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Blueberry '' - Jean-Michel Charlier , Jean Giraud etc .
 Blueberry, Jean-Michel Charlier, Jean Giraud
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Blueberry, Jean-Michel Charlier, Jean Giraud