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History The roots of Lovers Rock lies in the last days of the Rocksteady era and early days of Reggae , with Jamaican and American singers such as Ken Boothe , Johnny Nash , and John Holt enjoying international hits with versions of well-known love songs .
 person: Ken Boothe; person: Johnny Nash; person: John Holt
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: Ken Boothe, Johnny Nash, John Holt 
Answer:
 person: Ken Boothe; person: Johnny Nash; person: John Holt