With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nepal is the world's 93rd largest country by population.
text_B: Guateidoume is a village and rural commune in Mauritania .. rural commune. Communes of Mauritania. Mauritania. Mauritania. Category  : Populated places in Mauritania. Mauritania. Mauritania. Category  : Communes of Mauritania. Mauritania. Mauritania
not_related.