Anchor: The organizations that participated in our study have taken actions that they consider to be effective in reducing potential as well as actual improper payments.
Entailed: We did a study in which organizations could participate.
Contradiction: Our study was limited to individuals and families.
Contradiction: The riders fled away from the foot soldiers, as they were incapable of fighting back.
Contradiction: Only that final rule is addressed on the report. 
Contradiction: The US government will follow the new hierarchy before it becomes effective.
Contradiction: They are likely to have better weapons.