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: Iris put on blue contacts. Sentence2: She looked at herself in the mirror. Sentence3: She thought she looked weird. Sentence4: She replaced the contacts. Sentence5: She thought she looked better in brown.
[EX A]: Iris

[EX Q]: Sentence1: Barry took a science class. Sentence2: He didn't expect an essay. Sentence3: He took a test with one. Sentence4: He did his very best. Sentence5: Barry didn't do so well.
[EX A]: Barry, Science class

[EX Q]: Sentence1: Luke walked by the laundromat everyday on his way to work. Sentence2: Every Wednesday he would see a beautiful girl through the window. Sentence3: He always wished he had a reason to talk to her but never did. Sentence4: He decided to take his clothes in there on Wednesday as well. Sentence5: It turned out she got a new washer and dryer and didn't have to go.
[EX A]:
Luke, Beautiful girl