Anchor: Its exotic character is enhanced by the twin-columned 13th-century cloister overgrown with tropical plants, orange, lemon, and palm trees.
Entailed: Tropical plants grow around it.
Contradiction: It is a very solemn structure.
Contradiction: I'm very proud of all the things I've done. 
Contradiction: A large group of people are outside the building.
Contradiction: a boy eats a hot dog
Contradiction: The man had already been by.