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Carl Timoleon von Neff , also Timofej Andreevic Neff ( , – ) was an artist of Baltic German descent , from present-day Estonia .
 person: von
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: von 
Answer:
 person: von