Anchor: There are large obstacles to screening, and practical research on screening implementation, incentives, efficiency, and its ability to reach large numbers of people at low cost is necessary.
Entailed: Low cost is necessary when implementing screening.
Contradiction: There are no obstacles to screening.
Contradiction: A high school soccer practice.
Contradiction: No one should be madder than Labaton who covered the Clinton scandals carefully.
Contradiction: Yeah, you don't have, i never had a friend that has seven.
Contradiction: Conferees had primary issues that had to be prioritized.