With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Columbia University is within 40 miles of New York City.
text_B: Idahlu -LRB- ايده لو , also Romanized as Idahlu , Idehloo , and Idehlu ; also known as Idaleh and Idalu -RRB- is a village in Sardaran Rural District , in the Central District of Kabudarahang County , Hamadan Province , Iran .. Province. Provinces of Iran. Hamadan. Hamadan Province. County. Counties of Iran. Kabudarahang. Kabudarahang County. Central. Central District ( Kabudarahang County ). Rural District. Rural Districts of Iran. Sardaran. Sardaran Rural District. Sardaran Rural District. Sardaran Rural District. Central District. Central District ( Kabudarahang County ). Kabudarahang County. Kabudarahang County. Hamadan Province. Hamadan Province. Iran. Iran. At the 2006 census , its population was 1,803 , in 473 families .
not_related.