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Manufacture began in the winter of 2007 at  Volkswagen  's 2001-2009 subsidiary Auto 5000 ( an experimental company-within-a-company ) in  Wolfsburg  and continued subsequently under the company's standard contract arrangements at Wolfsburg and in Kaluga Russia .
 city of headquarters: Volkswagen, Wolfsburg
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:
 city of headquarters: Volkswagen, Wolfsburg