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Leiwuqi Si ) is situated 29 km north of the small town of Ratsaka ( also known as Riwoche Town ) , and 134 km west of Chamdo in Kham .
 Chamdo
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chamdo