18893
Gazprom has not been specific on what it wants in North America , '' said Thane Gustafson , professor of politics at Georgetown University . ''
 person of company: Thane Gustafson, Georgetown University
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Thane Gustafson, Georgetown University 
Answer:
 person of company: Thane Gustafson, Georgetown University