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His father Alexander Slafkovský is the mayor of Liptovský Mikuláš .
 Alexander Slafkovský, Liptovský Mikuláš
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alexander Slafkovský, Liptovský Mikuláš