Anchor: For example, the central security group at the university periodically ran a computer program designed to detect network vulnerabilities at various individual academic departments and reported weaknesses to department heads.
Entailed: Network vulnerabilities would be reported to department heads.
Contradiction: The department leaders reported network vulnerabilities to the central security group.
Contradiction: Just as mysteriously, it turned into regret.
Contradiction: Man in blue coat.
Contradiction: Two men are inside the boat.
Contradiction: The birds outnumber the people.