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.
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Question: Sentence1: Jon was ten years old when his parents showed him a special movie. Sentence2: The movie was called The Elephant Man. Sentence3: Jon felt such compassion for the character in the film! Sentence4: Jon swore to himself that he would never say a cruel word to anyone. Sentence5: Jon is now fifty, and he has kept the promise he made to himself.

Answer: Parents, Jon

Question: Sentence1: Jacob noticed his dog was whining. Sentence2: Jacob investigated and found his dog's leg hurt. Sentence3: He took the dog to see the vet. Sentence4: The vet made a cast to set the hurt leg. Sentence5: Within a few weeks, Jacob and his dog were playing again!

Answer: Jacob, Vet, Dog

Question: Sentence1: Tina went to the local fair. Sentence2: It was a brutally hot day. Sentence3: Tina did not like it. Sentence4: All of the sudden she got sick. Sentence5: She learned her lesson for coming.

Answer:
Tina