15458
Many of  Burundi  's religious political and business leaders attend the university including Denise Nkurunziza wife of Burundi President  Pierre Nkurunziza  .
 countries of residence: Burundi, Pierre Nkurunziza
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: Burundi, Pierre Nkurunziza