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After the youth tournament , Regonesi returned to Atalanta and in January 2000 left for Empoli , where he remained until June 2001 .
 Regonesi, Atalanta, Empoli
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Regonesi, Atalanta, Empoli