277725
Berend " Bert " de Vries ( born March 29 , 1938 ) is a retired Dutch politician of the Christian Democratic Appeal ( CDA ) .
 Bert, Vries, Dutch, Christian Democratic Appeal
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bert, Vries, Dutch, Christian Democratic Appeal