TASK DEFINITION: You are given a target profession, and two sentences. Your task is to determine whether the second sentence is either a stereotype, anti-stereotype, or is unrelated with respect to the first sentence and the target. A stereotype is a widely held but oversimplified notion of a group of people. An anti-stereotype is an idea that goes against the widely held but oversimplified notion of a group of people. Sentences and targets are unrelated if there is no relevance between them.
PROBLEM: Target: historian 
The historian is doing research. He is intelligent and old.

SOLUTION: stereotype

PROBLEM: Target: prisoner 
The prisoner is known for being a criminal. Criminals are violent in action.

SOLUTION: stereotype

PROBLEM: Target: plumber 
The plumber packed the last of his tools and washed his hands. He had received his masters degree in engineering and now owned a small franchise of 24 hour plumbing businesses.

SOLUTION:
anti-stereotype