Anchor: When I was twelve my brothers beat me bloody with sticks.
Entailed: Brothers can be abusive. 
Contradiction: Brothers never beat each other up.
Contradiction: The people are traveling down the curvy road on bikes.
Contradiction: The Medici held court in an area south of the Arno.
Contradiction: She was timid and needed protecting.
Contradiction: We may have made the mistake of excluding her from the suspects simply because she was not present.