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On 5 October 2007 , Lebedev was elected the Executive Secretary of the Commonwealth of Independent States .
 person: Lebedev; organization: Commonwealth; organization: Independent
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: Lebedev, Commonwealth, Independent 
Answer:
 person: Lebedev; organization: Commonwealth; organization: Independent