49370
The constitutional changes proposed by the government of Hong Kong 's chief executive , Donald Tsang , require the support of two-thirds of the legislature , or 40 of its 60 members .
 Donald Tsang, Hong Kong; Donald Tsang, Hong Kong
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:
 Donald Tsang, Hong Kong; Donald Tsang, Hong Kong