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A12 Bolivia President Offers to Quit President Carlos Mesa of Bolivia offered Congress his resignation in the face of road-choking protests that he said had made the country nearly ungovernable .
 Carlos Mesa, Bolivia; Carlos Mesa, Bolivia
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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} 
Answer:
 Carlos Mesa, Bolivia; Carlos Mesa, Bolivia