Anchor: By the 17th century pirate attacks prompted the building of extensive city defenses colossal forts, a chain across the harbor mouth, and prominent city walls making Havana the Bulwark of the West Indies. 
Entailed: Pirate attacks against Havana spurred the building of colossal forts.
Contradiction: Mosquito attacks against Havana spurred the building of colossal forts.
Contradiction: The male would never hurt any of the babies.  
Contradiction: Engineering drawings were provided late to the factory floor.
Contradiction: Those who didn't escape were liberated.
Contradiction: A person is doing work outside.