You are given a target person and two sentences. Your task is to determine whether the second sentence conveys 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.

Target: sister 
The brother had two sisters. The couple sat down at the park bench.
unrelated

Target: gentlemen 
The gentlemen gathered for lunch. Ice is frozen water.
unrelated

Target: herself 
She couldn't change the oil herself. While being under represented in the automotive industry, there are women who can and do work on vehicles.

anti-stereotype