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Cleaning house at top levels is also seen as important for Yugoslavia in its efforts to break out of a decade of sanctions and international isolation meant to bring Milosevic to heel .
 Yugoslavia, its, Milosevic, international
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 Yugoslavia, its, Milosevic, international