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Caritas Christi Health Care  executives have told union negotiators they will shutter St. Elizabeth's Medical Center in Brighton and  Carney Hospital  in Dorchester if they ca n't close a deal for the six-hospital chain to be bought by a New York private equity firm .
 subsidiaries: Caritas Christi Health Care, Carney Hospital
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:
 subsidiaries: Caritas Christi Health Care, Carney Hospital