Anchor: Referral to appropriate treatment is the critical end point of this type of intervention and compliance with the referral the important outcome.
Entailed: it is critical to get a referral to appropriate treatment. 
Contradiction: A referral to treatment is not important to the outcome of the intervention.
Contradiction: The players are on the bus.
Contradiction: The surfer in in the ocean.
Contradiction: The cheeleaders are sitting down
Contradiction: Two children are sledding.