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Jiang Dingzhi ( ; born September 1954 in Liyang , Jiangsu ) is a politician of the People 's Republic of China and Governor of Hainan province .
 Liyang, Jiangsu, People 's Republic of China, Hainan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Liyang, Jiangsu, People 's Republic of China, Hainan