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Mr. Elkann , the grandson of Giovanni Agnelli , a former chairman who served in different roles at Fiat over more than three decades until his death in 2003 , and brother of John Elkann , Fiat 's vice chairman , says his job is being helped by the improving results and mood about Fiat .
 John Elkann, Fiat; Fiat, Giovanni Agnelli
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 John Elkann, Fiat; Fiat, Giovanni Agnelli