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Mr. Hu seemed to signal that he was willing to open a dialogue with Mr. Chen , though only under the strict conditions China has set for talks for many years -- that Taiwan accept the '' one China '' formula under which Beijing claims sovereignty over Taiwan .
 China, Taiwan; Taiwan, China; China, Beijing; China, Beijing; China, Taiwan; China, Taiwan; China, Beijing; Beijing, China; China, Beijing; China, Beijing; Beijing, China; Taiwan, China; Taiwan, China; China, Taiwan; Taiwan, China; China, Beijing
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; China, Beijing; China, Beijing; China, Taiwan; China, Taiwan; China, Beijing; Beijing, China; China, Beijing; China, Beijing; Beijing, China; Taiwan, China; Taiwan, China; China, Taiwan; Taiwan, China; China, Beijing