41908
Prominent jazz , folk or rock performers , such as Louis Armstrong , Duke Ellington , Miles Davis , and Bob Dylan have performed significant blues recordings .
 Louis Armstrong, Duke Ellington, Miles Davis, Bob Dylan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Louis Armstrong, Duke Ellington, Miles Davis, Bob Dylan