Anchor: A woman in green presents tips about zombies with a projector.
Entailed: A woman is giving a presentation.
Contradiction: A woman is wearing a purple dress.
Contradiction: The teachers at MIT and Berkeley value teaching over everything else.
Contradiction: Do you not think it could be?
Contradiction: It would be difficult to find a quiet place to picnic. 
Contradiction: Sinic civilization has a rich language and history.