With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sarah Michelle Gellar was in a movie.
text_B: Aricom PLC was a London-listed iron ore mining company with operations in Russia .. London. London. Russia. Russia. The firm was effectively founded as a spin out from Peter Hambro Mining in 2003 , listing on the London Stock Exchange and later becoming a member of the FTSE 250 .. Mining. Mining. London. London. spin out. spin out. Peter Hambro Mining. Peter Hambro Mining. London Stock Exchange. London Stock Exchange. FTSE 250. FTSE 250. Aricom was reacquired by Peter Hambro Mining -LRB- now known as Petropavlovsk PLC -RRB- in April 2009 .. Mining. Mining. Peter Hambro Mining. Peter Hambro Mining. Petropavlovsk PLC. Peter Hambro Mining. In October 2010 , the assets previously held by Aricom were listed as IRC Ltd on the Hong Kong Stock Exchange , with Petropavlovsk PLC retaining a majority shareholding .. Petropavlovsk PLC. Peter Hambro Mining. IRC Ltd. IRC Limited. Hong Kong Stock Exchange. Hong Kong Stock Exchange
not_related.