Anchor: How come you need that?
Entailed: Why do you need that?
Contradiction: Why don't you need it? 
Contradiction: Mrs. Inglethorp didn't plan to recite a war poem on Saturday
Contradiction: No more than two people were unreservedly honest at the inquest.
Contradiction: A man and woman are jogging down the road.
Contradiction: Testing how short interventions effect heavy drinkers.