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: Suzanne had a Halloween party. Sentence2: She asked all of her guests to come in costume. Sentence3: She said that a prize would be given for the best costume. Sentence4: A boy named Dave came dressed as a girl. Sentence5: His costume was so convincing he won first prize in the contest.

SOLUTION: Dave, Suzanne, Guests

PROBLEM: Sentence1: Kia's mom called her out into the yard. Sentence2: Kia went, perplexed. Sentence3: But then she saw what her mom was pointing at. Sentence4: Her mouth fell open in awe. Sentence5: There was a rare and beautiful double rainbow overhead!

SOLUTION: Kia, Kia's mom

PROBLEM: Sentence1: I walked into the haunted house. Sentence2: A girl dressed like the child from The Ring came out of a well. Sentence3: I screamed loudly. Sentence4: I tried to run, but fell down. Sentence5: I accidently pushed her backwards as I fled.

SOLUTION:
I (myself), Girl