438
The troops , already in the city , were not part of the aid convoy .
 geographical social political: the city; person: The troops; vehicle: the aid convoy
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: the city; person: The troops; vehicle: the aid convoy