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Pterosaur remains from the Uhangri Formation are housed at the Dinosaur Tracks Museum of the University of Colorado at Denver and  Chonnam National University   Gwangju  South Korea .
 city of headquarters: Chonnam National University, Gwangju
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:
 city of headquarters: Chonnam National University, Gwangju