Anchor: A custodian mops the wooden floor of a classroom.
Entailed: There are wooden floors in the classroom.
Contradiction: The naughty children mopped the wooden classroom floors.
Contradiction: i've done jury duty many times in different parts of the country
Contradiction: The woman is talking with the customer service woman.
Contradiction: A man is burrowing underground.
Contradiction: A man is whitewater rafting