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: I was involved in an expressive experiment. Sentence2: I felt from the beginning it was rigged. Sentence3: The answers did not seem to match opinions. Sentence4: We argued for an hour. Sentence5: The final choices were very different from expectations.
A:
I (myself)