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He was appointed Assistant Chief of the General Staff in January 2007 and in 2009 became Deputy Chief of the Defence Staff ( Operations ) .
 organization: Defence
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: Defence 
Answer:
 organization: Defence