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He was appointed to the position in 2006 by Robert Mugabe , and his mandate was briefly renewed in 2007 .
 person: Robert Mugabe
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: Robert Mugabe 
Answer:
 person: Robert Mugabe