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For Bill Gates , the founder of Microsoft , the ideal of valuing all human life equally began to jar against reality some years ago , when he read an article about diseases in the developing world and came across the statistic that half a million children die every year from rotavirus , the most common cause of severe diarrhea in children .
 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