Anchor: For example, the university's central group had created a committee of respected university technical and policy experts to discuss and build consensus about the importance of certain information security issues reported to senior management, thus lending weight and credibility to concerns raised by the central security office.
Entailed: The university's central group created a committee.
Contradiction: The committee would be created by the police.
Contradiction: I thought they were rich but I was wrong.  
Contradiction: A woman is walking in a village.
Contradiction: A cat is a terrorist.
Contradiction: A little girl is digging outside.