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Separately , the United States has decided to divide the military and humanitarian relief mission in Iraq into three parts under American , British and Polish command , the official said , speaking on condition of anonymity .
 the United States, Iraq, American, British, Polish, the military, the official
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:
 the United States, Iraq, American, British, Polish, the military, the official