Anchor: There is an extensive scientific literature and body of practice on both the theory and technique of CV.
Entailed: There is extensive reading and practice on the topic of CV.
Contradiction: Little to nothing is known about CV. 
Contradiction: there is a girl who takes is outside taking a picture of a mountain
Contradiction: Federal Reserve Chairman Greenspan has expressed concern that there would be tremendous political pressure.
Contradiction: Sam Huff spent his entire career with the Packers.
Contradiction: Nelvis told McGrath that he saw Monica Lewinsky exit the president's study looking shaky and upset in 1995.