Anchor: Two football teams try to catch the pass.
Entailed: Two football teams attempting a reception.
Contradiction: A man sings to a woman he loves.
Contradiction: A single man stands watching a bird.
Contradiction: It doesn't mean to impress people with fancy but not accurate data.
Contradiction: Brief interventions might play a role in getting patients to decline a treatment referral. 
Contradiction: There are people outside.