Anchor: Knowledge, attitudes, and reported practices of medical students and house staff regarding the diagnosis and treatment of alcoholism.
Entailed: Covering various aspects of caregiving and caregivers for alcohol abuse.
Contradiction: Alcoholism treatment is not a concern in this case.
Contradiction: A man is throwing a stick to his dog.
Contradiction: The workers are outdoors.
Contradiction: The courts would get no pro bono hours of service, ever, at all. 
Contradiction: A man is working on a roof.