Anchor: … It is madness to keep this book.
Entailed: It is irrational to store this book here.
Contradiction: There is nothing wrong with holding the book here.
Contradiction: She walked away in response to a voice from within the office.
Contradiction: The post doesn't say so, but this was already known.
Contradiction: Literature always stays the same.
Contradiction: The Museu Vicente de Fotografia is a few meters away.