Anchor: a elderly lady and a middle-aged man talk over a table.
Entailed: Two people talk over a table.
Contradiction: An elderly man and middle-aged woman talk over a table.
Contradiction: A boy and girl are sitting in class.
Contradiction: Two men are fishing.
Contradiction: We never discuss grass, just how to grow trees. 
Contradiction: The transcripts for CNN chats are on the site.