With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Measles lasts 7-10 days.
text_B: Petekli is a village in the District of Demirozu , Bayburt Province , Turkey .. Province. Provinces of Turkey. Bayburt Province. Bayburt Province. District. Districts of Turkey. Demirozu. Demirozu. District of Demirozu. Demirozu. Turkey. Turkey. As of 2010 it had a population of 124 people .
not_related.