20014
Vorkuta lies on the edge of Russia 's permafrost boundary , and some scientists predict that continued warming could advance that border hundreds of miles northward , weakening the earth beneath the vast infrastructure built during the days of the Soviet Union 's industrialization of the Arctic .
 Russia, Vorkuta
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:
 Russia, Vorkuta