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Iraq does not report on its military casualties , but Iraqi officials say 420 civilians have been killed and about 4 , 000 injured .
 geographical social political: Iraq; geographical social political: its; geographical social political: Iraqi; organization: military; person: Iraqi officials; person: 420 civilians; person: about 4 , 000
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 geographical social political: Iraq; geographical social political: its; geographical social political: Iraqi; organization: military; person: Iraqi officials; person: 420 civilians; person: about 4 , 000