Anchor: 14,15 In contrast, in 1989 city carrier labor cost the Postal Service $24.
Entailed: in 1989 city carrier labor cost the Postal Service $24
Contradiction: in 1989 city carrier labor cost the Postal Service $14
Contradiction: The Hipsi company is bankrupt right now.
Contradiction: The difference of cost depends on differences in volume, location and service quality. 
Contradiction: The Philadelphia Bar Association has 5,000 members.
Contradiction: There are plenty of trees and mountains and hiking.