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Sherrill began her career with Duke Ellington in 1942 , aged 17 , later becoming a member of his orchestra from 1944 to 1946 .
 person: Sherrill; person: Duke Ellington
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: Sherrill, Duke Ellington 
Answer:
 person: Sherrill; person: Duke Ellington