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Shang died in 1676 and was succeeded by his son Shang Zhixin who rebelled shortly after but was defeated by the Manchus in 1677 .
 Shang, Shang
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Shang, Shang