4623
The burden of this faux-Europeanness seems overwhelming , until , that is , you walk down one of the main corridors and , at its end , find yourself confronted with an enormous , colorized , Madonna-like image of Ernesto -LRB- Che -RRB- Guevara , Fidel Castro 's comrade in arms , the archrevolutionary who died 38 years ago in the foothills of the Bolivian Andes trying to bring a Marxist revolution to Bolivia , then as now the poorest and most racially polarized country in South America . ''
 South America, 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:
 South America, Bolivia