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A student of Olivier Messiaen , he has composed over fifty works including several chamber opera s. He is Professor of Composition at the Argenteuil Conservatory .
 person: Olivier Messiaen; location: Argenteuil
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: Olivier Messiaen, Argenteuil 
Answer:
 person: Olivier Messiaen; location: Argenteuil