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He was promoted lieutenant on 8 April 1980 , switched to a full career commission in 1982 , promoted captain on 8 October 1984 , and major on 30 September 1991 .
 None
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:  
Answer:
 None