Anchor: U.S. allow for a substantial degree of competition with the Postal Service in mailprocessing and transportation.
Entailed: The Postal Service undergoes heavy competition. 
Contradiction: The Postal Service is not concerned with competitors. 
Contradiction: a little boy plays in a parking lot
Contradiction: A wax figure is standing in the doorway.
Contradiction: They've never invited us to their cabin.
Contradiction: One could commit genocide with the size of the pieces.