Anchor: In this regard, GAO stands ready to assist the Congress in conducting its oversight role.
Entailed: GAO is ready to help congress conduct its oversight role.
Contradiction: GAO refuses to help congress' oversight role
Contradiction: There were several missing. 
Contradiction: There are enough players in their prime.
Contradiction: There are cars on the freeway.
Contradiction: The case study people looked over the guide for accuracy and completeness.