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Names circulating in Republican circles as possible candidates for the Treasury post included Henry M. Paulson Jr. , the chief executive of Goldman Sachs ; John J. Mack , the chief executive of Morgan Stanley ; and Richard D. Parsons , the chairman of Time Warner .
 person of company: John J. Mack, Morgan Stanley
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  John J. Mack, Morgan Stanley 
Answer:
 person of company: John J. Mack, Morgan Stanley