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He went on to earn his MBA from Wharton School in 1967 .
 organization: Wharton School
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: Wharton School 
Answer:
 organization: Wharton School