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Kretzoi moved to the National Museum of Hungary where he was curator of the Mineralogy and Paleontology departments until he began work at Geological Institute of Hungary in 1950 .
 Kretzoi, Hungary, Hungary
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kretzoi, Hungary, Hungary