Anchor: People in the least expensive top-row seats enjoy a terrific view of the surrounding city and countryside.
Entailed: Those sitting in the cheapest seats on the top row have a wonderful view of the nearby countryside. 
Contradiction: The city cannot be seen by those in the top-row seats. 
Contradiction: They bloom all summer.
Contradiction: people play football
Contradiction: Harold James Nicholson was accused of spying for China.
Contradiction: A big threat to democracy was Hollywood Communism.