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In 1829 the artist Ambroży Mieroszewski executed a set of portraits of Chopin family members , including the first known portrait of the composer .
 Ambroży Mieroszewski, Chopin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ambroży Mieroszewski, Chopin