Anchor: If they do not accept us, what do we do? asked Thorn.
Entailed: What if they don't approve of us? Then what?
Contradiction: They must accept us. There's no doubt they won't. We don't need to consider anything else. 
Contradiction: a person walks into a bar.
Contradiction: The regulatory alternatives FDA considered in drafting the proposed rule are also discussed in the analysis.
Contradiction: Homeless woman wears 3 coats in the cold.
Contradiction: Three people are on stage.