With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Vallejo, California is in the North Bay Region.
text_B: Fritzsch is a German surname .. German. German language. surname. surname. Like Fritsch , Fritsche and Fritzsche , it is a patronymic derived from Friedrich .. Fritsch. Fritsch ( disambiguation ). Fritsche. Fritsche. Fritzsche. Fritzsche ( disambiguation ). patronymic. patronymic. Friedrich. Friedrich ( disambiguation ). It may refer to  :
not_related.