Anchor: The port cities Havana and Santiago de Cuba were heavily fortified to defend against French and English pirate raids.
Entailed: Havana is a port city.
Contradiction: Havana is not a port city.
Contradiction: Napoleon was born in a town far from the Gulf of Ajaccio.
Contradiction: Bertha had never caused the same feelings in him. 
Contradiction: The conquest of Constantinople caused all economic activity to cease.
Contradiction: THe women are outside.