Anchor: Significant differences in the composition of mail and labor costs exist between USPS and Poste Italiane.
Entailed: USPS and Poste Italiane have very different compositions regarding mail and labor costs. 
Contradiction: USPS and Poste Italiane incur exactly the same costs across the board. 
Contradiction: The yellow vehicle ran over the pedestrians
Contradiction: There's a child is outside.
Contradiction: Two fencers in a sabre bout.
Contradiction: A man is outdoors.