With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: In 2001, Colin Powell became the first African American to serve on the Joint Chiefs of Staff.
text_B: Raohe County is a county of far eastern Heilongjiang province , People 's Republic of China .. County. County ( People's Republic of China ). Heilongjiang. Heilongjiang. It is under the jurisdiction of the prefecture-level city of Shuangyashan .. Shuangyashan. Shuangyashan. prefecture-level city. prefecture-level city
not_related.