Blake