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Donald Tsang , who had been Hong Kong 's chief secretary , became acting chief executive late Saturday afternoon when mainland officials accepted the resignation of Mr. Tung , who has complained of stress and other health problems .
 nationality: Donald Tsang, Hong Kong; place of birth: Donald Tsang, Hong Kong
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 nationality: Donald Tsang, Hong Kong; place of birth: Donald Tsang, Hong Kong