Anchor: Just allow him to believe that there would be one.
Entailed: Let him believe that there would be one.
Contradiction: Don't let him believe anything. 
Contradiction: Parents are ignoring the kids.
Contradiction: They descend from outcasts and as a result are expected to handle the disdained trades.
Contradiction: The horse is going to jump without a jockey.
Contradiction: A woman reads a book.