Anchor: A lone person walking along the crest of a large sand dune.
Entailed: A solitary person walks along the crest of a sand dune.
Contradiction: A lone messenger walks along a dusty abandoned highway, searching for the truth.
Contradiction: Two men are sitting on the couch watching television.
Contradiction: Those algal blooms represent a potential threat to human well-being.
Contradiction: Advanced security that takes care of everything itself.
Contradiction: The pro and anti Bush spin is less interesting than the reality.