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Technical Program Committee : Prof. Farhad Arbab CWI and Leiden University Netherlands Dr. Khadim H. Asif University of Engineering and Technology Lahore Pakistan Dr. Azita Bahram Armstrang Atlantic State Univeristy Georgia  USA  Udayan Banerjee Vice President NIIT Technologies Ltd. India Prof. William Cheng-Chung Chu TungHai University Taiwan Prof. Lawrence Chung  University of Texas at Dallas  USA Prof. Kevin Daimi Chair Dept. of Math .
 country of headquarters: USA, University of Texas at Dallas
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: USA, University of Texas at Dallas