239261
He also served with the Army Air Forces and taught screenwriting at the University of Southern California .
 organization: Army Air Forces; organization: University of Southern California
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: Army Air Forces, University of Southern California 
Answer:
 organization: Army Air Forces; organization: University of Southern California