Anchor: Postal densities in rural areas of France and the U.S. are very different owing to the quality of service.
Entailed: Postal densities in rural areas differ in France and the U.S.
Contradiction: There is no difference in postal density between the U.S. and France.
Contradiction: The woman has long hair.
Contradiction: A dog stand in the water with a ball
Contradiction: The woman was smart, but also hardhearted and mean. 
Contradiction: Cyclists are racing