50670
Complicating things is the fact that at least four of the prospective Democratic candidates are full-fledged members of Congress : Senators Obama of Illinois , Hillary Rodham Clinton of New York , Joseph R. Biden Jr. of Delaware and John Kerry of Massachusetts .
 place lived: John Kerry, 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:  John Kerry, Massachusetts 
Answer:
 place lived: John Kerry, Massachusetts