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His eldest brother , James Findlay Schenck , was rear admiral of the United States Navy .
 person: James Findlay Schenck; organization: United States Navy
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: James Findlay Schenck, United States Navy 
Answer:
 person: James Findlay Schenck; organization: United States Navy