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George Sadowsky ( born September 30 , 1936 in Russia ) is an American computer scientist who has worked in a number of entities , related to promotion of the Internet worldwide .
 Sadowsky, Russia, American, Internet
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sadowsky, Russia, American, Internet