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Wolfmüller was a friend of German pioneer Otto Lilienthal and developed different kind of early flying objects .
 organization: Wolfmüller; person: Otto Lilienthal
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:
 organization: Wolfmüller; person: Otto Lilienthal