Anchor: Passing through Portcullis Gate, you enter the middle ward of the castle.
Entailed: Portcullis Gate leads to the castle's middle ward. 
Contradiction: Portcullis Gate brings you to the middle ward of the hospital.
Contradiction: What is a single way to define saving?
Contradiction: Some dogs are on a road.
Contradiction: The recommendations will have no effect on the roles of the State Department regarding visa functions.
Contradiction: The man had a weapon hidden in his clothes.