With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Beijing is rarely the nation's educational center.
text_B: IP Group plc is a British-based Intellectual property business investing in technology companies .. British. United Kingdom. It is headquartered in London .. London. London. It is listed on the London Stock Exchange and is a constituent of the FTSE 250 Index .. London. London. London Stock Exchange. London Stock Exchange. FTSE 250 Index. FTSE 250 Index
not_related.