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they really wanted to let folks who had any concerns about what the u . n . involvement might be to not worry .
 u . n, they, folks who had any concerns about what the u . n . involvement might be, who
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:
 u . n, they, folks who had any concerns about what the u . n . involvement might be, who