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: Shawn lived in a really crappy apartment complex. Sentence2: One day, he heard some commotion outside. Sentence3: He peered out his window and saw a bunch of police officers. Sentence4: It looked like some couple was fighting in front of their house. Sentence5: Shawn shook his head and closed his curtains.
A:
Shawn, Couple, Police officers