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On the recommendation of Grimm , he was elected a corresponding member of the Royal Academy of Prussia in 1856 .
 person: Grimm; organization: Royal Academy of Prussia
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Grimm; organization: Royal Academy of Prussia