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: Tom had jealousy issues. Sentence2: He found his girlfriend with a strange guy. Sentence3: Tom confronted them both in an angry fashion. Sentence4: They tried to explain to Tom that they were just cousins. Sentence5: Tom knew they were lying.
[A]: Girlfriend, Guy, Tom

[Q]: Sentence1: Thomas went out with his friends on Halloween. Sentence2: They decided to look for ghosts. Sentence3: It was dark and spooky, and Thomas wasn't sure he wanted to go. Sentence4: They did not find a single ghost! Sentence5: Still, he was glad to have spent time with his friends.
[A]: Thomas, Friends

[Q]: Sentence1: I had a friend that used to always be around me. Sentence2: He was cool, fun, and shared many memories with me. Sentence3: He had his friends set me up to get robbed. Sentence4: I have not talked to or heard from him since. Sentence5: This was back in college.
[A]:
I (myself), His friends, Friend