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As resident pianist at the Mars Club , he worked with Michel Gaudry , Pierre Cullaz , and Elek Bacsik , and accompanied touring singers such as Carmen McRae and Billie Holiday ( 1958 ) .
 person: Elek Bacsik; person: Carmen McRae; person: Billie Holiday
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: Elek Bacsik, Carmen McRae, Billie Holiday 
Answer:
 person: Elek Bacsik; person: Carmen McRae; person: Billie Holiday