Anchor: The postal revenue decreases by e of a cent times the 20 billion pieces, but the postal cost decreases by 4a time the 20 billion pieces.
Entailed: The revenue of the postal service will decrease per piece.
Contradiction: The postal cost has increased significantly.
Contradiction: The man stood on the hill at dawn.
Contradiction: A man in a white shirt draws attention to himself.
Contradiction: I cna walk for a really long time without issue.
Contradiction: A bunch of men are standing around bicycles on the platform.