With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Buzz Aldrin is of Chinese citizenship.
text_B: Sehgergan -LRB- سه گرگان , also Romanized as Sehgergan -RRB- is a village in Margavar Rural District , Silvaneh District , Urmia County , West Azerbaijan Province , Iran .. Province. Provinces of Iran. West Azerbaijan. West Azerbaijan Province. County. Counties of Iran. Urmia. Urmia County. Silvaneh. Silvaneh District. Rural District. Rural Districts of Iran. Margavar. Margavar Rural District. Margavar Rural District. Margavar Rural District. Silvaneh District. Silvaneh District. Urmia County. Urmia County. West Azerbaijan Province. West Azerbaijan Province. Iran. Iran. At the 2006 census , its population was 615 , in 106 families .
not_related.