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While still at the conservatory Vadiz was a finalist at the Metropolitan Opera House Eastern Region Auditions and did concerts with the  Puerto Rico  Symphony Orchestra with bass Justino Diaz and renowned singers Ruth Fernandez Chucho Avellanet and  Nydia Caro  .
 countries of residence: Puerto Rico, Nydia Caro
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: Puerto Rico, Nydia Caro