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Citing TAZARA the railway links Tanzania and  Zambia  which was built by Chinese in the 1970s  Kaunda  said the project was part of the contribution by China to the development of Africa and the model of the friendship between Africa and China .
 countries of residence: Zambia, Kaunda
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: Zambia, Kaunda