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It is not every day that the president of Russia comes to visit a blue collar New Jersey town , but here he was , Vladimir Putin , standing amid shipping containers and cracked , weed-choked asphalt , clasping hands with the mayor , and speaking of Russia 's '' unity '' with the United States .
 Vladimir Putin, Russia; Vladimir Putin, Russia
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:
 Vladimir Putin, Russia; Vladimir Putin, Russia