Anchor: Postal Service has been studied extensively and because U.S. postal costs are the most transparent in the industrialized world, we use U.S data from 1999 as provided in the most recent omnibus rate proceeding, Docket No.
Entailed: US postal costs are confusing.
Contradiction: US postal codes are very easy to understand.
Contradiction: We all knew. 
Contradiction: Two people are climbing a rock wall while two others look on.
Contradiction: The Bargello Museum used to be a church.
Contradiction: a photo of a white Christmas