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Walter Mzembi is a Zimbabwe an politician , currently serving as Minister of Tourism .
 person: Walter Mzembi; location: Zimbabwe
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: Walter Mzembi, Zimbabwe 
Answer:
 person: Walter Mzembi; location: Zimbabwe