With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dolly Parton works in the film industry.
text_B: National Route 250 is a national highway of Japan connecting Chuo-ku , Kobe and Okayama , Okayama in Japan , with a total length of 146.3 km -LRB- 90.91 mi -RRB- .. national highway. National highways of Japan. Japan. Japan. Category  : National highways in Japan. Japan. Japan
not_related.