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German  President  Horst Koehler will travel to Moscow to attend the funeral of former Russian president  Boris Yeltsin  on Wednesday .
 President, Boris Yeltsin
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:
 President, Boris Yeltsin