With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Cambodia have minority groups like Vietnamese.
text_B: Vladimir Gapontsev -LRB- Владимир Гапонцев , born 6 September 1985 in Volzhskiy , Soviet Union -RRB- is a Russian classical guitarist , specializing in solo and chamber music repertoire from the Baroque , Classical , Romantic , avant-garde , jazz , folk and pop genres .. Volzhskiy. Volzhsky, Volgograd Oblast. Soviet Union. Soviet Union. chamber music. chamber music. Baroque. Baroque music. Classical. Classical period ( music ). Romantic. Romantic period ( music ). avant-garde. avant-garde music. jazz. jazz. folk. folk music. pop. popular music
not_related.