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Matthias Chang a Barrister was Political Adviser to Tun Dr.  Mahathir bin Mohamad  former Prime Minister of  Malaysia  who succesfully defended the Malaysian currency in the late 1990s against attacks by City of London-controlled central banks .
 countries of residence: Mahathir bin Mohamad, Malaysia
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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 countries of residence: Mahathir bin Mohamad, Malaysia