Anchor: They meant to kill him somehow, and the defense of him was growing too costly unless there were positive results.
Entailed: It was too expensive to keep him from getting killed.  
Contradiction: It was cheap to defend him so bad results were not an issue.  
Contradiction: Oh doing that is so easy I can do that with my eyes closed.
Contradiction: The girls is outside.
Contradiction: An orchestra is performing live music.
Contradiction: Soccer player kicks ball over head of other soccer player