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If she loses Brunner told reporters last week she will not campaign for Fisher a sentiment that Republicans sought to seize upon as an example of a divided party that could boost the candidacy of  Rob Portman  a former representative from the  Cincinnati  region .
 Rob Portman, Cincinnati
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:
 Rob Portman, Cincinnati