Anchor: Just the sight of Mastering Linux induced the stomach-churning sense of dread that my sixth-grade math textbook once gave  I don't get this.
Entailed: I took math in sixth-grade and had a textbook.
Contradiction: I completely understand how to use Linux. 
Contradiction: A man is riding a bicycle.
Contradiction: Reich spoke about the minimum wage on Febuary 22,1995, before the joint economic committee.
Contradiction: The values are all the same.
Contradiction: Karagez and Hacivat were punished by Suktan Orhan for their practical jokes.