Anchor: Considered one of the premier diving sites in the world, it encompasses several different underwater environments in addition to coastal shallows where colorful fish thrive in the warm water.
Entailed: All sorts of colourful fish live in the warm coastal waters.
Contradiction: It is one of the most over-rated diving sites in the world.
Contradiction: Only one underwater environment exists in this bland, boring, diving spot.
Contradiction: The National Gallery does not exist.
Contradiction: a boat can float
Contradiction: The children sit quietly in the restaurant.