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GNCTD appointed RITES and the  Indian Institute of Technology Delhi  ( IIT  Delhi  ) to design and implement a system for the city in 2004 .
 alternate names: Indian Institute of Technology Delhi, Delhi
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: Indian Institute of Technology Delhi, Delhi