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A1 Inquiry on Berkshire Unit Investigators in the New York attorney general 's office are examining communications involving the chairman of Berkshire Hathaway , Warren E. Buffett , and the chief executive of a unit of Berkshire who arranged a questionable transaction with Maurice R. Greenberg when he was chief executive of the American International Group .
 company shareholder among major shareholders: Maurice R. Greenberg, American International Group; place of birth: Maurice R. Greenberg, New York; company major shareholders: American International Group, Maurice R. Greenberg
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 shareholder among major shareholders: Maurice R. Greenberg, American International Group; place of birth: Maurice R. Greenberg, New York; company major shareholders: American International Group, Maurice R. Greenberg