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.

[EX Q]: Sentence1: A frog jumped into the road. Sentence2: The bicyclist almost hit it. Sentence3: The bicyclist stopped. Sentence4: He picked up the frog. Sentence5: He kept the frog as his pet.
[EX A]: Frog, Bicyclist

[EX Q]: Sentence1: We went to Saint Thomas for our honeymoon. Sentence2: We paid a lot for a luxurious hotel. Sentence3: Our hotel room was infested with large, Caribbean rats. Sentence4: We had to complain multiple times to incompetent hotel management. Sentence5: We finally received a refund.
[EX A]: Caribbean rats

[EX Q]: Sentence1: Amanda started to notice that she was feeling very weak. Sentence2: A couple of days later, Amanda felt very itchy as well. Sentence3: It was only a couple of hours later, when Amanda noticed red spots. Sentence4: Amanda quickly made an appointment to her doctor. Sentence5: Amanda's doctor told her that she had the Chicken Pox.
[EX A]:
Her doctor, Amanda