With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Queen Victoria's son failed to belong to a German dynasty.
text_B: is a railway station operated by JR East 's Sotobo Line located in Isumi , Chiba Prefecture , Japan .. Isumi. Isumi, Chiba. Chiba. Chiba Prefecture. JR East. East Japan Railway Company. Sotobo Line. Sotobo Line. railway station. railway station. Chiba Prefecture. Chiba Prefecture. Japan. Japan. It is 52.1 kilometers from the terminus of the Sotobo Line at Chiba Station .. Chiba. Chiba Prefecture. Sotobo Line. Sotobo Line. Chiba Station. Chiba Station
not_related.