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Other influential DJs and remixers who helped to establish what became known as the " disco sound " included David Mancuso , Nicky Siano , Shep Pettibone , Larry Levan , Walter Gibbons , and Chicago-based Frankie Knuckles .
 person: David Mancuso; person: Nicky Siano; person: Shep Pettibone; person: Larry Levan; person: Walter Gibbons; location: Chicago-based Frankie Knuckles
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: David Mancuso, Nicky Siano, Shep Pettibone, Larry Levan, Walter Gibbons, Chicago-based Frankie Knuckles 
Answer:
 person: David Mancuso; person: Nicky Siano; person: Shep Pettibone; person: Larry Levan; person: Walter Gibbons; location: Chicago-based Frankie Knuckles