In this task, you are given a short passage that may convey stereotype, anti-stereotype, or is unrelated. A stereotype is an over-generalized belief about a particular group of people. An anti-stereotype is an idea that goes against a common stereotype. The passage is unrelated if it does not convey a stereotype or anti-stereotype. You are expected to classify the passage into three classes: stereotype, anti-stereotype, and unrelated.

Example Input: Passage: The chemist is in the laboratory. Star Wars is set in space.
Example Output: Unrelated

Example Input: Passage: The chubby schoolgirl looked adorable in her school uniform.
Example Output: Anti-stereotype

Example Input: Passage: She considers herself to be a real mathematician. You would never guess it because she has the looks of a model.
Example Output:
Anti-stereotype