With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dogstar (band) performed at the Glastonbury Festival.
text_B: Bahori is a village in the municipality of Trebinje , Republika Srpska , Bosnia and Herzegovina .. Bosnia and Herzegovina. Bosnia and Herzegovina. Republika Srpska. Republika Srpska. village. village. municipality. Municipalities of Republika Srpska. Trebinje. Trebinje
not_related.