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In 857 , he made Shangshu You Cheng ( 尚書右丞 ) , one of the secretaries general of the executive bureau of government ( 尚書省 , Shangshu Sheng ) , and given the honorific title of Shang Zhuguo ( 上柱國 ) .
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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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