266629
Some aircraft that were acquired and offered to Portugal , even before the organization of the military aviation as an entity , never received serials , being only identified by their own names .
 location: Portugal
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Portugal 
Answer:
 location: Portugal