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John Logsdon , director of the Space Policy Institute at George Washington University , said NASA engineers would be under great pressure to nail down the problem because they are under such close scrutiny as a result of the Columbia disaster .
 person of company: John Logsdon, George Washington University
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: 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} 
Answer:
 person of company: John Logsdon, George Washington University