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Masterclasses Mincho Minchev ( Folkwang Hochschule - Essen ) Sergei Kravchenko ( Moscow Conservatory ) Svetlin Russev ( Conservatoire de Paris ) Prizes and Awards First Prize - " XXXIV International Violin Competition Nedyalka Simeonova " ( Haskovo - Bulgaria , 2009 ) First Prize - " V International Competition Young Virtuosos Emil Kamilarov " ( Sofia - Bulgaria , 2009 ) Second Prize - " XI International Violin Competition Petar Toskov " ( Belgrade - Serbia , 2008 ) Second Prize - " First International Competition for Japanese and Bulgarian Music " ( Sofia - Bulgaria , 2008 ) .
 Folkwang Hochschule, Essen, Moscow Conservatory, Conservatoire de Paris, Haskovo, Sofia, Belgrade, Serbia, Sofia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Folkwang Hochschule, Essen, Moscow Conservatory, Conservatoire de Paris, Haskovo, Sofia, Belgrade, Serbia, Sofia