456
 According to people with knowledge of the agency 's position , S.E.C. officials did not believe that Mr. Aguirre made a strong enough case for taking the testimony of the executive , who is John J. Mack , now the chief executive of Morgan Stanley , according to government officials knowledgeable about Mr. Aguirre 's accusations . 
 company: John J. Mack, Morgan Stanley
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 company: John J. Mack, Morgan Stanley