192548
Błoński finished his Polish studies at the Jagiellonian University in 1952 during the darkest years of Stalinist terror in Poland .
 Błoński, Polish, Jagiellonian, Poland
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Błoński, Polish, Jagiellonian, Poland