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is a location in Trondheim  Norway  east of Elgeseter west of Singsaker and north of Lerkendal where the main campus and buildings of the  Norwegian University of Science and Technology  ( NTNU ) is located .
 country of headquarters: Norway, Norwegian University of Science and Technology
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:
 country of headquarters: Norway, Norwegian University of Science and Technology