With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Nilotic languages are a group of languages from the Sudan region.
text_B: Raqqeh Rural District is a rural district -LRB- dehestan -RRB- in Eresk District , Boshruyeh County , South Khorasan Province , Iran .. Province. Provinces of Iran. South Khorasan. South Khorasan Province. County. Counties of Iran. Boshruyeh. Boshruyeh County. District. Bakhsh. Eresk. Eresk District. rural district. Rural Districts of Iran. Eresk District. Eresk District. Boshruyeh County. Boshruyeh County. South Khorasan Province. South Khorasan Province. Iran. Iran. At the 2006 census , its population was 2,429 , in 656 families .. The rural district has 22 villages .. rural district. Rural Districts of Iran
not_related.