43670
Although the police permitted at least the Shanghai demonstration and one in Hangzhou , officials expressed alarm that a carefully monitored anti-Japan rally in Beijing last weekend had apparently set off a flood of grass-roots organizing that could further upset relations with Japan and undermine China 's own social stability . ''
 China, Shanghai; China, Beijing; Beijing, China; China, Shanghai; China, Hangzhou; Shanghai, China; China, Beijing; 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, Shanghai; China, Beijing; Beijing, China; China, Shanghai; China, Hangzhou; Shanghai, China; China, Beijing; China, Beijing