With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nepal was formerly a kingdom.
text_B: Kalha -LRB- كلها , also Romanized as Kalha -RRB- is a village in Adaran Rural District , Asara District , Karaj County , Alborz Province , Iran .. Province. Provinces of Iran. Alborz. Alborz Province. County. Counties of Iran. Karaj. Karaj County. Asara. Asara District. Rural District. Rural Districts of Iran. Adaran. Adaran Rural District. Adaran Rural District. Adaran Rural District. Asara District. Asara District. Karaj County. Karaj County. Alborz Province. Alborz Province. Iran. Iran. At the 2006 census , its population was 88 , in 29 families .
not_related.