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: 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!
[EX A]: Jacob, Vet, Dog

[EX Q]: Sentence1: I had a GI Joe stolen when I was a kid. Sentence2: My cousin stole it. Sentence3: We were playing with them in the dirt. Sentence4: He buried my favorite GI Joe. Sentence5: I never found him.
[EX A]: I (myself), My cousin

[EX Q]: Sentence1: Esme thought ducks were the cutest of all animals. Sentence2: She wished that she lived near a park with a duck pond. Sentence3: She made a special trip to go to one, and took bread to feed them. Sentence4: The group of ducks became very large and aggressive and swarmed her. Sentence5: Esme no longer thinks ducks are very cute at all.
[EX A]:
Esme, Ducks