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.

Example Input: Sentence1: The tiny black nose was very shiny. Sentence2: The hard plastic was placed over the small downturned mouth. Sentence3: The seamstress looked at the little girl and smiled. Sentence4: She told her it was a sad puppy who needed love. Sentence5: The little girl smiled back and said she would give it love.
Example Output: The little girl, The seamstress, Sad puppy

Example Input: Sentence1: Matilda planted each seed of corn by hand. Sentence2: She scuffed at the dirt with her shoe, when the last one was in. Sentence3: Alone in the field, the harvest seemed so very far off. Sentence4: After the corn had grown and it was time to reap it, she was sad. Sentence5: Turning the brown husks under and starting anew seemed so far off.
Example Output: Matilda

Example Input: Sentence1: Pat was running from the cops. Sentence2: He was over a bridge now and the river was far below. Sentence3: Pat decided to jump off to evade the police. Sentence4: He climbed on the ledge and got ready to leap. Sentence5: A policeman grabbed his shirt before he could jump.
Example Output:
Pat