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They were part of an oligarchy of around ten families who controlled Kilkenny throughout the 15th and 16th centuries , and into the 17th century .
 location: Kilkenny
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Kilkenny