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With 42,747 students , the University of Duisburg-Essen is Germany 's ninth-largest university .
 organization: University of Duisburg-Essen; location: Germany
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: University of Duisburg-Essen, Germany 
Answer:
 organization: University of Duisburg-Essen; location: Germany