Anchor: A dog fetching a stick.
Entailed: There is a dog.
Contradiction: A pack of vicious dogs terrifies the inhabitants of a small neighborhood.
Contradiction: Payment mail is never  household mail.
Contradiction: I enjoy aerobics and the music.
Contradiction: The Roman Empire.
Contradiction: There was a public demand for a more economical, efficient, and effective government which caused many countries to make major reform initiatives.