With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ilkhanate contained large amounts of territory.
text_B: Ləngəbiz -LRB- also , Lengebiz and Lyangyabiz -RRB- is a village and municipality in the Agsu Rayon of Azerbaijan .. Rayon. Administrative divisions of Azerbaijan. Agsu. Agsu Rayon. Agsu Rayon. Agsu Rayon. Azerbaijan. Azerbaijan. It has a population of 1,229 .
not_related.