Anchor: An African American gentleman giving a speech.
Entailed: There is a person speaking.
Contradiction: A Caucasian is listening to a speech.
Contradiction: The only works worth checking out are Duccio & Pietro; everything that came after was a pale imitation.
Contradiction: A dog is running through the grass with a toy.
Contradiction: A girl rushes to school
Contradiction: A woman at a party is using a machine.