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Georgi Porfiriev Stamatov ( Георги Порфириев Стаматов , 25 May 1869 — 9 November 1942 ) was a Bulgarian writer .
 person: Georgi; person: Stamatov
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: Georgi; person: Stamatov