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: Calvin was so excited! Sentence2: His friends were coming over for a birthday party. Sentence3: He cleaned his room and decorated the play room. Sentence4: They came over and brought him gifts. Sentence5: He had a great time!
Friends, Calvin

Sentence1: Patty often text messaged on her phone while driving. Sentence2: Her parents told her not to text and drive. Sentence3: Patty couldn't help herself and continued to text while driving. Sentence4: She wasn't paying attention and rear-ended another vehicle. Sentence5: Patty had to pay for the damages because she was at fault.
Parents, Patty

Sentence1: Kirk went to the bank to deposit a check. Sentence2: He was very late for work but stood in line anyway. Sentence3: The line moved very slowly. Sentence4: To pass the time he took a lollipop in one of the bowls. Sentence5: He had finished the lollipop when it was finally his turn.
Kirk