Anchor: If there is a difference, why should I be able to do anything about it?"  "Ignorance!" Ser Perth murmured to himself.
Entailed: Why should I be able to do anything?
Contradiction: I know what to do. 
Contradiction: The young man played his guitar.
Contradiction: A man is smoking outside.
Contradiction: The boy is crying while the people try to comfort him.
Contradiction: Jon said you can and that he will help you.