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In '' Homophily in Social Software , '' Nat Torkington , a trend spotter for O'Reilly Media , argued that '' homophily raises the question for social-software designers of how much they should encourage homophily and how much they want to mix it up . ''
 person of company: Nat Torkington, O'Reilly Media
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: Nat Torkington, O'Reilly Media