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: John was the old department manager. He was very friendly and laid back.
Example Output: Anti-stereotype

Example Input: Passage: Chemists are working on developing a new medication. They are nerdy people with no social lives.
Example Output: Stereotype

Example Input: Passage: Eriteria, located in a desert depression, is barren and has a punishing climate. Forged bike components are much better than cast.
Example Output:
Unrelated