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{ The United States Stamp Society ( USSS ) is the largest philatelic organization dedicated to the research and study of United States postage and revenue stamps .
 organization: Stamp; location: United States
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: Stamp, United States 
Answer:
 organization: Stamp; location: United States