Anchor: He has always been the Sather Karf--at least ten thousand years or more.
Entailed: He had been the Sather Karf for at least ten thousand years. 
Contradiction: He had only recently become the Sather Karg. 
Contradiction: A couple is sleeping.
Contradiction: Three people are hanging out in the sunshine.
Contradiction: Don't eat in the subway it's a dirty place
Contradiction: Permission is granted for business and personal emergency travel