149673
He joined the University of Chicago with a postdoctoral fellowship from the National Research Council during 1931 – 1933 , then became an instructor of physics at the University of Minnesota .
 organization: University of Chicago; organization: National Research Council; organization: University of Minnesota
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 Chicago, National Research Council, University of Minnesota 
Answer:
 organization: University of Chicago; organization: National Research Council; organization: University of Minnesota