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In an effort to grapple with an accelerating investigation into American International Group and its chief executive , Maurice R. Greenberg , the company 's board has in recent days been discussing the potential impact on A.I.G. and on Mr. Greenburg 's future , according to a person briefed on the matter .
 company major shareholders: American International Group, Maurice R. Greenberg; company shareholder among major shareholders: Maurice R. Greenberg, American International Group
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:
 company major shareholders: American International Group, Maurice R. Greenberg; company shareholder among major shareholders: Maurice R. Greenberg, American International Group