Anchor: A basketball player approaches the net in the air in an attempt to perform a slam dunk over the reach of his opponent.
Entailed: A man is attempting to score a basket against the oppossing team he is playing against.
Contradiction: A group of boys are outside in a field.
Contradiction: A man playing tennis
Contradiction: Some Enron and WorldCom employees fall under this criteria.
Contradiction: The man is sitting by the building
Contradiction: Some dirt bikes are on a street.