Anchor: An old man reaches for his wife's hand as they finish crossing the street.
Entailed: The old man and his wife are walking outdoors.
Contradiction: The people are in bed.
Contradiction: the birds were short necked
Contradiction: They are aware of no threat and have confidence that they can take on any that may arise. 
Contradiction: The girl is jumping on a park bench.
Contradiction: That does not seem very long.