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Duke Ellington , active from the 1920 s to the 1970 s , used the clarinet as lead instrument in his works , with several players of the instrument ( Barney Bigard , Jimmy Hamilton , and Russell Procope ) spending a significant portion of their careers in his orchestra .
 person: Duke Ellington; person: Barney Bigard; person: Jimmy Hamilton; person: Russell Procope
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: Duke Ellington, Barney Bigard, Jimmy Hamilton, Russell Procope 
Answer:
 person: Duke Ellington; person: Barney Bigard; person: Jimmy Hamilton; person: Russell Procope