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apparently , he was on his way to greet reporters at the time outside the main government office there in belgrade .
 there in belgrade, belgrade, government, he, his, reporters, the main government office there in belgrade
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 there in belgrade, belgrade, government, he, his, reporters, the main government office there in belgrade