24676
In his adolescence , he began performing in local clubs and worked alongside Sonny Boy Williamson I , Baby Boy Warren and John Lee Hooker .
 Sonny Boy Williamson I, Baby Boy Warren, John Lee Hooker
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Sonny Boy Williamson I, Baby Boy Warren, John Lee Hooker