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: 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.
[A]: Parents, Patty

[Q]: Sentence1: Natasha cared a lot about her grades. Sentence2: In order to get an A in gym class, she would need to climb the rope. Sentence3: Natasha was nervous, as she wasn't very strong. Sentence4: She decided to start lifting weights. Sentence5: On the day of the test, Natasha climbed to the top!
[A]: Natasha

[Q]: Sentence1: Tim had been a race fan for a long time. Sentence2: He had an opportunity to go see his first live race. Sentence3: Tim and a friend camp at the track the night before. Sentence4: Both of them had drank a lot. Sentence5: Tim was feeling to sick to go to the race the next morning.
[A]:
Tim, A friend