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 trying to cook dinner for his girlfriend. Sentence2: He decided to make a classic pasta dish. Sentence3: Unfortunately he left the pasta boiling too long. Sentence4: It came out really gross. Sentence5: Tom decided to just take his girlfriend out to a restaurant instead.
A:
His girlfriend, Tom