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Rolf Hagedorn ( 1919 – 2003 ) was a German theoretical physicist s working at CERN .
 person: Rolf Hagedorn; organization: CERN
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: Rolf Hagedorn, CERN 
Answer:
 person: Rolf Hagedorn; organization: CERN