Anchor: When he jokingly responded with girls, the investigators did not conceal their shocked disapproval.
Entailed: The investigators were not happy when he replied laughingly with girls.
Contradiction: His response of girls did not shock the investigators; in fact, it was to be expected.
Contradiction: Greenspan and his colleagues were caught behaving this way in the past and there is absolute proof of it. 
Contradiction: Several men and women are singing.
Contradiction: Dropping an atomic will cause less suffering than sending an army.
Contradiction: The university had developed the most comprehensive procedures for accounting and analyzing security incidents.