20190
A legal battle over nearly $ 20 billion of American International Group stock escalated yesterday , as lawyers for Maurice R. Greenberg , the company 's former chief executive , argued in a lawsuit that the shares belonged to Starr International , which is headed by Mr. Greenberg , and not to A.I.G. The lawsuit asks the court to recognize Starr International , which has provided long-term compensation to A.I.G. executives , as an independent entity .
 Maurice R. Greenberg, American International Group; American International Group, Maurice R. Greenberg
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:
 Maurice R. Greenberg, American International Group; American International Group, Maurice R. Greenberg