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The groups -- the Union of Female Greek Scientists , the Beacon of Piraeus and the Center for the Coordination of Hellenism -- have lodged preliminary complaints with the Athens prosecutor 's office , the chairman of Greece 's state broadcaster and the European Broadcasting Union , which shows the annual contest , one of Europe 's most popular media events .
 Europe, Greece; Greece, Athens; Greece, Athens
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, Greece; Greece, Athens; Greece, Athens