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Busoni and Bach In 1870 Busoni began learning to play the piano while the family was living in Paris , shortly before his fourth birthday .
 Busoni, Bach, Busoni, Paris
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Busoni, Bach, Busoni, Paris