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For his services in representing the British Empire in a number of international legal arbitrations he was appointed GCMG in 1904 , and the following year became a Privy Counsellor .
 location: British Empire
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: British Empire