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Perhaps the most optimistic view was expressed by Ruan Ming , a visiting professor at Tamkang University 's Department of China Studies who in the 1980s was an assistant to former Chinese Communist Secretary General Hu Yaobang .
 person: Ruan Ming; organization: Tamkang University 's; organization: Department of China Studies; date: 1980s; national religious political: Chinese; national religious political: Communist; person: Hu Yaobang
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 person: Ruan Ming; organization: Tamkang University 's; organization: Department of China Studies; date: 1980s; national religious political: Chinese; national religious political: Communist; person: Hu Yaobang