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Nocerina 's 4-3 defeat of Piacenza was also subject to a complaint , later removed , that forced their second round match against serie A newcomers Perugia to be delayed .
 Perugia, Nocerina, Piacenza, serie A
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Perugia, Nocerina, Piacenza, serie A