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In 1836 , aged eighteen , he was introduced to Hugo by his friend Auguste Vacquerie , and soon became a devoted follower .
 person: Hugo; person: Auguste Vacquerie
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: Hugo, Auguste Vacquerie 
Answer:
 person: Hugo; person: Auguste Vacquerie