TASK DEFINITION: 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.
PROBLEM: Sentence1: Michelle decides to skip some rocks at the pond. Sentence2: She is impressed by how far they skip. Sentence3: Some of the rocks go halfway across the pond. Sentence4: Later on she goes back home. Sentence5: Michelle is happy the went to the pond to skip rocks.

SOLUTION: Michelle

PROBLEM: Sentence1: Nancy had been unhappy in her marriage for many Year's. Sentence2: She knew it was time for a change, but she was afraid of being alone. Sentence3: Finally Nancy decided to divorce her husband. Sentence4: It was hard on both of them, but in the end it was the right thing. Sentence5: Now alone, Nancy is happy that she is no longer with her ex husband.

SOLUTION: Nancy, Nancy's husband

PROBLEM: Sentence1: Ollie is worried that his English teacher doesn't like him. Sentence2: She always scolds him and never lets him use the bathroom. Sentence3: When he tells his mom, she suggests bringing his teacher a gift. Sentence4: He searches all day and finally finds the perfect present. Sentence5: He later learns that his teacher is, in fact, terrified of salamanders.

SOLUTION:
Ollie, English teacher, Ollie's mom