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In accordance with a 1982 Illinois law which protects the interests of beer distributors ( the Beer Industry Fair Dealing Act ) the  Chicago  distributor ( Union Beverage ) attempted to sell its  Bell  's distribution rights to a competitor Chicago Beverage Systems ( CBS ) .
 city of headquarters: Chicago, Bell
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: Chicago, Bell