You will be given a definition of a task first, then some input of the task.
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: I was talking to my neighbor this morning. Sentence2: He said that there is a loose cat going around the neighborhood. Sentence3: I told him that I thought I saw it, also. Sentence4: When I went back inside, I heard a small "meow". Sentence5: The cat had been following me and got inside my house.
Output:
I (myself), The cat, Neighbor