Anchor: Isn't he coming back to-day?"
Entailed: He's returning today, isn't he?
Contradiction: Wasn't he supposed to be back yesterday?
Contradiction: He encourages confrontation. 
Contradiction: GIRL JUMPS IN THE AIR
Contradiction: Two dogs are sleeping in front of a fire.
Contradiction: The Thernstroms are reluctant to condemn white bigotry.