4484
Now their skepticism is supported by two groups of cosmologists Ingunn Kathrine Wehus and Hans Eriksen of the  University of Oslo  in  Norway  and Adam Moss Douglas Scott and James P. Zibrin all of the University of British Columbia .
 country of headquarters: University of Oslo, Norway
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: University of Oslo, Norway