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Some CRJ flying was done by MidAtlantic as early as 2002 but those airplanes eventually went the  US Airways Group  subsidiary  PSA Airlines  .
 subsidiaries: US Airways Group, PSA Airlines
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: US Airways Group, PSA Airlines