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chalabi staged his own rally yesterday to support his bid to become the next leader of iraq .
 iraq, chalabi, his, own, his, the next leader of iraq
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:
 iraq, chalabi, his, own, his, the next leader of iraq