Anchor: Critical Infrastructure  Significant Homeland Security Challenges Need to Be Addressed (GAO-02-918T, July 9, 2002).
Entailed: Important homeland security issues must be tackled.
Contradiction: There are no significant homeland security issues left to deal with.
Contradiction: The Indian people are all inside the mosque.
Contradiction: There are people outdoors.
Contradiction: Smythson has faster printing turnaround time.
Contradiction: There are costs to buy something and additional costs to install something.