Anchor: Almost everyone in GAO probably has worked on a case study at one time or another yet may be unfamiliar with what is meant, methodologically, by a case study.
Entailed: A case study is a common work task performed by employees at the GAO, however, many staff may be unfamiliar with what research scientists mean by a case study. 
Contradiction: Staff working in the GAO will almost never perform a case study during employment. 
Contradiction: That guy is an idiot.
Contradiction: The students were exhausted and a new facility was open where the parents were working. 
Contradiction: Schumer said D'Amato was a putzhead.
Contradiction: They aren't needed.