Anchor: The landscape is alternately rich and arid, lush and desolate.
Entailed: The area can be vibrant as well as arid.
Contradiction: There is only ever one type of terrain in the landscape.
Contradiction: There's an emphasis on the elderly. 
Contradiction: He stopped at the door and knocked.
Contradiction: The Americans are satisfied with the government service.
Contradiction: They didn't do it correctly, so it looked wrong.