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He has produced over 2,000 music videos in his career and has worked with The Rolling Stones , John Mellencamp , Paul McCartney , Alabama , John Secada , Lil Wayne , Godsmack , Erykah Badu , The Grateful Dead , Nelly , The Moody Blues , Billy Idol , 98 Degrees , Brian McKnight , 3 Doors Down and many others .
 person: Paul McCartney; person: John Secada; person: Billy Idol
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: Paul McCartney, John Secada, Billy Idol 
Answer:
 person: Paul McCartney; person: John Secada; person: Billy Idol