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: An air conditioner fell in the office. Sentence2: Several objects started to fall afterwards. Sentence3: Everyone had to evacuate the building after an announcement. Sentence4: The office was relocated since the building was deteriorating. Sentence5: We didn't return into next year.
A:
Everyone