Anchor: 13 Primary care physicians and emergency physicians identified fewer than 50% of patients with alcohol problems.
Entailed: Primary care physicians only find half the people that have alcohol problems.
Contradiction: Primary care physicians identify 95% of people with alcohol problems.
Contradiction: The lands of the Nile Delta are barren. 
Contradiction: A person is writing notes.
Contradiction: A teenage girl is waiting for her dad to pick her up.
Contradiction: An irish setter has a safety vest.