2699
In 1950  Cruz  made her first major breakthrough after the lead singer of the  Sonora Matancera  a renowned Cuban orchestra left the group and Cruz was called to fill in .
 Cruz, Sonora Matancera
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Cruz, Sonora Matancera