Anchor: A man is sitting on his front step.
Entailed: A person is sitting on their front step.
Contradiction: A woman is sitting on her front step.
Contradiction: The young man is at the movies.
Contradiction: Reevaluating gear, capital property, and plant matter. 
Contradiction: Philadelphia is lucky to have acquired Buddy Ryan.
Contradiction: He won $3 on tour, what a sin.