Anchor: Yes, said Poirot thoughtfully, "it was only natural." He opened a drawer, and took out a small despatch-case, then turned to me. 
Entailed: He turned to me after he took out a small despatched-case from the drawer.
Contradiction: The despatch-case from the drawer was very large.
Contradiction: There are no details on the programs.
Contradiction: The EPA is promoting the Clean Water act.
Contradiction: This paper assumes that higher cost providers will be used exclusively.
Contradiction: A person lays in the grass.