With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Boston has renovated some of its neighborhoods.
text_B: Zard Kuhi -LRB- زردكوهي , also Romanized as Zard Kuhi ; also known as Zard Kuh -RRB- is a village in Bashtin Rural District , Bashtin District , Davarzan County , Razavi Khorasan Province , Iran .. Province. Provinces of Iran. Razavi Khorasan. Razavi Khorasan Province. County. Counties of Iran. Davarzan. Davarzan County. Bashtin. Bashtin Rural District. Rural District. Rural Districts of Iran. Bashtin Rural District. Bashtin Rural District. Bashtin District. Bashtin District. Davarzan County. Davarzan County. Razavi Khorasan Province. Razavi Khorasan Province. Iran. Iran. At the 2006 census , its population was 127 , in 46 families .
not_related.