46571
He also liked the neighborhood 's '' lack of ostentation '' and proximity to Route 520 , a freeway that cuts through the neighborhood before crossing the lake and touching ground in Medina , home of Bill Gates , Microsoft 's chairman . ''
 Bill Gates, Microsoft; Microsoft, Bill Gates
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Bill Gates, Microsoft; Microsoft, Bill Gates