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Democratic Sen.  Barbara Boxer  who represents environment - friendly  California  is installing energy efficient lights in her Capitol Hill office that dim in response to natural light .
 Barbara Boxer, California
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:
 Barbara Boxer, California