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His first jobs as a jazz musician were playing bass with Jaki Byard and Chico Hamilton .
 person: Jaki Byard; person: Chico Hamilton
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: Jaki Byard, Chico Hamilton 
Answer:
 person: Jaki Byard; person: Chico Hamilton