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During the 1970 s , he also became interested in the polyphonic pipe music of the Banda-Linda tribe from the Central African Republic , which he heard through the recordings of one of his students .
 location: Banda-Linda; location: Central African Republic
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Banda-Linda; location: Central African Republic