4889
Beginning in 1990 the salsa romantica that began in the 1980s becomes a standard in tropical music thanks to chart-topping stars mainly from  Puerto Rico  such as Marc Anthony Jerry Rivera  Tito Rojas  Manuelle and Gilberto Santa Rosa .
 state or provinces of residence: Puerto Rico, Tito Rojas
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:
 state or provinces of residence: Puerto Rico, Tito Rojas