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Former  President  George H.W. Bush who signed the START II treaty with Russian President  Boris Yeltsin  in 1993 added his support Wednesday with a brief statement : I urge the United States Senate to ratify the START treaty .
 title of person: President, Boris Yeltsin
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 title of person: President, Boris Yeltsin