Detailed Instructions: 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 was in a parking lot. Sentence2: He back out of his parking space. Sentence3: Without knowing he hit another car. Sentence4: Both were somewhat to blame. Sentence5: The damage was minimal and they went on their way.
A:
Both, Tom