22156
Sergio Marchionne , Fiat 's fifth chief executive in three years , has been busy since his appointment in June piecing together a turnaround that has already resulted in factory closings , management layoffs and the introduction of more than a dozen new or redesigned models .
 person of company: Sergio Marchionne, Fiat
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: 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:
 person of company: Sergio Marchionne, Fiat