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U . S . Central Command says 4 , 500 Iraqis have been taken prisoner .
 organization: U . S . Central Command; person: 4 , 500 Iraqis; person: prisoner
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:
 organization: U . S . Central Command; person: 4 , 500 Iraqis; person: prisoner