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It fell to the state of Prussia in 1866 which in 1874 sold it to Arnold von Biegeleben , a Baron from Darmstadt who recreated and extended it in the neogothic style .
 Prussia, von, Darmstadt
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Prussia, von, Darmstadt