Anchor: Little boy in a gray shirt holding a yellow shovel.
Entailed: A young child is holding an object.
Contradiction: A girl is outside in a purple dress.
Contradiction: I did not think we would see each other before I left for London.  
Contradiction: Post-war politics brought more problem.
Contradiction: A letter from Ronald Reagan told us that he didn't have Alzheimer's.
Contradiction: A man is at the street corner.