5607
 When Alan Greenspan , the Federal Reserve chairman , sees Frederick W. Smith , FedEx 's chief executive , during halftime of Washington Redskins games , Mr. Greenspan uses the company 's vast reach to check in on the economy . '' 
 company: Frederick W. Smith, FedEx; company founders: FedEx, Frederick W. Smith
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Frederick W. Smith, FedEx; FedEx, Frederick W. Smith 
Answer:
 company: Frederick W. Smith, FedEx; company founders: FedEx, Frederick W. Smith