16243
Among them were some of the most prominent Russians living in self-exile from Mr. Putin 's Russia : Boris A. Berezovsky , an erstwhile ally of Mr. Putin 's who fled what he has called politically motivated criminal charges , and Akhmed Zakayev , a leader of Chechnya 's foundering separatist movement .
 Chechnya, Russia; Russia, Chechnya; Russia, Chechnya
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:
 Chechnya, Russia; Russia, Chechnya; Russia, Chechnya