Anchor: On the PEMD AFDC study, for example, evaluators were assigned as site managers, responsible for understanding across themes all there was to know about the issues for their site.
Entailed: Evaluators on the PEMD AFDC study were site managers who need to understand all the issues at their respective sites. 
Contradiction: Evaluators were not responsible as a site manager for their sites. 
Contradiction: The bmx biker falls.
Contradiction: Three construction workers working.
Contradiction: The profit position of the postal service dropped dramatically to $0.
Contradiction: The Texan was rolled over on his back.