With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Twitter is a source of breaking news.
text_B: Nauraspur was a former city in what is today India .. It was founded in 1599 by Ibrahim Adil Shah II , the Sultan of Bijapur .. Ibrahim Adil Shah II. Ibrahim Adil Shah II. Bijapur. Bijapur ( state ). It was destroyed in 1624 .
not_related.