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The precise number of dead may never be known , but the decrease of the Jewish population during that period is estimated at 100,000 to 200,000 , which also includes emigration , deaths from diseases and captivity in the Ottoman Empire , called " jasyr " .
 Ottoman Empire
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ottoman Empire