Anchor: They include, but are not limited to, matters concerning (1) the use of encryption to protect the confidentiality of information and other cryptographic capabilities, including digital signatures and integrity checks, (2) personal privacy, (3) the adequacy of laws protecting intellectual property and permitting investigations into computer-related crimes, and (4) the availability of adequate technical expertise and security software tools.
Entailed: Encryption helps ensure confidentiality. 
Contradiction: Encryption does nothing to ensure confidentiality. 
Contradiction: He was not a writer or an artist.
Contradiction: The university has PE clothes for any one.
Contradiction: Some people are having a beer in a bar.
Contradiction: Affirmative action involves advancing less qualified people.