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In 1947 he became manager for blues singer Clarence " Gatemouth " Brown , and two years later started Peacock Records , with Brown as his first artist .
 person: Clarence " Gatemouth " Brown; organization: Peacock Records; person: Brown
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Clarence " Gatemouth " Brown; organization: Peacock Records; person: Brown