4857
( 2 / ) . . . Anthony Horowitz , Malorie Blackman , Niamh Cusack , Billy Elliot the Musical , Wicked and more ! #GetReading http://t.co/Lm8wO4I07A
 person: Anthony Horowitz; person: Malorie Blackman; person: Niamh Cusack; person: Billy Elliot
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: Anthony Horowitz, Malorie Blackman, Niamh Cusack, Billy Elliot 
Answer:
 person: Anthony Horowitz; person: Malorie Blackman; person: Niamh Cusack; person: Billy Elliot