53422
In 1979 , Shing-Tung Yau , then a mathematician at the Institute for Advanced Study in Princeton , was visiting China and asked the authorities for permission to visit his birthplace , Shantou , a mountain town in Guangdong Province .
 country of administrative divisions: China, Guangdong Province; location contains: China, Guangdong Province; place of birth: Shing-Tung Yau, Shantou; location contains: China, Shantou; administrative division of country: Guangdong Province, China; location contains: Guangdong Province, Shantou
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, Guangdong Province; China, Guangdong Province; Shing-Tung Yau, Shantou; China, Shantou; Guangdong Province, China; Guangdong Province, Shantou 
Answer:
 country of administrative divisions: China, Guangdong Province; location contains: China, Guangdong Province; place of birth: Shing-Tung Yau, Shantou; location contains: China, Shantou; administrative division of country: Guangdong Province, China; location contains: Guangdong Province, Shantou