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Since the 1983 constitutional revision , the constitution mentions " Amsterdam " and " capital " in chapter 2 , article 32 : The king 's confirmation by oath and his coronation take place in " the capital Amsterdam " ( " " de hoofdstad Amsterdam " " ) .
 Amsterdam, Amsterdam, Amsterdam
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Amsterdam, Amsterdam, Amsterdam