104737
He was a veteran of the U.S. Army Air Corps , where he served as an aerial gunnery instructor during World War II .
 organization: U.S. Army Air Corps
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: U.S. Army Air Corps 
Answer:
 organization: U.S. Army Air Corps