With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Beatles formed in the UK.
text_B: Aleksandr Mikhailovich Bezobrazov -LRB- Александр Михаилович Безобразов -LRB- 1855-1931 -RRB- was a Russian businessman and political adventurer who exerted a major influence on the foreign policies of the Russian Empire in the years prior to the Russo-Japanese War .. Russian Empire. Russian Empire. Russo-Japanese War. Russo-Japanese War
not_related.