With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The title role in Django Unchained was written especially for Jamie Foxx.
text_B: Bnito -LRB- from Russian `` Batumskoye Neftepromyshlennoye i Torgovoye Obschestvo '' , '' Батумское нефтепромышленное и торговое общество '' -RRB- , or the Caspian and Black Sea Oil Company , was an oil business founded in 1883 by Alphonse Rothschild of the Rothschild banking family of France .. Rothschild banking family of France. Rothschild banking family of France. In 1911 , the company was acquired by Royal Dutch Shell .. Royal Dutch Shell. Royal Dutch Shell
not_related.