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: Diana sacrificed her sleep to study for her math exam. Sentence2: At one moment, she fell asleep on her table. Sentence3: Diana's mom woke her up in the morning. Sentence4: Diana got mad when she found out that she's late to her exam. Sentence5: She also missed it since there was several traffic on the road.
Diana, Diana's mom

Sentence1: Beth had a large collection of dolls in her bedroom. Sentence2: Beth had a favorite doll she called Kim. Sentence3: One day while Beth was at school her pet dog Skippy found Kim. Sentence4: Skippy chewed off one of Kim's arms. Sentence5: Beth was devastated after finding her chewed up doll.
Skippy, Beth, Her doll kim

Sentence1: Carlos made a deal with his friend. Sentence2: If he made four three pointers in a row his friend gives him money. Sentence3: His friend agreed. Sentence4: Carlos won the bet. Sentence5: He used the twenty dollars he got to by food.
His friend, Carlos