468
5 , 400 sailors and marines are back at home after serving in iraq .
 geographical social political: home; geographical social political: iraq; person: 5 , 400 sailors and marines
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: home; geographical social political: iraq; person: 5 , 400 sailors and marines