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Parent company UTair Aviation reorganised Komiinteravia into a new airline  UTair Express  which received a certificate in commercial air transport operations on Antonov An-24 aircraft in  December 2006  .
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Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
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