Anchor: It burrows from inside the city to a spring outside the walls; you can descend the steps and climb right into it.
Entailed: There is a spring outside the city walls.
Contradiction: There aren't any unusual methods of leaving the city.
Contradiction: The school only attracts students from Latin America.
Contradiction: Diverse clientele in every state.
Contradiction: Only 10% of physicians think alcohol levels are not beneficial to patients.
Contradiction: TI, what is it?