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: Lillie was always nervous leaving work. Sentence2: Her car was parked in a parking garage. Sentence3: One night, she heard footsteps and was soon attacked by an assailant. Sentence4: She got away and called the police immediately. Sentence5: She decided to pay more for outside parking and carried weapons.
Lillie, Assailant, Police

Sentence1: Joe imagined getting rich by finding a priceless pearl. Sentence2: He took his boat to an oyster bed and started looking. Sentence3: He tossed the oysters aside when he found no pearls inside. Sentence4: Hours later, Joe had nothing to show for his troubles. Sentence5: His stomach grumbled and Joe thought of the wasted oysters.
Joe

Sentence1: Cole was excited about his first day of kindergarten. Sentence2: But he was nervous that nobody would like him. Sentence3: He feared he wouldn't make any friends at all. Sentence4: Then Cole realized that his classmates were all friends from Pre-K. Sentence5: Cole had fifteen friends in his class, happy to see him!
Friends, Cole, Classmates