Anchor: but if you you have a family i think you owe the family a responsibility
Entailed: If you have a family, you owe them a responsability
Contradiction: Even if you have a family, you don't owe them anything 
Contradiction: A girl wears pajamas for sleeping.
Contradiction: When the excellent natural harbour became too silty to use, the city started to decline.
Contradiction: A tiger attacks a lion cub.
Contradiction: Two men are practicing karate