Anchor: The boy wearing a blue shirt is blowing a huge bubble.
Entailed: The boy likes to blow bubbles.
Contradiction: the boy ate the bubbles.
Contradiction: Drugs are great, the government should encourage it.
Contradiction: The range of patients in the emergency settings goes from zero problems of alcohol to the opposite. 
Contradiction: Three men are standing at the bar talking.
Contradiction: There are people on the street.