35320
That is a group headed by Mitt Romney , the Massachusetts governor who is widely viewed as Mr. McCain 's chief rival for their party 's 2008 presidential nomination .
 place lived: Mitt Romney, Massachusetts
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:  Mitt Romney, Massachusetts 
Answer:
 place lived: Mitt Romney, Massachusetts