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.

[Q]: Sentence1: Tina saw that Beth had new shoes. Sentence2: She liked them so much she wanted the same ones. Sentence3: Tina asked her mom to get them for her. Sentence4: Her mom said maybe for her birthday. Sentence5: Tina was sad because she wanted them now.
[A]: Beth, Tina, Her mom

[Q]: Sentence1: George was a clown who enjoyed to make children smile and laugh. Sentence2: He would make the quirkiest of balloon animals and pass them around. Sentence3: Many families hired him to perform at their children's birthday party. Sentence4: George was grateful for his skills as a party clown. Sentence5: He loved to perform and would do it until the day he died.
[A]: Families, George, Children

[Q]: Sentence1: Luke was invited to sleepover in his friend's house. Sentence2: Then Luke asked permission from his parents. Sentence3: But his parents did not let him. Sentence4: But still,Luke went to his friend's house. Sentence5: When his parents caught him,he was grounded for a week.
[A]:
Luke, Parents, Friend