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In a break with the past  National Trades Union Congress  ( NTUC ) President and Member of Parliament Lim Swee Say said the  NTUC  will not force all its constituent trades union to endorse one candidate and that the constituent trades union may endorse any candidate as they desire .
 alternate names: National Trades Union Congress, NTUC
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: National Trades Union Congress, NTUC