Anchor: There are at least three major reasons for rural route time per possible delivery being so close to the corresponding time for city residential 
Entailed: There are three or more major reasons for rural route times being so close to the corresponding time for city residential. 
Contradiction: There are no major reasons for why rural and city route times are so close to one another.
Contradiction: A man is sitting on a plane drinking a martini.
Contradiction: To create a financial and business model, a person must have understanding of all business entities.
Contradiction: A man with his daughter.
Contradiction: Pulitzer Prizes are limited to real literature and writing, not magazines.