Anchor: He can tell her of something bad that has happened without fearing that she will think he is complaining.
Entailed: He can tell her of bad things without it coming off as him complaining.
Contradiction: She will definitely think that he is complaining.
Contradiction: The treatment is easy and only one visit is required per lifetime.
Contradiction: They were advocating for better treatment of the livestock to help prevent contamination. 
Contradiction: The man and boy take swimming lessons in the community lake.
Contradiction: A man is working on a machine.