1953
He was born on May 21 , 1897 , in Yambol and died on June 15 , 1945 , in Sofia .
 location: Yambol; location: Sofia
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:
 location: Yambol; location: Sofia