20526
 Robert Druskin , the head of Citigroup 's corporate and investment bank , was named chief operating officer , filling a role that has been vacant since Robert B. Willumstad left in July 2005 . 
 company: Robert Druskin, Citigroup; company: Robert B. Willumstad, Citigroup
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: Robert Druskin, Citigroup; company: Robert B. Willumstad, Citigroup