144391
Two years later , Charles Seeger and Sidney Robertson recorded him for the Library of Congress .
 person: Charles Seeger; person: Sidney Robertson; organization: Library of Congress
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: Charles Seeger, Sidney Robertson, Library of Congress 
Answer:
 person: Charles Seeger; person: Sidney Robertson; organization: Library of Congress