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Later on , he was found to be a reincarnation of the Changkya line , which included the well-known scholar Changkya Rolpay Dorje ( 1717-1786 AD ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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