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The dominant  United Russia  party voted unanimously Monday to nominate  Vladimir Putin  's favored successor Dmitry Medvedev as its candidate in the March 2 presidential election .
 employee of: United Russia, Vladimir Putin
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:
 employee of: United Russia, Vladimir Putin