With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Akira Toriyama is an artist who works exclusively on manga.
text_B: Zavkhan is a sum -LRB- district -RRB- of Uvs Province in western Mongolia .. Mongolia. Mongolia. Province. Provinces of Mongolia. Uvs Province. Uvs Province. sum. Sums of Mongolia. Category  : Populated places in Mongolia. Mongolia. Mongolia. Category  : Districts of Uvs Province. Province. Provinces of Mongolia. Uvs Province. Uvs Province
not_related.