With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sindh lies alongside Rajasthan.
text_B: Hellinsia benalcazari is a moth of the family Pterophoridae .. moth. moth. Pterophoridae. Pterophoridae. It is found in Ecuador .. Ecuador. Ecuador. Adults are on wing in April , at an altitude of 1,560 meters .
not_related.