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In '' Salonica , City of Ghosts : Christians , Muslims and Jews , 1430-1950 , '' the Columbia University professor Mark Mazower attempts '' to see the experiences '' of competing ethnic groups '' within the terms of a single encompassing historical narrative , '' that is to say , from no particular point of view except that of the empathetic observer .
 person of company: Mark Mazower, Columbia 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: Mark Mazower, Columbia University