With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The French Open lasts two weeks.
text_B: Hallfield House is a Grade II listed building situated in Bradfield Dale , 1.7 mi west of the village of Low Bradfield , near Sheffield in England .. listed building. listed building. Bradfield Dale. Bradfield Dale. Low Bradfield. Low Bradfield. Sheffield. Sheffield
not_related.