Anchor: A little boy is petting a tiger that is laying down.
Entailed: A child is petting a dangerous animal.
Contradiction: The boy is eating oatmeal inside.
Contradiction: Anyone can make that decision. 
Contradiction: There are unpretentious wines to be tried that are adequate.
Contradiction: There was, in 1411, ongoing civil conflict in Spanish territories.
Contradiction: The motocross rider is riding on a racetrack.