Anchor: Two men work under the hood of a white race car.
Entailed: Pit crew work under the hood of a white race car.
Contradiction: Three men work under the hood of a white race car.
Contradiction: Plato played the tuba.
Contradiction: Because of that, the students with excellent memories were some of the best students. 
Contradiction: Boys running wild.
Contradiction: A man that is skydiving is older.