Anchor: One of the best documented and understood impacts of increased nitrogen is the eutrophication of estuaries and coastal waters.
Entailed: The impacts of nitrogen in coastal water has been studied.
Contradiction: It is understood that increased nitrogen has no effect on estuaries.
Contradiction: My grandfather was the ultimate winner.
Contradiction: I don't keep up with that stuff too often.
Contradiction: There was all the time in the world for questions.
Contradiction: The woman has fingernails