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The younger Toorenvliet first studied art with Frans van Mieris the Elder and Matthijs Naiveu , who were also studying with his father , a respected drawing teacher .
 Toorenvliet, Frans van Mieris the Elder, Matthijs Naiveu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Toorenvliet, Frans van Mieris the Elder, Matthijs Naiveu