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Blaž Kavčič ( born 5 March 1987 in Ljubljana ) is a Slovenia n professional tennis player , turned professional in 2005 .
 Blaž Kavčič, Ljubljana, Slovenia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Blaž Kavčič, Ljubljana, Slovenia