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But as he leaves for Europe and Russia this week , where the simultaneous nuclear standoffs in Iran and North Korea will top the agenda , Mr. Bush finds himself struggling to square his muscular declarations with the realpolitik of his second term after the invasion of Iraq .
 Europe, 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:
 Europe, Russia