Anchor: Strengthening Information  GAO has evaluated the security of critical
Entailed: The information that was assessed by GAO was strengthened
Contradiction: Weakening the information that had been evaluated by GAO 
Contradiction: No, we don't do that at all. 
Contradiction: I might be an astronomer like my dad.
Contradiction: a man alone in front of building
Contradiction: Rider jumping a bike.