142048
He worked as an assistant to Witold Lutosławski , Mauricio Kagel and Antal Doráti and played with ensembles such as Concentus Musicus Wien under Nikolaus Harnoncourt .
 Witold Lutosławski, Mauricio Kagel, Antal Doráti, Nikolaus Harnoncourt
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Witold Lutosławski, Mauricio Kagel, Antal Doráti, Nikolaus Harnoncourt