Anchor: The number of French citizens with non-French heritage is substantial, reviving nationalist sentiment in the form of the Front National.
Entailed: The Front National are benefiting from the number of French citizens whose roots lie abroad.
Contradiction: All French citizens must have French heritage because of racial laws.
Contradiction: The plane is black.
Contradiction: The man crossed the street
Contradiction: I give keys to my house to everyone I meet. 
Contradiction: A young lacrosse player wearing a red uniform stands on the field looking up into the sky.