With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Elizabeth I of England had no children.
text_B: Manihari is a town and a notified area in Katihar district in the Indian state of Bihar .. Bihar. Bihar. Katihar. Katihar ( Lok Sabha constituency ). Manihari. Manihari ( Vidhan Sabha constituency ). notified area. notified area. Katihar district. Katihar district. state. States and territories of India. Pincode of Manihari is 854113 .. Manihari. Manihari ( Vidhan Sabha constituency )
not_related.