Anchor: Some mailers have found that turning the mail over to a presort firm, which requires time to do the additional work, results in a 1-day loss in service.
Entailed: Turning the mail over to a presort firm results in a loss of time.
Contradiction: Presort firms cost almost no time.
Contradiction: A man is swimming.
Contradiction: Childern are holding their awards.
Contradiction: Spectators watch a football game.
Contradiction: A human playing