With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jane Eyre was written by a sister.
text_B: Turstin fitz Rolf , also known as Turstin le Blanc and Turstin fitz Rou played a prominent role in the Norman conquest of England and is regarded as one of the few proven companions of William the Conqueror at the Battle of Hastings in 1066 .. Norman conquest. Norman conquest. companions of William the Conqueror. companions of William the Conqueror. Battle of Hastings. Battle of Hastings. He appears to have originated from Bec-de-Mortagne , Pays de Caux , Normandy ,. Bec-de-Mortagne. Bec-de-Mortagne. Pays de Caux. Pays de Caux
not_related.