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In the telecommunications sector Russia's  VimpelCom  on mid-July 2009 announced the commercial launch in Vietnam of its  Beeline  mobile service through GTEL-Mobile a joint venture with a Vietnamese state-owned company .
 subsidiaries: VimpelCom, Beeline
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 subsidiaries: VimpelCom, Beeline