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Gertrude Prokosch Kurath ( 1903 – 1992 ) was an American dance r , researcher , author , and ethnomusicologist .
 person: Gertrude Prokosch Kurath; location: American
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:
 person: Gertrude Prokosch Kurath; location: American