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He became one of the new entrepreneurs selected by Boris Yeltsin in 1995 for an outrageous deal in which businessmen were handed vast control over Russia 's natural resources in exchange for financing Mr. Yeltsin 's political survival .
 nationality: Boris Yeltsin, Russia
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Boris Yeltsin, Russia 
Answer:
 nationality: Boris Yeltsin, Russia