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He worked with King Oliver in 1931 , and through the middle of the decade did stints with Alex Hill , The Alabamians , Billy Fowler , Ira Coffey 's Walkathonians , and Vernon Andrade .
 King Oliver, Vernon Andrade
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 King Oliver, Vernon Andrade