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: David took his children to the state park to look at the wildlife. Sentence2: They drove around until they saw a group of brown bears mingling. Sentence3: David parked the car and they began to observe the bears. Sentence4: One small cub walked up to the car and opened the door. Sentence5: Surprised, Andy quickly closed the door.
[EX A]: Cub, Bears, Andy, Children, David

[EX Q]: Sentence1: Rakesh was 10-years-old and his parents owned a motel. Sentence2: They believed their son Rakesh should have money to buy things. Sentence3: Rakesh bought toys from the hobby store, but his friend didn't. Sentence4: Rakesh gave his friend, Charles, $75! Sentence5: But Charles showed his mother the cash and she made him return it.
[EX A]: His parents, Motel, Rakesh, His mother

[EX Q]: Sentence1: I arrived at the airport security and was sure that I packed well. Sentence2: I began to think about the items that I bought. Sentence3: I knew I had nothing that would cause me to have my bag searched. Sentence4: However, I was asked to move aside and my bag needed to be searched. Sentence5: The spiritual candle I purchased caused and alert in the system.
[EX A]:
I (myself)