With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Clubber Lang was in Arizona.
text_B: Nymphaea elegans , the tropical royalblue waterlily , is a species of aquatic plants in the family Nymphaeaceae .. Nymphaeaceae. Nymphaeaceae. It is found in Louisiana , Florida and Texas , in the United States , in Oaxaca in Mexico and in Antioquia in Colombia .
not_related.