Anchor: The sofa you see there now is a replica, the original having been stolen during the Revolution.
Entailed: The sofa currently on display is a copy of the real thing.
Contradiction: The original sofa is still present and always has been.
Contradiction: Energy conservation makes the economy much less productive.
Contradiction: Two men are inside a building.
Contradiction: A woman poses in a tuxedo.
Contradiction: The authority would be used sparingly in order to address specific needs.