Anchor: A custodian is talking to another man by an elevator.
Entailed: The custodian is talking to someone.
Contradiction: The women are standing at the counter.
Contradiction: None of the groups believe that a bag of molecules could more or less ease its way from nonlife to life.
Contradiction: A boy is wearing a shirt.
Contradiction: A man reading a book.
Contradiction: There is a man awake at night.