With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Audi previously had a slogan, "Advancement through Technology."
text_B: Virginia Serret was a Mexican film actress .. film actress. film actress. She appeared in around thirty films during the Golden age of Mexican cinema .. Golden age of Mexican cinema. Golden age of Mexican cinema. Serret was married to the Argentine actor Luis Aldas .. Luis Aldas. Luis Aldas
not_related.