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Chancellor Angela Merkel and her predecessor , Gerhard Schroder , have joined Chinese officials for well-publicized rides on the Shanghai train during visits to China .
 country of administrative divisions: China, Shanghai; location contains: China, Shanghai; administrative division of country: Shanghai, China
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: 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} 
 Entity Pairs:  China, Shanghai; China, Shanghai; Shanghai, China 
Answer:
 country of administrative divisions: China, Shanghai; location contains: China, Shanghai; administrative division of country: Shanghai, China