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At the same time , the Principality of Catalonia developed a complex institutional and political system based in the concept of a pact between the estates of the realm and the king .
 location: Principality of Catalonia
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: Principality of Catalonia 
Answer:
 location: Principality of Catalonia