Q: 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.
Sentence1: Aline was going to call her boyfriend but got hiccups. Sentence2: She drank a glass of water, but it didn't stop the hiccups. Sentence3: She asked her mother to scare her, but it didn't work either. Sentence4: She called her boyfriend anyway. Sentence5: She said hello and then hiccuped very loudly and got embarrassed.
A:
Mother, Aline, Boyfriend