12756
 The head of Morgan Stanley 's long-troubled retail brokerage unit has told John J. Mack that he will step down after a successor is found , according to an internal memorandum sent to employees yesterday . 
 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