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Cornelis ( Kees ) Staf ( 1905 , Ede – 1973 , Arnhem ) was a Dutch politician and civil servant .
 Kees, Staf, Ede, Arnhem, Dutch
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kees, Staf, Ede, Arnhem, Dutch