19670
Backed by investment financing from Bill Gates of Microsoft and Prince Walid bin Talal of Saudi Arabia , the chief executive of the Four Seasons Hotels chain , Isadore Sharp , offered to buy the company from its shareholders for $ 3.7 billion in cash .
 company founders: Microsoft, Bill Gates; person of company: Bill Gates, Microsoft
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:  Microsoft, Bill Gates; Bill Gates, Microsoft 
Answer:
 company founders: Microsoft, Bill Gates; person of company: Bill Gates, Microsoft