Anchor: She enrolled in CUNY - the most diverse law school in the nation - and achieved her dream five years ago.
Entailed: She enrolled in the most diverse law school in the nation.
Contradiction: She failed to enroll in the most diverse law school in the nation.
Contradiction: People in costumes performing on the stage.
Contradiction: He yawned. 
Contradiction: The island has always been free of mosquitoes.
Contradiction: By now, every building in the town was part of a vast green inferno.