13138
This is the way things happened in Taiwan , too , '' said Merle Goldman , emerita professor of Chinese history at Boston University and the author of the recently published book , '' From Comrade to Citizen : the Struggle for Political Rights in China . '' ''
 China, Taiwan; Taiwan, China
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 China, Taiwan; Taiwan, China