With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The United Kingdom was the first industrialized country.
text_B: `` Root , hog , or die '' is a common American catch-phrase dating from well before 1834 .. Coming from the early colonial practice of turning pigs loose in the woods to fend for themselves , the term is an idiomatic expression for self-reliance .. idiomatic expression. Idiom
not_related.