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In 1992 private equity firm Kohlberg Kravis Roberts acquired a 47 % interest in  TW  Corporation later known as The Flagstar Companies and encouraged the  company  to sell non-core businesses .
 alternate names: TW, company
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:
 alternate names: TW, company