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Johan Daniel Herholdt ( 13 August 1818 – 11 April 1902 ) was a Danish architect , professor and royal building inspector .
 Johan Daniel Herholdt, Danish
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Johan Daniel Herholdt, Danish