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: I had a girlfriend who was very petite and skinny. Sentence2: I did not think she was athletic at all. Sentence3: One day we went to the swimming pool together. Sentence4: She could swim twice as fast as me. Sentence5: This was a good lesson in not judging people by their appearance.
A:
I (myself), A girlfriend, People