Anchor: Because she did not wish to show the letter of the 17th. 
Entailed: She didn't want to show the letter on the 17th.
Contradiction: She was open to showing the letter.
Contradiction: The police in Europe were not chasing him.
Contradiction: A man is wearing a brown shirt.
Contradiction: A male is performing an interpretive dance at a play.
Contradiction: The boy is under the age of 18 years old.