70176
The languages of Donghu , Wuhuan and Xianbei might be related to Proto-Mongolic , as might be Tabghach ( the language of the founders of the Northern Wei dynasty ) and Khitan .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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