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Nizhneudinsk ( ) is a town in Irkutsk Oblast , Russia , located on the Uda River ( Yenisei 's basin ) , northwest of Irkutsk .
 Nizhneudinsk, Irkutsk Oblast, Russia, Irkutsk
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Nizhneudinsk, Irkutsk Oblast, Russia, Irkutsk