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Gough Whitlam , then Opposition Leader , hired Young as an adviser during this period .
 person: Gough Whitlam; person: Young
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: Gough Whitlam, Young 
Answer:
 person: Gough Whitlam; person: Young