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Senate Minority Leader  Mitch McConnell  of  Kentucky  and incoming House Speaker John Boehner of Ohio were among the Republican leaders who raised concerns about the program in a letter Wednesday to Fed Chairman Ben Bernanke .
 employee of: Mitch McConnell, Kentucky
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Mitch McConnell, Kentucky 
Answer:
 employee of: Mitch McConnell, Kentucky