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.

Sentence1: John went to the bookstore. Sentence2: He looked up and down the aisles for an interesting read. Sentence3: After an hour of browsing he stopped in the classics. Sentence4: He picked up a book of Edgar Allan Poe's work. Sentence5: This was exactly what he was hoping to find.
Edgar allan poe, John

Sentence1: When the little boy went home, he couldn't find his mother or father. Sentence2: He looked all around. Sentence3: He called their names but no one answered. Sentence4: Eventually a neighbor heard him. Sentence5: She said his parents were at her home.
Mother, Father, Neighbor, The little boy

Sentence1: Jack decided to take his dog for a walk. Sentence2: He changed his mind when he saw it was raining hard outside. Sentence3: His dog had already got excited and made him put on his shoes anyway. Sentence4: Jack went out grudgingly, but was soon romping through puddles. Sentence5: Dog and master returned home quite wet and muddy, but very happy.
Jack, His dog